#3633 - Put all dummy test files in test/test-files

580 files changed, 1023 insertions, 1123 deletions

diff --git a/test/command_callback/test_alex_command_callback.vader b/test/command_callback/test_alex_command_callback.vader
index 98769e0b..20e20301 100644
--- a/test/command_callback/test_alex_command_callback.vader
+++ b/test/command_callback/test_alex_command_callback.vader
@@ -10,22 +10,22 @@ Execute(The global executable should be used when the local one cannot be found)
   \ ale#Escape('alex') . ' %s --text',
 
 Execute(Should use the node_modules/.bin executable, if available):
-  call ale#test#SetFilename('alex-node-modules/test_file.tex')
+  call ale#test#SetFilename('../test-files/alex/node-modules/test_file.tex')
 
-  AssertLinter ale#path#Simplify(g:dir . '/alex-node-modules/node_modules/.bin/alex'),
-  \ ale#Escape(ale#path#Simplify(g:dir . '/alex-node-modules/node_modules/.bin/alex'))
+  AssertLinter ale#path#Simplify(g:dir . '/../test-files/alex/node-modules/node_modules/.bin/alex'),
+  \ ale#Escape(ale#path#Simplify(g:dir . '/../test-files/alex/node-modules/node_modules/.bin/alex'))
   \ . ' %s --text',
 
 Execute(Should use the node_modules/alex executable, if available):
-  call ale#test#SetFilename('alex-node-modules-2/test_file.tex')
+  call ale#test#SetFilename('../test-files/alex/node-modules-2/test_file.tex')
 
-  AssertLinter ale#path#Simplify(g:dir . '/alex-node-modules-2/node_modules/alex/cli.js'),
+  AssertLinter ale#path#Simplify(g:dir . '/../test-files/alex/node-modules-2/node_modules/alex/cli.js'),
   \ (has('win32') ? 'node.exe ' : '')
-  \ . ale#Escape(ale#path#Simplify(g:dir . '/alex-node-modules-2/node_modules/alex/cli.js'))
+  \ . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/alex/node-modules-2/node_modules/alex/cli.js'))
   \ . ' %s --text',
 
 Execute(Should let users configure a global executable and override local paths):
-  call ale#test#SetFilename('write-good-node-modules-2/test_file.tex')
+  call ale#test#SetFilename('../test-files/write-good/node-modules-2/test_file.tex')
 
   let g:ale_alex_executable = '/path/to/custom/alex'
   let g:ale_alex_use_global = 1
diff --git a/test/command_callback/test_angular_command_callback.vader b/test/command_callback/test_angular_command_callback.vader
index c5de3d87..fe0749a1 100644
--- a/test/command_callback/test_angular_command_callback.vader
+++ b/test/command_callback/test_angular_command_callback.vader
@@ -13,15 +13,15 @@ Execute(The Angular LSP connection shouldn't be created outside of Angular proje
   AssertLinterNotExecuted
 
 Execute(The default command for Angular should be correct):
-  call ale#test#SetFilename('../test-projects/angular/test.html')
+  call ale#test#SetFilename('../test-files/angular/test.html')
   let g:paths = {
-  \ 'ngserver': ale#test#GetFilename('../test-projects/angular/node_modules/@angular/language-server/bin/ngserver'),
-  \ 'service': ale#test#GetFilename('../test-projects/angular/node_modules/@angular/language-service'),
-  \ 'typescript': ale#test#GetFilename('../test-projects/angular/node_modules/typescript'),
+  \ 'ngserver': ale#test#GetFilename('../test-files/angular/node_modules/@angular/language-server/bin/ngserver'),
+  \ 'service': ale#test#GetFilename('../test-files/angular/node_modules/@angular/language-service'),
+  \ 'typescript': ale#test#GetFilename('../test-files/angular/node_modules/typescript'),
   \}
 
   AssertLSPLanguage 'html'
-  AssertLSPProject ale#test#GetFilename('../test-projects/angular')
+  AssertLSPProject ale#test#GetFilename('../test-files/angular')
   AssertLinter g:paths.ngserver, ale#Escape(g:paths.ngserver)
   \   . ' --ngProbeLocations ' . ale#Escape(g:paths.service)
   \   . ' --tsProbeLocations ' . ale#Escape(g:paths.typescript)
@@ -30,14 +30,14 @@ Execute(The default command for Angular should be correct):
 Execute(It should be possible to use the global ngserver):
   let b:ale_html_angular_use_global = 1
 
-  call ale#test#SetFilename('../test-projects/angular/test.html')
+  call ale#test#SetFilename('../test-files/angular/test.html')
   let g:paths = {
-  \ 'service': ale#test#GetFilename('../test-projects/angular/node_modules/@angular/language-service'),
-  \ 'typescript': ale#test#GetFilename('../test-projects/angular/node_modules/typescript'),
+  \ 'service': ale#test#GetFilename('../test-files/angular/node_modules/@angular/language-service'),
+  \ 'typescript': ale#test#GetFilename('../test-files/angular/node_modules/typescript'),
   \}
 
   AssertLSPLanguage 'html'
-  AssertLSPProject ale#test#GetFilename('../test-projects/angular')
+  AssertLSPProject ale#test#GetFilename('../test-files/angular')
   AssertLinter 'ngserver', ale#Escape('ngserver')
   \   . ' --ngProbeLocations ' . ale#Escape(g:paths.service)
   \   . ' --tsProbeLocations ' . ale#Escape(g:paths.typescript)
diff --git a/test/command_callback/test_asciidoc_textlint_command_callbacks.vader b/test/command_callback/test_asciidoc_textlint_command_callbacks.vader
index 623833b2..a79a0ae3 100644
--- a/test/command_callback/test_asciidoc_textlint_command_callbacks.vader
+++ b/test/command_callback/test_asciidoc_textlint_command_callbacks.vader
@@ -42,24 +42,24 @@ Execute(The options should be configurable):
   \ ale#Escape('textlint') . ' --something -f json --stdin --stdin-filename %s'
 
 Execute(The local executable from .bin should be used if available):
-  call ale#test#SetFilename('textlint_paths/with_bin_path/foo.txt')
+  call ale#test#SetFilename('../test-files/textlint/with_bin_path/foo.txt')
 
   AssertLinter
-  \ ale#path#Simplify(g:dir . '/textlint_paths/with_bin_path/node_modules/.bin/textlint'),
-  \ ale#Escape(ale#path#Simplify(g:dir . '/textlint_paths/with_bin_path/node_modules/.bin/textlint'))
+  \ ale#path#Simplify(g:dir . '/../test-files/textlint/with_bin_path/node_modules/.bin/textlint'),
+  \ ale#Escape(ale#path#Simplify(g:dir . '/../test-files/textlint/with_bin_path/node_modules/.bin/textlint'))
   \   . ' -f json --stdin --stdin-filename %s'
 
 Execute(The local executable from textlint/bin should be used if available):
-  call ale#test#SetFilename('textlint_paths/with_textlint_bin_path/foo.txt')
+  call ale#test#SetFilename('../test-files/textlint/with_textlint_bin_path/foo.txt')
 
   if has('win32')
     AssertLinter
-    \ ale#path#Simplify(g:dir . '/textlint_paths/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'),
-    \ ale#Escape('node.exe') . ' ' . ale#Escape(ale#path#Simplify(g:dir . '/textlint_paths/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'))
+    \ ale#path#Simplify(g:dir . '/../test-files/textlint/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'),
+    \ ale#Escape('node.exe') . ' ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/textlint/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'))
     \   . ' -f json --stdin --stdin-filename %s'
   else
     AssertLinter
-    \ ale#path#Simplify(g:dir . '/textlint_paths/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'),
-    \ ale#Escape(ale#path#Simplify(g:dir . '/textlint_paths/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'))
+    \ ale#path#Simplify(g:dir . '/../test-files/textlint/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'),
+    \ ale#Escape(ale#path#Simplify(g:dir . '/../test-files/textlint/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'))
     \   . ' -f json --stdin --stdin-filename %s'
   endif
diff --git a/test/command_callback/test_bandit_command_callback.vader b/test/command_callback/test_bandit_command_callback.vader
index 274ce901..3d3a60a3 100644
--- a/test/command_callback/test_bandit_command_callback.vader
+++ b/test/command_callback/test_bandit_command_callback.vader
@@ -40,7 +40,7 @@ Execute(Setting executable to 'pipenv' appends 'run bandit'):
 
 Execute(Pipenv is detected when python_bandit_auto_pipenv is set):
   let g:ale_python_bandit_auto_pipenv = 1
-  call ale#test#SetFilename('/testplugin/test/python_fixtures/pipenv/whatever.py')
+  call ale#test#SetFilename('../test-files/python/pipenv/whatever.py')
 
   AssertLinter 'pipenv',
   \ ale#Escape('pipenv')
@@ -49,10 +49,10 @@ Execute(Pipenv is detected when python_bandit_auto_pipenv is set):
   \ . ' -'
 
 Execute(The bandit command callback should add .bandit by default):
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/with_bandit/namespace/foo/bar.py')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/with_bandit/namespace/foo/bar.py')
 
   let b:config_path = ale#path#Simplify(
-  \ g:dir . '/python_paths/with_bandit/.bandit'
+  \ g:dir . '/../test-files/python/with_bandit/.bandit'
   \)
 
   AssertLinter 'bandit',
@@ -62,7 +62,7 @@ Execute(The bandit command callback should add .bandit by default):
   \ . ' -'
 
 Execute(The bandit command callback should support not using .bandit):
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/with_bandit/subdir/foo/bar.py')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/with_bandit/subdir/foo/bar.py')
   let g:ale_python_bandit_use_config = 0
 
   AssertLinter 'bandit',
diff --git a/test/command_callback/test_bingo_command_callback.vader b/test/command_callback/test_bingo_command_callback.vader
index 5544effa..d8328414 100644
--- a/test/command_callback/test_bingo_command_callback.vader
+++ b/test/command_callback/test_bingo_command_callback.vader
@@ -25,7 +25,7 @@ Execute(should configure bingo callback executable):
   AssertLinter 'boo', ale#Escape('boo')
 
 Execute(should set bingo options):
-  call ale#test#SetFilename('go_paths/go1/prj1/file.go')
+  call ale#test#SetFilename('../test-files/go/go1/prj1/file.go')
   " let b:ale_completion_enabled = 1
   let b:ale_go_bingo_options = ''
 
@@ -38,7 +38,7 @@ Execute(should set bingo options):
   \ ale#Escape('bingo') . ' --mode stdio --trace'
 
 Execute(should support Go environment variables):
-  call ale#test#SetFilename('go_paths/go1/prj1/file.go')
+  call ale#test#SetFilename('../test-files/go/go1/prj1/file.go')
   let b:ale_go_go111module = 'on'
 
   AssertLinter 'bingo',
@@ -46,9 +46,9 @@ Execute(should support Go environment variables):
 
 
 Execute(Should return directory for 'go.mod' if found in parent directory):
-  call ale#test#SetFilename('../go_files/test.go')
+  call ale#test#SetFilename('../test-files/go/test.go')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/../go_files')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/go')
 
 Execute(Should return nearest directory with '.git' if found in parent directory):
   call ale#test#SetFilename('test.go')
@@ -57,7 +57,7 @@ Execute(Should return nearest directory with '.git' if found in parent directory
   AssertLSPProject g:dir
 
 Execute(Should ignore 'go.mod' and return '.git' dir if modules off):
-  call ale#test#SetFilename('../go_files/test.go')
+  call ale#test#SetFilename('../test-files/go/test.go')
 
   let b:ale_go_go111module = 'off'
   let b:parent_dir = ale#path#Simplify(g:dir . '/..')
diff --git a/test/command_callback/test_brakeman_command_callback.vader b/test/command_callback/test_brakeman_command_callback.vader
index 15dbbe1c..d3bf1920 100644
--- a/test/command_callback/test_brakeman_command_callback.vader
+++ b/test/command_callback/test_brakeman_command_callback.vader
@@ -5,28 +5,28 @@ After:
   call ale#assert#TearDownLinterTest()
 
 Execute(The brakeman command callback should detect absence of a valid Rails app):
-  call ale#test#SetFilename('../ruby_fixtures/not_a_rails_app/test.rb')
+  call ale#test#SetFilename('../test-files/ruby/not_a_rails_app/test.rb')
 
   AssertLinter 'brakeman', ''
 
 Execute(The brakeman command callback should find a valid Rails app root):
-  call ale#test#SetFilename('../ruby_fixtures/valid_rails_app/db/test.rb')
+  call ale#test#SetFilename('../test-files/ruby/valid_rails_app/db/test.rb')
 
   AssertLinter 'brakeman', ale#Escape('brakeman')
   \ . ' -f json -q  -p '
-  \ . ale#Escape(ale#path#Simplify(g:dir . '/../ruby_fixtures/valid_rails_app'))
+  \ . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/ruby/valid_rails_app'))
 
 Execute(The brakeman command callback should include configured options):
-  call ale#test#SetFilename('../ruby_fixtures/valid_rails_app/db/test.rb')
+  call ale#test#SetFilename('../test-files/ruby/valid_rails_app/db/test.rb')
 
   let g:ale_ruby_brakeman_options = '--combobulate'
 
   AssertLinter 'brakeman', ale#Escape('brakeman')
   \ . ' -f json -q --combobulate -p '
-  \ . ale#Escape(ale#path#Simplify(g:dir . '/../ruby_fixtures/valid_rails_app'))
+  \ . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/ruby/valid_rails_app'))
 
 Execute(Setting bundle appends 'exec brakeman'):
-  call ale#test#SetFilename('../ruby_fixtures/valid_rails_app/db/test.rb')
+  call ale#test#SetFilename('../test-files/ruby/valid_rails_app/db/test.rb')
 
   let g:ale_ruby_brakeman_executable = 'bundle'
   let g:ale_ruby_brakeman_options = '--combobulate'
@@ -34,4 +34,4 @@ Execute(Setting bundle appends 'exec brakeman'):
   AssertLinter 'bundle', ale#Escape('bundle')
   \ . ' exec brakeman'
   \ . ' -f json -q --combobulate -p '
-  \ . ale#Escape(ale#path#Simplify(g:dir . '/../ruby_fixtures/valid_rails_app'))
+  \ . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/ruby/valid_rails_app'))
diff --git a/test/command_callback/test_c_ccls_command_callbacks.vader b/test/command_callback/test_c_ccls_command_callbacks.vader
index 04643d02..a4f575c6 100644
--- a/test/command_callback/test_c_ccls_command_callbacks.vader
+++ b/test/command_callback/test_c_ccls_command_callbacks.vader
@@ -16,27 +16,27 @@ Execute(The project root should be detected correctly using compile_commands.jso
 
   AssertLSPProject ''
 
-  call ale#test#SetFilename('ccls_paths/with_compile_commands_json/dummy.c')
+  call ale#test#SetFilename('../test-files/ccls/with_compile_commands_json/dummy.c')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/ccls_paths/with_compile_commands_json')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/ccls/with_compile_commands_json')
 
 Execute(The project root should be detected correctly using .ccls file):
   call ale#test#SetFilename(tempname() . '/dummy.c')
 
   AssertLSPProject ''
 
-  call ale#test#SetFilename('ccls_paths/with_ccls/dummy.c')
+  call ale#test#SetFilename('../test-files/ccls/with_ccls/dummy.c')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/ccls_paths/with_ccls')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/ccls/with_ccls')
 
 Execute(The project root should be detected correctly using .ccls-root file):
   call ale#test#SetFilename(tempname() . '/dummy.c')
 
   AssertLSPProject ''
 
-  call ale#test#SetFilename('ccls_paths/with_ccls-root/dummy.c')
+  call ale#test#SetFilename('../test-files/ccls/with_ccls-root/dummy.c')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/ccls_paths/with_ccls-root')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/ccls/with_ccls-root')
 
 Execute(The executable should be configurable):
   AssertLinter 'ccls', ale#Escape('ccls')
@@ -53,17 +53,17 @@ Execute(The initialization options should be configurable):
   AssertLSPOptions { 'cacheDirectory': '/tmp/ccls' }
 
 Execute(The compile command database should be detected correctly):
-  call ale#test#SetFilename('ccls_paths/with_ccls/dummy.c')
+  call ale#test#SetFilename('../test-files/ccls/with_ccls/dummy.c')
 
   AssertLSPOptions {}
 
-  call ale#test#SetFilename('ccls_paths/with_compile_commands_json/dummy.c')
+  call ale#test#SetFilename('../test-files/ccls/with_compile_commands_json/dummy.c')
 
   AssertLSPOptions { 'compilationDatabaseDirectory':
-  \  ale#path#Simplify(g:dir . '/ccls_paths/with_compile_commands_json') }
+  \  ale#path#Simplify(g:dir . '/../test-files/ccls/with_compile_commands_json') }
 
-  call ale#test#SetFilename('ccls_paths/with_build_dir/dummy.c')
+  call ale#test#SetFilename('../test-files/ccls/with_build_dir/dummy.c')
   let b:ale_c_build_dir_names = ['unusual_build_dir_name']
 
   AssertLSPOptions { 'compilationDatabaseDirectory':
-  \  ale#path#Simplify(g:dir . '/ccls_paths/with_build_dir/unusual_build_dir_name') }
+  \  ale#path#Simplify(g:dir . '/../test-files/ccls/with_build_dir/unusual_build_dir_name') }
diff --git a/test/command_callback/test_c_clangd_command_callbacks.vader b/test/command_callback/test_c_clangd_command_callbacks.vader
index 753dc9a8..438bc80e 100644
--- a/test/command_callback/test_c_clangd_command_callbacks.vader
+++ b/test/command_callback/test_c_clangd_command_callbacks.vader
@@ -23,9 +23,9 @@ Execute(The project root should be detected correctly):
 
   AssertLSPProject ''
 
-  call ale#test#SetFilename('clangd_paths/with_compile_commands/dummy.c')
+  call ale#test#SetFilename('../test-files/clangd/with_compile_commands/dummy.c')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/clangd_paths/with_compile_commands')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/clangd/with_compile_commands')
 
 Execute(The executable should be configurable):
   let g:ale_c_clangd_executable = 'foobar'
@@ -38,7 +38,7 @@ Execute(The options should be configurable):
   AssertLinter 'clangd', ale#Escape('clangd') . ' ' . b:ale_c_clangd_options
 
 Execute(The compile command database should be detected correctly):
-  call ale#test#SetFilename('clangd_paths/with_build_dir/dummy_src/dummy.c')
+  call ale#test#SetFilename('../test-files/clangd/with_build_dir/dummy_src/dummy.c')
 
   let b:ale_c_clangd_options = ''
   let b:ale_c_build_dir = ''
@@ -47,5 +47,5 @@ Execute(The compile command database should be detected correctly):
 
   AssertLinter 'clangd', ale#Escape('clangd')
   \  . ' -compile-commands-dir='
-  \  . ale#Escape(ale#path#Simplify(g:dir . '/clangd_paths/with_build_dir/unusual_build_dir_name'))
+  \  . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/clangd/with_build_dir/unusual_build_dir_name'))
 
diff --git a/test/command_callback/test_c_cppcheck_command_callbacks.vader b/test/command_callback/test_c_cppcheck_command_callbacks.vader
index d9b9c62c..40685dab 100644
--- a/test/command_callback/test_c_cppcheck_command_callbacks.vader
+++ b/test/command_callback/test_c_cppcheck_command_callbacks.vader
@@ -21,9 +21,9 @@ Execute(The executable should be configurable):
   AssertLinter 'foobar', ale#Escape('foobar') . b:command_tail
 
 Execute(cppcheck for C should detect compile_commands.json files):
-  call ale#test#SetFilename('cppcheck_paths/one/foo.c')
+  call ale#test#SetFilename('../test-files/cppcheck/one/foo.c')
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/cppcheck_paths/one')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/cppcheck/one')
   AssertLinter 'cppcheck', ale#Escape('cppcheck')
   \   . ' -q --language=c'
   \   . ' --template=' . ale#Escape('{file}:{line}:{column}: {severity}:{inconclusive:inconclusive:} {message} [{id}]\\n{code}')
@@ -31,9 +31,9 @@ Execute(cppcheck for C should detect compile_commands.json files):
   \   . ' --enable=style %t'
 
 Execute(cppcheck for C should detect compile_commands.json files in build directories):
-  call ale#test#SetFilename('cppcheck_paths/with_build_dir/foo.cpp')
+  call ale#test#SetFilename('../test-files/cppcheck/with_build_dir/foo.cpp')
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/cppcheck_paths/with_build_dir')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/cppcheck/with_build_dir')
   AssertLinter 'cppcheck', ale#Escape('cppcheck')
   \   . ' -q --language=c'
   \   . ' --template=' . ale#Escape('{file}:{line}:{column}: {severity}:{inconclusive:inconclusive:} {message} [{id}]\\n{code}')
@@ -41,26 +41,26 @@ Execute(cppcheck for C should detect compile_commands.json files in build direct
   \   . ' --enable=style %t'
 
 Execute(cppcheck for C should include file dir if compile_commands.json file is not found):
-  call ale#test#SetFilename('cppcheck_paths/foo.cpp')
+  call ale#test#SetFilename('../test-files/cppcheck/foo.cpp')
 
   AssertLinter 'cppcheck',
   \   ale#Escape('cppcheck')
   \   . ' -q --language=c'
   \   . ' --template=' . ale#Escape('{file}:{line}:{column}: {severity}:{inconclusive:inconclusive:} {message} [{id}]\\n{code}')
   \   . ' --enable=style'
-  \   . ' -I' . ale#Escape(ale#path#Simplify(g:dir . '/cppcheck_paths'))
+  \   . ' -I' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/cppcheck'))
   \   . ' %t'
 
 Execute(cppcheck for C should ignore compile_commands.json file if buffer is modified):
-  call ale#test#SetFilename('cppcheck_paths/one/foo.c')
+  call ale#test#SetFilename('../test-files/cppcheck/one/foo.c')
 
   set buftype=
   set modified
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/cppcheck_paths/one')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/cppcheck/one')
   AssertLinter 'cppcheck', ale#Escape('cppcheck')
   \   . ' -q --language=c'
   \   . ' --template=' . ale#Escape('{file}:{line}:{column}: {severity}:{inconclusive:inconclusive:} {message} [{id}]\\n{code}')
   \   . ' --enable=style'
-  \   . ' -I' . ale#Escape(ale#path#Simplify(g:dir . '/cppcheck_paths/one'))
+  \   . ' -I' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/cppcheck/one'))
   \   . ' %t'
diff --git a/test/command_callback/test_c_cquery_command_callbacks.vader b/test/command_callback/test_c_cquery_command_callbacks.vader
index 01356bdf..bca0dbbc 100644
--- a/test/command_callback/test_c_cquery_command_callbacks.vader
+++ b/test/command_callback/test_c_cquery_command_callbacks.vader
@@ -9,18 +9,18 @@ Execute(The project root should be detected correctly using compile_commands.jso
 
   AssertLSPProject ''
 
-  call ale#test#SetFilename('cquery_paths/dummy.c')
+  call ale#test#SetFilename('../test-files/cquery/dummy.c')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/cquery_paths')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/cquery')
 
 Execute(The project root should be detected correctly using .cquery file):
   call ale#test#SetFilename(tempname() . '/dummy.c')
 
   AssertLSPProject ''
 
-  call ale#test#SetFilename('cquery_paths/with_cquery/dummy.c')
+  call ale#test#SetFilename('../test-files/cquery/with_cquery/dummy.c')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/cquery_paths/with_cquery')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/cquery/with_cquery')
 
 Execute(The executable should be configurable):
   AssertLinter 'cquery', ale#Escape('cquery')
diff --git a/test/command_callback/test_c_import_paths.vader b/test/command_callback/test_c_import_paths.vader
index 3c2bd79b..19e39915 100644
--- a/test/command_callback/test_c_import_paths.vader
+++ b/test/command_callback/test_c_import_paths.vader
@@ -37,126 +37,126 @@ After:
 
 Execute(The C cc linter should include 'include' directories for projects with a Makefile):
   call ale#assert#SetUpLinterTest('c', 'cc')
-  call ale#test#SetFilename('../test_c_projects/makefile_project/subdir/file.c')
+  call ale#test#SetFilename('../test-files/c/makefile_project/subdir/file.c')
   let g:ale_c_cc_options = ''
 
   AssertLinter 'gcc',
   \ ale#Escape('gcc')
   \   . ' -S -x c -o ' . (has('win32') ? 'nul': '/dev/null')
   \   . ' -iquote %s:h'
-  \   . ' -I' . ale#Escape(ale#path#Simplify(g:dir .  '/../test_c_projects/makefile_project/include'))
+  \   . ' -I' . ale#Escape(ale#path#Simplify(g:dir .  '/../test-files/c/makefile_project/include'))
   \   . ' -'
 
 Execute(The C cc linter should include 'include' directories for projects with a configure file):
   call ale#assert#SetUpLinterTest('c', 'cc')
-  call ale#test#SetFilename('../test_c_projects/configure_project/subdir/file.c')
+  call ale#test#SetFilename('../test-files/c/configure_project/subdir/file.c')
   let g:ale_c_cc_options = ''
 
   AssertLinter 'gcc',
   \ ale#Escape('gcc')
   \   . ' -S -x c -o ' . (has('win32') ? 'nul': '/dev/null')
   \   . ' -iquote %s:h'
-  \   . ' -I' . ale#Escape(ale#path#Simplify(g:dir .  '/../test_c_projects/configure_project/include'))
+  \   . ' -I' . ale#Escape(ale#path#Simplify(g:dir .  '/../test-files/c/configure_project/include'))
   \   . ' -'
 
 Execute(The C cc linter should include root directories for projects with .h files in them):
   call ale#assert#SetUpLinterTest('c', 'cc')
-  call ale#test#SetFilename('../test_c_projects/h_file_project/subdir/file.c')
+  call ale#test#SetFilename('../test-files/c/h_file_project/subdir/file.c')
   let g:ale_c_cc_options = ''
 
   AssertLinter 'gcc',
   \ ale#Escape('gcc')
   \   . ' -S -x c -o ' . (has('win32') ? 'nul': '/dev/null')
   \   . ' -iquote %s:h'
-  \   . ' -I' . ale#Escape(ale#path#Simplify(g:dir .  '/../test_c_projects/h_file_project'))
+  \   . ' -I' . ale#Escape(ale#path#Simplify(g:dir .  '/../test-files/c/h_file_project'))
   \   . ' -'
 
 Execute(The C cc linter should include root directories for projects with .hpp files in them):
   call ale#assert#SetUpLinterTest('c', 'cc')
-  call ale#test#SetFilename('../test_c_projects/hpp_file_project/subdir/file.c')
+  call ale#test#SetFilename('../test-files/c/hpp_file_project/subdir/file.c')
   let g:ale_c_cc_options = ''
 
   AssertLinter 'gcc',
   \ ale#Escape('gcc')
   \   . ' -S -x c -o ' . (has('win32') ? 'nul': '/dev/null')
   \   . ' -iquote %s:h'
-  \   . ' -I' . ale#Escape(ale#path#Simplify(g:dir .  '/../test_c_projects/hpp_file_project'))
+  \   . ' -I' . ale#Escape(ale#path#Simplify(g:dir .  '/../test-files/c/hpp_file_project'))
   \   . ' -'
 
 Execute(The C ClangTidy handler should include 'include' directories for projects with a Makefile):
   call ale#assert#SetUpLinterTest('c', 'clangtidy')
-  call ale#test#SetFilename('../test_c_projects/makefile_project/subdir/file.cpp')
+  call ale#test#SetFilename('../test-files/c/makefile_project/subdir/file.cpp')
   let g:ale_c_clangtidy_options = ''
 
   AssertLinter 'clang-tidy',
   \ ale#Escape('clang-tidy')
   \ . ' %s '
-  \ . '-- -I' . ale#Escape(ale#path#Simplify(g:dir . '/../test_c_projects/makefile_project/include'))
+  \ . '-- -I' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/c/makefile_project/include'))
 
 Execute(The C++ cc linter should include 'include' directories for projects with a Makefile):
   call ale#assert#SetUpLinterTest('cpp', 'cc')
-  call ale#test#SetFilename('../test_c_projects/makefile_project/subdir/file.cpp')
+  call ale#test#SetFilename('../test-files/c/makefile_project/subdir/file.cpp')
   let g:ale_cpp_cc_options = ''
 
   AssertLinter 'gcc',
   \   ale#Escape('gcc')
   \   . ' -S -x c++ -o ' . (has('win32') ? 'nul': '/dev/null')
   \   . ' -iquote %s:h'
-  \   . ' -I' . ale#Escape(ale#path#Simplify(g:dir .  '/../test_c_projects/makefile_project/include'))
+  \   . ' -I' . ale#Escape(ale#path#Simplify(g:dir .  '/../test-files/c/makefile_project/include'))
   \   . ' -'
 
 Execute(The C++ cc linter should include 'include' directories for projects with a configure file):
   call ale#assert#SetUpLinterTest('cpp', 'cc')
-  call ale#test#SetFilename('../test_c_projects/configure_project/subdir/file.cpp')
+  call ale#test#SetFilename('../test-files/c/configure_project/subdir/file.cpp')
   let g:ale_cpp_cc_options = ''
 
   AssertLinter 'gcc',
   \   ale#Escape('gcc')
   \   . ' -S -x c++ -o ' . (has('win32') ? 'nul': '/dev/null')
   \   . ' -iquote %s:h'
-  \   . ' -I' . ale#Escape(ale#path#Simplify(g:dir .  '/../test_c_projects/configure_project/include'))
+  \   . ' -I' . ale#Escape(ale#path#Simplify(g:dir .  '/../test-files/c/configure_project/include'))
   \   . ' -'
 
 Execute(The C++ cc linter should include root directories for projects with .h files in them):
   call ale#assert#SetUpLinterTest('cpp', 'cc')
-  call ale#test#SetFilename('../test_c_projects/h_file_project/subdir/file.cpp')
+  call ale#test#SetFilename('../test-files/c/h_file_project/subdir/file.cpp')
   let g:ale_cpp_cc_options = ''
 
   AssertLinter 'gcc',
   \   ale#Escape('gcc')
   \   . ' -S -x c++ -o ' . (has('win32') ? 'nul': '/dev/null')
   \   . ' -iquote %s:h'
-  \   . ' -I' . ale#Escape(ale#path#Simplify(g:dir .  '/../test_c_projects/h_file_project'))
+  \   . ' -I' . ale#Escape(ale#path#Simplify(g:dir .  '/../test-files/c/h_file_project'))
   \   . ' -'
 
 Execute(The C++ cc linter should include root directories for projects with .hpp files in them):
   call ale#assert#SetUpLinterTest('cpp', 'cc')
-  call ale#test#SetFilename('../test_c_projects/hpp_file_project/subdir/file.cpp')
+  call ale#test#SetFilename('../test-files/c/hpp_file_project/subdir/file.cpp')
   let g:ale_cpp_cc_options = ''
 
   AssertLinter 'gcc',
   \   ale#Escape('gcc')
   \   . ' -S -x c++ -o ' . (has('win32') ? 'nul': '/dev/null')
   \   . ' -iquote %s:h'
-  \   . ' -I' . ale#Escape(ale#path#Simplify(g:dir .  '/../test_c_projects/hpp_file_project'))
+  \   . ' -I' . ale#Escape(ale#path#Simplify(g:dir .  '/../test-files/c/hpp_file_project'))
   \   . ' -'
 
 Execute(The C++ ClangTidy handler should include json folders for projects with suitable build directory in them):
   call ale#assert#SetUpLinterTest('cpp', 'clangtidy')
-  call ale#test#SetFilename('../test_c_projects/json_project/subdir/file.cpp')
+  call ale#test#SetFilename('../test-files/c/json_project/subdir/file.cpp')
 
   AssertLinter 'clang-tidy',
   \ ale#Escape('clang-tidy')
   \   . ' %s '
-  \   . '-p ' . ale#Escape(ale#path#Simplify(g:dir . '/../test_c_projects/json_project/build'))
+  \   . '-p ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/c/json_project/build'))
 
 Execute(The C++ ClangTidy handler should include 'include' directories for projects with a Makefile):
   call ale#assert#SetUpLinterTest('cpp', 'clangtidy')
-  call ale#test#SetFilename('../test_c_projects/makefile_project/subdir/file.cpp')
+  call ale#test#SetFilename('../test-files/c/makefile_project/subdir/file.cpp')
   let g:ale_cpp_clangtidy_options = ''
 
   AssertLinter 'clang-tidy',
   \ ale#Escape('clang-tidy')
   \ . ' %s '
-  \ . '-- -I' . ale#Escape(ale#path#Simplify(g:dir . '/../test_c_projects/makefile_project/include'))
+  \ . '-- -I' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/c/makefile_project/include'))
 
diff --git a/test/command_callback/test_cargo_command_callbacks.vader b/test/command_callback/test_cargo_command_callbacks.vader
index ee942c28..25dd0253 100644
--- a/test/command_callback/test_cargo_command_callbacks.vader
+++ b/test/command_callback/test_cargo_command_callbacks.vader
@@ -1,8 +1,8 @@
 Before:
   call ale#assert#SetUpLinterTest('rust', 'cargo')
-  call ale#test#SetFilename('cargo_paths/test.rs')
+  call ale#test#SetFilename('../test-files/cargo/test.rs')
 
-  let g:cd = 'cd ' . ale#Escape(ale#path#Simplify(g:dir . '/cargo_paths')) . ' && '
+  let g:cd = 'cd ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/cargo')) . ' && '
   let g:suffix = ' --frozen --message-format=json -q'
   let g:ale_rust_cargo_avoid_whole_workspace = 0
 
@@ -120,9 +120,9 @@ Execute(--all-features should be used when g:ale_rust_cargo_default_feature_beha
 
 Execute(Cargo should run from the crate directory when set to avoid the workspace):
   let g:ale_rust_cargo_avoid_whole_workspace = 1
-  call ale#test#SetFilename('cargo_workspace_paths/subpath/test.rs')
+  call ale#test#SetFilename('../test-files/cargo/workspace_paths/subpath/test.rs')
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/cargo_workspace_paths/subpath')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/cargo/workspace_paths/subpath')
   call ale#semver#ResetVersionCache()
   AssertLinter 'cargo', [
   \ ale#Escape('cargo') . ' --version',
@@ -131,7 +131,7 @@ Execute(Cargo should run from the crate directory when set to avoid the workspac
 
 Execute(Cargo should not run from the crate directory when not set to avoid the workspace):
   let g:ale_rust_cargo_avoid_whole_workspace = 0
-  call ale#test#SetFilename('cargo_workspace_paths/subpath/test.rs')
+  call ale#test#SetFilename('../test-files/cargo/workspace_paths/subpath/test.rs')
 
   AssertLinterCwd ''
   call ale#semver#ResetVersionCache()
diff --git a/test/command_callback/test_checkstyle_command_callback.vader b/test/command_callback/test_checkstyle_command_callback.vader
index 5824df87..8197e6b5 100644
--- a/test/command_callback/test_checkstyle_command_callback.vader
+++ b/test/command_callback/test_checkstyle_command_callback.vader
@@ -29,11 +29,11 @@ Execute(Custom options should be supported):
   \ . ' %s'
 
 Execute(configuration files set in _config should be supported):
-  let b:ale_java_checkstyle_config = ale#path#Simplify(g:dir . '/checkstyle_paths/other_config.xml')
+  let b:ale_java_checkstyle_config = ale#path#Simplify(g:dir . '/../test-files/checkstyle/other_config.xml')
 
   AssertLinter 'checkstyle',
   \ ale#Escape('checkstyle')
-  \ . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/checkstyle_paths/other_config.xml'))
+  \ . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/checkstyle/other_config.xml'))
   \ . ' %s'
 
 Execute(configuration files set in _options should be preferred over _config):
@@ -47,7 +47,7 @@ Execute(configuration files set in _options should be preferred over _config):
   AssertLinter 'checkstyle', ale#Escape('checkstyle') . ' -x -c /bar.xml %s'
 
 Execute(google_checks.xml should be used by default):
-  call ale#test#SetFilename('checkstyle_paths/test.java')
+  call ale#test#SetFilename('../test-files/checkstyle/test.java')
 
   AssertLinter 'checkstyle',
   \ ale#Escape('checkstyle')
@@ -55,18 +55,18 @@ Execute(google_checks.xml should be used by default):
   \ . ' %s'
 
 Execute(Other relative paths should be supported):
-  let b:ale_java_checkstyle_config = 'checkstyle_paths/other_config.xml'
+  let b:ale_java_checkstyle_config = '../test-files/checkstyle/other_config.xml'
 
   AssertLinter 'checkstyle',
   \ ale#Escape('checkstyle')
-  \ . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/checkstyle_paths/other_config.xml'))
+  \ . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/checkstyle/other_config.xml'))
   \ . ' %s'
 
-  call ale#test#SetFilename('checkstyle_paths/test.java')
+  call ale#test#SetFilename('../test-files/checkstyle/test.java')
 
   let b:ale_java_checkstyle_config = 'other_config.xml'
 
   AssertLinter 'checkstyle',
   \ ale#Escape('checkstyle')
-  \ . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/checkstyle_paths/other_config.xml'))
+  \ . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/checkstyle/other_config.xml'))
   \ . ' %s'
diff --git a/test/command_callback/test_cpp_ccls_command_callbacks.vader b/test/command_callback/test_cpp_ccls_command_callbacks.vader
index f603ac07..12aa30e3 100644
--- a/test/command_callback/test_cpp_ccls_command_callbacks.vader
+++ b/test/command_callback/test_cpp_ccls_command_callbacks.vader
@@ -16,27 +16,27 @@ Execute(The project root should be detected correctly using compile_commands.jso
 
   AssertLSPProject ''
 
-  call ale#test#SetFilename('ccls_paths/with_compile_commands_json/dummy.cpp')
+  call ale#test#SetFilename('../test-files/ccls/with_compile_commands_json/dummy.cpp')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/ccls_paths/with_compile_commands_json')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/ccls/with_compile_commands_json')
 
 Execute(The project root should be detected correctly using .ccls file):
   call ale#test#SetFilename(tempname() . '/dummy.cpp')
 
   AssertLSPProject ''
 
-  call ale#test#SetFilename('ccls_paths/with_ccls/dummy.cpp')
+  call ale#test#SetFilename('../test-files/ccls/with_ccls/dummy.cpp')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/ccls_paths/with_ccls')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/ccls/with_ccls')
 
 Execute(The project root should be detected correctly using .ccls-root file):
   call ale#test#SetFilename(tempname() . '/dummy.cpp')
 
   AssertLSPProject ''
 
-  call ale#test#SetFilename('ccls_paths/with_ccls-root/dummy.cpp')
+  call ale#test#SetFilename('../test-files/ccls/with_ccls-root/dummy.cpp')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/ccls_paths/with_ccls-root')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/ccls/with_ccls-root')
 
 Execute(The executable should be configurable):
   AssertLinter 'ccls', ale#Escape('ccls')
@@ -53,17 +53,17 @@ Execute(The initialization options should be configurable):
   AssertLSPOptions { 'cacheDirectory': '/tmp/ccls' }
 
 Execute(The compile command database should be detected correctly):
-  call ale#test#SetFilename('ccls_paths/with_ccls/dummy.c')
+  call ale#test#SetFilename('../test-files/ccls/with_ccls/dummy.c')
 
   AssertLSPOptions {}
 
-  call ale#test#SetFilename('ccls_paths/with_compile_commands_json/dummy.c')
+  call ale#test#SetFilename('../test-files/ccls/with_compile_commands_json/dummy.c')
 
   AssertLSPOptions { 'compilationDatabaseDirectory':
-  \  ale#path#Simplify(g:dir . '/ccls_paths/with_compile_commands_json') }
+  \  ale#path#Simplify(g:dir . '/../test-files/ccls/with_compile_commands_json') }
 
-  call ale#test#SetFilename('ccls_paths/with_build_dir/dummy.c')
+  call ale#test#SetFilename('../test-files/ccls/with_build_dir/dummy.c')
   let b:ale_c_build_dir_names = ['unusual_build_dir_name']
 
   AssertLSPOptions { 'compilationDatabaseDirectory':
-  \  ale#path#Simplify(g:dir . '/ccls_paths/with_build_dir/unusual_build_dir_name') }
+  \  ale#path#Simplify(g:dir . '/../test-files/ccls/with_build_dir/unusual_build_dir_name') }
diff --git a/test/command_callback/test_cpp_cppcheck_command_callbacks.vader b/test/command_callback/test_cpp_cppcheck_command_callbacks.vader
index 01e4f776..62195803 100644
--- a/test/command_callback/test_cpp_cppcheck_command_callbacks.vader
+++ b/test/command_callback/test_cpp_cppcheck_command_callbacks.vader
@@ -21,9 +21,9 @@ Execute(The executable should be configurable):
   AssertLinter 'foobar', ale#Escape('foobar') . b:command_tail
 
 Execute(cppcheck for C++ should detect compile_commands.json files):
-  call ale#test#SetFilename('cppcheck_paths/one/foo.cpp')
+  call ale#test#SetFilename('../test-files/cppcheck/one/foo.cpp')
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/cppcheck_paths/one')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/cppcheck/one')
   AssertLinter 'cppcheck', ale#Escape('cppcheck')
   \   . ' -q --language=c++'
   \   . ' --template=' . ale#Escape('{file}:{line}:{column}: {severity}:{inconclusive:inconclusive:} {message} [{id}]\\n{code}')
@@ -31,9 +31,9 @@ Execute(cppcheck for C++ should detect compile_commands.json files):
   \   . ' --enable=style %t'
 
 Execute(cppcheck for C++ should detect compile_commands.json files in build directories):
-  call ale#test#SetFilename('cppcheck_paths/with_build_dir/foo.cpp')
+  call ale#test#SetFilename('../test-files/cppcheck/with_build_dir/foo.cpp')
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/cppcheck_paths/with_build_dir')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/cppcheck/with_build_dir')
   AssertLinter 'cppcheck', ale#Escape('cppcheck')
   \   . ' -q --language=c++'
   \   . ' --template=' . ale#Escape('{file}:{line}:{column}: {severity}:{inconclusive:inconclusive:} {message} [{id}]\\n{code}')
@@ -41,26 +41,26 @@ Execute(cppcheck for C++ should detect compile_commands.json files in build dire
   \   . ' --enable=style %t'
 
 Execute(cppcheck for C++ should include file dir if compile_commands.json file is not found):
-  call ale#test#SetFilename('cppcheck_paths/foo.cpp')
+  call ale#test#SetFilename('../test-files/cppcheck/foo.cpp')
 
   AssertLinter 'cppcheck',
   \   ale#Escape('cppcheck')
   \   . ' -q --language=c++'
   \   . ' --template=' . ale#Escape('{file}:{line}:{column}: {severity}:{inconclusive:inconclusive:} {message} [{id}]\\n{code}')
   \   . ' --enable=style'
-  \   . ' -I' . ale#Escape(ale#path#Simplify(g:dir . '/cppcheck_paths'))
+  \   . ' -I' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/cppcheck'))
   \   . ' %t'
 
 Execute(cppcheck for C++ should ignore compile_commands.json file if buffer is modified):
-  call ale#test#SetFilename('cppcheck_paths/one/foo.cpp')
+  call ale#test#SetFilename('../test-files/cppcheck/one/foo.cpp')
 
   set buftype=
   set modified
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/cppcheck_paths/one')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/cppcheck/one')
   AssertLinter 'cppcheck', ale#Escape('cppcheck')
   \   . ' -q --language=c++'
   \   . ' --template=' . ale#Escape('{file}:{line}:{column}: {severity}:{inconclusive:inconclusive:} {message} [{id}]\\n{code}')
   \   . ' --enable=style'
-  \   . ' -I' . ale#Escape(ale#path#Simplify(g:dir . '/cppcheck_paths/one'))
+  \   . ' -I' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/cppcheck/one'))
   \   . ' %t'
diff --git a/test/command_callback/test_cpp_cquery_command_callbacks.vader b/test/command_callback/test_cpp_cquery_command_callbacks.vader
index 842f123e..f638e401 100644
--- a/test/command_callback/test_cpp_cquery_command_callbacks.vader
+++ b/test/command_callback/test_cpp_cquery_command_callbacks.vader
@@ -12,18 +12,18 @@ Execute(The project root should be detected correctly using compile_commands.jso
 
   AssertLSPProject ''
 
-  call ale#test#SetFilename('cquery_paths/dummy.cpp')
+  call ale#test#SetFilename('../test-files/cquery/dummy.cpp')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/cquery_paths')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/cquery')
 
 Execute(The project root should be detected correctly using .cquery file):
   call ale#test#SetFilename(tempname() . '/dummy.cpp')
 
   AssertLSPProject ''
 
-  call ale#test#SetFilename('cquery_paths/with_cquery/dummy.cpp')
+  call ale#test#SetFilename('../test-files/cquery/with_cquery/dummy.cpp')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/cquery_paths/with_cquery')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/cquery/with_cquery')
 
 Execute(The executable should be configurable):
   AssertLinter 'cquery', ale#Escape('cquery')
diff --git a/test/command_callback/test_cucumber_command_callback.vader b/test/command_callback/test_cucumber_command_callback.vader
index 7a8457fc..6a7851ef 100644
--- a/test/command_callback/test_cucumber_command_callback.vader
+++ b/test/command_callback/test_cucumber_command_callback.vader
@@ -5,11 +5,11 @@ After:
   call ale#assert#TearDownLinterTest()
 
 Execute(Should require the nearest features dir, if one is found):
-  call ale#test#SetFilename('../cucumber_fixtures/features/cuke.feature')
+  call ale#test#SetFilename('../test-files/cucumber/features/cuke.feature')
 
   AssertLinter 'cucumber',
   \ 'cucumber --dry-run --quiet --strict --format=json '
-  \ . '-r ' . ale#Escape(ale#path#Simplify(g:dir . '/../cucumber_fixtures/features/')) . ' %t'
+  \ . '-r ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/cucumber/features/')) . ' %t'
 
 Execute(Should require nothing if no features dir is found):
   call ale#test#SetFilename('something/without/a/features/dir')
diff --git a/test/command_callback/test_dartanalyzer_command_callback.vader b/test/command_callback/test_dartanalyzer_command_callback.vader
index 62b1d636..7275b187 100644
--- a/test/command_callback/test_dartanalyzer_command_callback.vader
+++ b/test/command_callback/test_dartanalyzer_command_callback.vader
@@ -13,8 +13,8 @@ Execute(The executable should be configurable):
   AssertLinter 'foobar', ale#Escape('foobar') . ' %s'
 
 Execute(The .packages file should be set if detected):
-  call ale#test#SetFilename('dart_paths/foo')
+  call ale#test#SetFilename('../test-files/dart/foo')
 
   AssertLinter 'dartanalyzer', ale#Escape('dartanalyzer')
-  \   . ' --packages ' . ale#Escape(ale#path#Simplify(g:dir . '/dart_paths/.packages'))
+  \   . ' --packages ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/dart/.packages'))
   \ . ' %s'
diff --git a/test/command_callback/test_dialyxir_command_callback.vader b/test/command_callback/test_dialyxir_command_callback.vader
index 9fe27dfb..250ffefd 100644
--- a/test/command_callback/test_dialyxir_command_callback.vader
+++ b/test/command_callback/test_dialyxir_command_callback.vader
@@ -1,16 +1,16 @@
 Before:
   call ale#assert#SetUpLinterTest('elixir', 'dialyxir')
-  call ale#test#SetFilename('elixir_paths/mix_project/lib/app.ex')
+  call ale#test#SetFilename('../test-files/elixir/mix_project/lib/app.ex')
 
 After:
   call ale#assert#TearDownLinterTest()
 
 Execute(Builds dialyxir command with a normal project):
-  AssertLinterCwd ale#path#Simplify(g:dir . '/elixir_paths/mix_project')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/elixir/mix_project')
   AssertLinter 'mix', 'mix help dialyzer && mix dialyzer'
 
 Execute(Builds dialyxir command with an umbrella project):
-  call ale#test#SetFilename('elixir_paths/umbrella_project/apps/mix_project/lib/app.ex')
+  call ale#test#SetFilename('../test-files/elixir/umbrella_project/apps/mix_project/lib/app.ex')
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/elixir_paths/umbrella_project')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/elixir/umbrella_project')
   AssertLinter 'mix', 'mix help dialyzer && mix dialyzer'
diff --git a/test/command_callback/test_dogma_command_callback.vader b/test/command_callback/test_dogma_command_callback.vader
index 99267505..c8b599af 100644
--- a/test/command_callback/test_dogma_command_callback.vader
+++ b/test/command_callback/test_dogma_command_callback.vader
@@ -1,16 +1,16 @@
 Before:
   call ale#assert#SetUpLinterTest('elixir', 'dogma')
-  call ale#test#SetFilename('elixir_paths/mix_project/lib/app.ex')
+  call ale#test#SetFilename('../test-files/elixir/mix_project/lib/app.ex')
 
 After:
   call ale#assert#TearDownLinterTest()
 
 Execute(Builds dogma command with a normal project):
-  AssertLinterCwd ale#path#Simplify(g:dir . '/elixir_paths/mix_project')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/elixir/mix_project')
   AssertLinter 'mix', 'mix help dogma && mix dogma %s --format=flycheck'
 
 Execute(Builds dogma command with an umbrella project):
-  call ale#test#SetFilename('elixir_paths/umbrella_project/apps/mix_project/lib/app.ex')
+  call ale#test#SetFilename('../test-files/elixir/umbrella_project/apps/mix_project/lib/app.ex')
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/elixir_paths/umbrella_project')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/elixir/umbrella_project')
   AssertLinter 'mix', 'mix help dogma && mix dogma %s --format=flycheck'
diff --git a/test/command_callback/test_elixir_credo_command_callback.vader b/test/command_callback/test_elixir_credo_command_callback.vader
index e3c57c61..9c639c57 100644
--- a/test/command_callback/test_elixir_credo_command_callback.vader
+++ b/test/command_callback/test_elixir_credo_command_callback.vader
@@ -1,6 +1,6 @@
 Before:
   call ale#assert#SetUpLinterTest('elixir', 'credo')
-  call ale#test#SetFilename('elixir_paths/mix_project/lib/app.ex')
+  call ale#test#SetFilename('../test-files/elixir/mix_project/lib/app.ex')
 
 
 After:
@@ -9,14 +9,14 @@ After:
   call ale#assert#TearDownLinterTest()
 
 Execute(Builds credo command with normal project):
-  AssertLinterCwd ale#path#Simplify(g:dir . '/elixir_paths/mix_project')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/elixir/mix_project')
   AssertLinter 'mix',
   \ 'mix help credo && mix credo suggest --format=flycheck --read-from-stdin %s'
 
 Execute(Builds credo command with umbrella project):
-  call ale#test#SetFilename('elixir_paths/umbrella_project/apps/mix_project/lib/app.ex')
+  call ale#test#SetFilename('../test-files/elixir/umbrella_project/apps/mix_project/lib/app.ex')
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/elixir_paths/umbrella_project')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/elixir/umbrella_project')
   AssertLinter 'mix',
   \ 'mix help credo && mix credo suggest --format=flycheck --read-from-stdin %s'
 
diff --git a/test/command_callback/test_elixir_ls_command_callbacks.vader b/test/command_callback/test_elixir_ls_command_callbacks.vader
index 41a5bc34..84e805ba 100644
--- a/test/command_callback/test_elixir_ls_command_callbacks.vader
+++ b/test/command_callback/test_elixir_ls_command_callbacks.vader
@@ -21,12 +21,12 @@ Execute(should configure elixir-ls release location):
   endif
 
 Execute(should set correct LSP values):
-  call ale#test#SetFilename('elixir_paths/umbrella_project/apps/app1/lib/app.ex')
+  call ale#test#SetFilename('../test-files/elixir/umbrella_project/apps/app1/lib/app.ex')
 
   AssertLSPLanguage 'elixir'
   AssertLSPOptions {}
   AssertLSPConfig {}
-  AssertLSPProject ale#path#Simplify(g:dir . '/elixir_paths/umbrella_project')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/elixir/umbrella_project')
 
 Execute(should accept configuration settings):
   AssertLSPConfig {}
diff --git a/test/command_callback/test_elixir_mix_command_callbacks.vader b/test/command_callback/test_elixir_mix_command_callbacks.vader
index 8dfba231..a04bee55 100644
--- a/test/command_callback/test_elixir_mix_command_callbacks.vader
+++ b/test/command_callback/test_elixir_mix_command_callbacks.vader
@@ -1,6 +1,6 @@
 Before:
   call ale#assert#SetUpLinterTest('elixir', 'mix')
-  call ale#test#SetFilename('elixir_paths/mix_project/lib/app.ex')
+  call ale#test#SetFilename('../test-files/elixir/mix_project/lib/app.ex')
   let g:env_prefix = ale#Env('MIX_BUILD_PATH', 'TEMP_DIR')
 
 After:
@@ -9,11 +9,11 @@ After:
   call ale#assert#TearDownLinterTest()
 
 Execute(The default mix command should be correct):
-  AssertLinterCwd ale#path#Simplify(g:dir . '/elixir_paths/mix_project')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/elixir/mix_project')
   AssertLinter 'mix', g:env_prefix . 'mix compile %s'
 
 Execute(Build mix commands with an umbrella root):
-  call ale#test#SetFilename('elixir_paths/umbrella_project/apps/mix_project/lib/app.ex')
+  call ale#test#SetFilename('../test-files/elixir/umbrella_project/apps/mix_project/lib/app.ex')
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/elixir_paths/umbrella_project')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/elixir/umbrella_project')
   AssertLinter 'mix', g:env_prefix . 'mix compile %s'
diff --git a/test/command_callback/test_elm_ls_command_callbacks.vader b/test/command_callback/test_elm_ls_command_callbacks.vader
index 3e1d5fbf..98b01c96 100644
--- a/test/command_callback/test_elm_ls_command_callbacks.vader
+++ b/test/command_callback/test_elm_ls_command_callbacks.vader
@@ -5,19 +5,19 @@ After:
   call ale#assert#TearDownLinterTest()
 
 Execute(The default executable path should be correct):
-  call ale#test#SetFilename('../elm-test-files/newapp/src/Main.elm')
+  call ale#test#SetFilename('../test-files/elm/newapp/src/Main.elm')
 
   AssertLinter 'elm-language-server', ale#Escape('elm-language-server') . ' --stdio'
 
 Execute(The project root should be detected correctly):
   AssertLSPProject ''
 
-  call ale#test#SetFilename('../elm-test-files/newapp/src/Main.elm')
+  call ale#test#SetFilename('../test-files/elm/newapp/src/Main.elm')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/../elm-test-files/newapp')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/elm/newapp')
 
 Execute(Should let users configure a global executable and override local paths):
-  call ale#test#SetFilename('../elm-test-files/newapp/src/Main.elm')
+  call ale#test#SetFilename('../test-files/elm/newapp/src/Main.elm')
 
   let g:ale_elm_ls_executable = '/path/to/custom/elm-language-server'
   let g:ale_elm_ls_use_global = 1
diff --git a/test/command_callback/test_elm_make_command_callback.vader b/test/command_callback/test_elm_make_command_callback.vader
index 97a9e91d..90e0c920 100644
--- a/test/command_callback/test_elm_make_command_callback.vader
+++ b/test/command_callback/test_elm_make_command_callback.vader
@@ -7,48 +7,48 @@ After:
   call ale#assert#TearDownLinterTest()
 
 Execute(should get valid executable with default params):
-  call ale#test#SetFilename('../elm-test-files/newapp/src/Main.elm')
+  call ale#test#SetFilename('../test-files/elm/newapp/src/Main.elm')
 
-  let g:executable = ale#path#Simplify(g:dir . '/../elm-test-files/newapp/node_modules/.bin/elm')
+  let g:executable = ale#path#Simplify(g:dir . '/../test-files/elm/newapp/node_modules/.bin/elm')
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/../elm-test-files/newapp')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/elm/newapp')
   AssertLinter g:executable,
   \ ale#Escape(g:executable) . ' make --report=json --output=/dev/null %t'
 
 Execute(should get elm-test executable for test code with elm >= 0.19):
-  call ale#test#SetFilename('../elm-test-files/newapp/tests/TestSuite.elm')
+  call ale#test#SetFilename('../test-files/elm/newapp/tests/TestSuite.elm')
 
-  let g:executable = ale#path#Simplify(g:dir . '/../elm-test-files/newapp/node_modules/.bin/elm-test')
+  let g:executable = ale#path#Simplify(g:dir . '/../test-files/elm/newapp/node_modules/.bin/elm-test')
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/../elm-test-files/newapp')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/elm/newapp')
   AssertLinter g:executable,
   \ ale#Escape(g:executable) . ' make --report=json --output=/dev/null --compiler '
-  \ . ale#path#Simplify(g:dir . '/../elm-test-files/newapp/node_modules/.bin/elm') . ' %t'
+  \ . ale#path#Simplify(g:dir . '/../test-files/elm/newapp/node_modules/.bin/elm') . ' %t'
 
 Execute(should fallback to elm executable with elm >= 0.19):
-  call ale#test#SetFilename('../elm-test-files/newapp-notests/tests/TestMain.elm')
+  call ale#test#SetFilename('../test-files/elm/newapp-notests/tests/TestMain.elm')
 
-  let g:executable = ale#path#Simplify(g:dir . '/../elm-test-files/newapp-notests/node_modules/.bin/elm')
+  let g:executable = ale#path#Simplify(g:dir . '/../test-files/elm/newapp-notests/node_modules/.bin/elm')
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/../elm-test-files/newapp-notests')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/elm/newapp-notests')
   AssertLinter g:executable,
   \ ale#Escape(g:executable) . ' make --report=json --output=/dev/null %t'
 
 Execute(should get plain elm executable for test code with elm < 0.19):
-  call ale#test#SetFilename('../elm-test-files/oldapp/tests/TestSuite.elm')
+  call ale#test#SetFilename('../test-files/elm/oldapp/tests/TestSuite.elm')
 
-  let g:executable = ale#path#Simplify(g:dir . '/../elm-test-files/oldapp/node_modules/.bin/elm')
+  let g:executable = ale#path#Simplify(g:dir . '/../test-files/elm/oldapp/node_modules/.bin/elm')
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/../elm-test-files/oldapp')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/elm/oldapp')
   AssertLinter g:executable,
   \ ale#Escape(g:executable) . ' make --report=json --output=/dev/null %t'
 
 Execute(should get valid executable with 'use_global' params):
   let g:ale_elm_make_use_global = 1
 
-  call ale#test#SetFilename('../elm-test-files/newapp/src/Main.elm')
+  call ale#test#SetFilename('../test-files/elm/newapp/src/Main.elm')
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/../elm-test-files/newapp')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/elm/newapp')
   AssertLinter 'elm',
   \ ale#Escape('elm') . ' make --report=json --output=/dev/null %t'
 
@@ -56,8 +56,8 @@ Execute(should get valid executable with 'use_global' and 'executable' params):
   let g:ale_elm_make_executable = 'other-elm'
   let g:ale_elm_make_use_global = 1
 
-  call ale#test#SetFilename('../elm-test-files/newapp/src/Main.elm')
+  call ale#test#SetFilename('../test-files/elm/newapp/src/Main.elm')
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/../elm-test-files/newapp')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/elm/newapp')
   AssertLinter 'other-elm',
   \ ale#Escape('other-elm') . ' make --report=json --output=/dev/null %t'
diff --git a/test/command_callback/test_erb_command_callback.vader b/test/command_callback/test_erb_command_callback.vader
index c29d9215..c64c7ba5 100644
--- a/test/command_callback/test_erb_command_callback.vader
+++ b/test/command_callback/test_erb_command_callback.vader
@@ -5,12 +5,12 @@ After:
   call ale#assert#TearDownLinterTest()
 
 Execute(Executable should not contain any filter code by default):
-  call ale#test#SetFilename('../ruby_fixtures/not_a_rails_app/file.rb')
+  call ale#test#SetFilename('../test-files/ruby/not_a_rails_app/file.rb')
 
   AssertLinter 'erb', 'erb -P -T - -x %t | ruby -c'
 
 Execute(Executable should filter invalid eRuby when inside a Rails project):
-  call ale#test#SetFilename('../ruby_fixtures/valid_rails_app/app/views/my_great_view.html.erb')
+  call ale#test#SetFilename('../test-files/ruby/valid_rails_app/app/views/my_great_view.html.erb')
 
   AssertLinter 'erb',
   \ 'ruby -r erb -e ' . ale#Escape('puts ERB.new($stdin.read.gsub(%{<%=},%{<%}), nil, %{-}).src') . '< %t | ruby -c'
diff --git a/test/command_callback/test_erubi_command_callback.vader b/test/command_callback/test_erubi_command_callback.vader
index 0d88ff93..cd4a0b68 100644
--- a/test/command_callback/test_erubi_command_callback.vader
+++ b/test/command_callback/test_erubi_command_callback.vader
@@ -5,7 +5,7 @@ After:
   call ale#assert#TearDownLinterTest()
 
 Execute(Executable should not contain any filter code by default):
-  call ale#test#SetFilename('../ruby_fixtures/not_a_rails_app/file.rb')
+  call ale#test#SetFilename('../test-files/ruby/not_a_rails_app/file.rb')
 
   AssertLinter 'ruby', [
   \ 'ruby -r erubi/capture_end -e ' . ale#Escape('""'),
@@ -13,7 +13,7 @@ Execute(Executable should not contain any filter code by default):
   \]
 
 Execute(Executable should filter invalid eRuby when inside a Rails project):
-  call ale#test#SetFilename('../ruby_fixtures/valid_rails_app/app/views/my_great_view.html.erb')
+  call ale#test#SetFilename('../test-files/ruby/valid_rails_app/app/views/my_great_view.html.erb')
 
   AssertLinter 'ruby', [
   \ 'ruby -r erubi/capture_end -e ' . ale#Escape('""'),
diff --git a/test/command_callback/test_erubis_command_callback.vader b/test/command_callback/test_erubis_command_callback.vader
index c9cdb80f..cfca54a2 100644
--- a/test/command_callback/test_erubis_command_callback.vader
+++ b/test/command_callback/test_erubis_command_callback.vader
@@ -5,12 +5,12 @@ After:
   call ale#assert#TearDownLinterTest()
 
 Execute(Executable should not contain any filter code by default):
-  call ale#test#SetFilename('../ruby_fixtures/not_a_rails_app/file.rb')
+  call ale#test#SetFilename('../test-files/ruby/not_a_rails_app/file.rb')
 
   AssertLinter 'erubis', 'erubis -x %t | ruby -c'
 
 Execute(Executable should filter invalid eRuby when inside a Rails project):
-  call ale#test#SetFilename('../ruby_fixtures/valid_rails_app/app/views/my_great_view.html.erb')
+  call ale#test#SetFilename('../test-files/ruby/valid_rails_app/app/views/my_great_view.html.erb')
 
   AssertLinter 'erubis',
   \ 'ruby -r erubis -e ' . ale#Escape('puts Erubis::Eruby.new($stdin.read.gsub(%{<%=},%{<%})).src') . '< %t | ruby -c'
diff --git a/test/command_callback/test_eslint_command_callback.vader b/test/command_callback/test_eslint_command_callback.vader
index 071ebdc6..81518af9 100644
--- a/test/command_callback/test_eslint_command_callback.vader
+++ b/test/command_callback/test_eslint_command_callback.vader
@@ -15,62 +15,62 @@ Execute(The default command should be correct):
   AssertLinter 'eslint', ale#Escape('eslint') . b:args
 
 Execute(create-react-app directories should be detected correctly):
-  call ale#test#SetFilename('../eslint-test-files/react-app/subdir/testfile.js')
+  call ale#test#SetFilename('../test-files/eslint/react-app/subdir/testfile.js')
 
-  let b:executable = ale#path#Simplify(g:dir . '/../eslint-test-files/react-app/node_modules/eslint/bin/eslint.js')
-  AssertLinterCwd ale#path#Simplify(g:dir . '/../eslint-test-files/react-app')
+  let b:executable = ale#path#Simplify(g:dir . '/../test-files/eslint/react-app/node_modules/eslint/bin/eslint.js')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/eslint/react-app')
   AssertLinter b:executable,
   \ (has('win32') ? ale#Escape('node.exe') . ' ' : '')
   \ . ale#Escape(b:executable) . b:args
 
 Execute(use-global should override create-react-app detection):
-  call ale#test#SetFilename('../eslint-test-files/react-app/subdir/testfile.js')
+  call ale#test#SetFilename('../test-files/eslint/react-app/subdir/testfile.js')
 
   let g:ale_javascript_eslint_use_global = 1
   let g:ale_javascript_eslint_executable = 'eslint_d'
 
   let b:executable = 'eslint_d'
-  AssertLinterCwd ale#path#Simplify(g:dir . '/../eslint-test-files/react-app')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/eslint/react-app')
   AssertLinter b:executable, ale#Escape(b:executable) . b:args
 
 Execute(other app directories should be detected correctly):
-  call ale#test#SetFilename('../eslint-test-files/other-app/subdir/testfile.js')
+  call ale#test#SetFilename('../test-files/eslint/other-app/subdir/testfile.js')
 
-  let b:executable = ale#path#Simplify(g:dir . '/../eslint-test-files/node_modules/.bin/eslint')
-  AssertLinterCwd ale#path#Simplify(g:dir . '/../eslint-test-files')
+  let b:executable = ale#path#Simplify(g:dir . '/../test-files/eslint/node_modules/.bin/eslint')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/eslint')
   AssertLinter b:executable, ale#Escape(b:executable) . b:args
 
 Execute(use-global should override other app directories):
-  call ale#test#SetFilename('../eslint-test-files/other-app/subdir/testfile.js')
+  call ale#test#SetFilename('../test-files/eslint/other-app/subdir/testfile.js')
 
   let g:ale_javascript_eslint_use_global = 1
   let g:ale_javascript_eslint_executable = 'eslint_d'
 
   let b:executable = 'eslint_d'
-  AssertLinterCwd ale#path#Simplify(g:dir . '/../eslint-test-files')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/eslint')
   AssertLinter b:executable, ale#Escape(b:executable) . b:args
 
 Execute(eslint_d should be detected correctly):
-  call ale#test#SetFilename('../eslint-test-files/app-with-eslint-d/testfile.js')
+  call ale#test#SetFilename('../test-files/eslint/app-with-eslint-d/testfile.js')
 
-  let b:executable = ale#path#Simplify(g:dir . '/../eslint-test-files/app-with-eslint-d/node_modules/.bin/eslint_d')
-  AssertLinterCwd ale#path#Simplify(g:dir . '/../eslint-test-files/app-with-eslint-d')
+  let b:executable = ale#path#Simplify(g:dir . '/../test-files/eslint/app-with-eslint-d/node_modules/.bin/eslint_d')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/eslint/app-with-eslint-d')
   AssertLinter b:executable, ale#Escape(b:executable) . b:args
 
 Execute(eslint.js executables should be run with node on Windows):
-  call ale#test#SetFilename('../eslint-test-files/react-app/subdir/testfile.js')
+  call ale#test#SetFilename('../test-files/eslint/react-app/subdir/testfile.js')
 
-  let b:executable = ale#path#Simplify(g:dir . '/../eslint-test-files/react-app/node_modules/eslint/bin/eslint.js')
-  AssertLinterCwd ale#path#Simplify(g:dir . '/../eslint-test-files/react-app')
+  let b:executable = ale#path#Simplify(g:dir . '/../test-files/eslint/react-app/node_modules/eslint/bin/eslint.js')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/eslint/react-app')
   AssertLinter b:executable,
   \ (has('win32') ? ale#Escape('node.exe') . ' ' : '')
   \ . ale#Escape(b:executable) . b:args
 
 Execute(eslint.js should be run from a containing project with eslint):
-  call ale#test#SetFilename('../eslint-test-files/react-app/subdir-with-package-json/testfile.js')
+  call ale#test#SetFilename('../test-files/eslint/react-app/subdir-with-package-json/testfile.js')
 
-  let b:executable = ale#path#Simplify(g:dir . '/../eslint-test-files/react-app/node_modules/eslint/bin/eslint.js')
-  AssertLinterCwd ale#path#Simplify(g:dir . '/../eslint-test-files/react-app')
+  let b:executable = ale#path#Simplify(g:dir . '/../test-files/eslint/react-app/node_modules/eslint/bin/eslint.js')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/eslint/react-app')
   AssertLinter b:executable,
   \ (has('win32') ? ale#Escape('node.exe') . ' ' : '')
   \ . ale#Escape(b:executable) . b:args
diff --git a/test/command_callback/test_flake8_command_callback.vader b/test/command_callback/test_flake8_command_callback.vader
index 3cf1ed0c..81efe497 100644
--- a/test/command_callback/test_flake8_command_callback.vader
+++ b/test/command_callback/test_flake8_command_callback.vader
@@ -56,7 +56,7 @@ Execute(The option for disabling changing directories should work):
   \]
 
 Execute(The option for changing directory to project root should work):
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/namespace_package_tox/namespace/foo/bar.py')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/namespace_package_tox/namespace/foo/bar.py')
 
   AssertLinterCwd ale#python#FindProjectRootIni(bufnr(''))
   call ale#semver#ResetVersionCache()
@@ -67,7 +67,7 @@ Execute(The option for changing directory to project root should work):
 
 Execute(The option for changing directory to file dir should work):
   let g:ale_python_flake8_change_directory = 'file'
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/namespace_package_tox/namespace/foo/bar.py')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/namespace_package_tox/namespace/foo/bar.py')
 
   AssertLinter 'flake8', [
   \ ale#Escape('flake8') . ' --version',
@@ -110,10 +110,10 @@ Execute(You should be able to set a custom executable and it should be escaped):
   \]
 
 Execute(The flake8 callbacks should detect virtualenv directories):
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/with_virtualenv/subdir/foo/bar.py')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/with_virtualenv/subdir/foo/bar.py')
 
   let b:executable = ale#path#Simplify(
-  \ g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/flake8'
+  \ g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/flake8'
   \)
 
   AssertLinter b:executable, [
@@ -124,43 +124,43 @@ Execute(The flake8 callbacks should detect virtualenv directories):
   \]
 
 Execute(The FindProjectRoot should detect the project root directory for namespace package via Manifest.in):
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/namespace_package_manifest/namespace/foo/bar.py')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/namespace_package_manifest/namespace/foo/bar.py')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/python_paths/namespace_package_manifest'),
+  \ ale#path#Simplify(g:dir . '/../test-files/python/namespace_package_manifest'),
   \ ale#python#FindProjectRoot(bufnr(''))
 
 Execute(The FindProjectRoot should detect the project root directory for namespace package via setup.cf):
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/namespace_package_setup/namespace/foo/bar.py')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/namespace_package_setup/namespace/foo/bar.py')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/python_paths/namespace_package_setup'),
+  \ ale#path#Simplify(g:dir . '/../test-files/python/namespace_package_setup'),
   \ ale#python#FindProjectRoot(bufnr(''))
 
 Execute(The FindProjectRoot should detect the project root directory for namespace package via pytest.ini):
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/namespace_package_pytest/namespace/foo/bar.py')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/namespace_package_pytest/namespace/foo/bar.py')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/python_paths/namespace_package_pytest'),
+  \ ale#path#Simplify(g:dir . '/../test-files/python/namespace_package_pytest'),
   \ ale#python#FindProjectRoot(bufnr(''))
 
 Execute(The FindProjectRoot should detect the project root directory for namespace package via tox.ini):
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/namespace_package_tox/namespace/foo/bar.py')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/namespace_package_tox/namespace/foo/bar.py')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/python_paths/namespace_package_tox'),
+  \ ale#path#Simplify(g:dir . '/../test-files/python/namespace_package_tox'),
   \ ale#python#FindProjectRoot(bufnr(''))
 
 Execute(The FindProjectRoot should detect the project root directory for non-namespace package):
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/no_virtualenv/subdir/foo/bar.py')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/no_virtualenv/subdir/foo/bar.py')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/python_paths/no_virtualenv/subdir'),
+  \ ale#path#Simplify(g:dir . '/../test-files/python/no_virtualenv/subdir'),
   \ ale#python#FindProjectRoot(bufnr(''))
 
 " Some users currently run flake8 this way, so we should support it.
 Execute(Using `python -m flake8` should be supported for running flake8):
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/with_virtualenv/subdir/foo/bar.py')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/with_virtualenv/subdir/foo/bar.py')
 
   let g:ale_python_flake8_executable = 'python'
   let g:ale_python_flake8_options = '-m flake8 --some-option'
@@ -194,7 +194,7 @@ Execute(Setting executable to 'pipenv' should append 'run flake8'):
 
 Execute(Pipenv is detected when python_flake8_auto_pipenv is set):
   let g:ale_python_flake8_auto_pipenv = 1
-  call ale#test#SetFilename('../python_fixtures/pipenv/whatever.py')
+  call ale#test#SetFilename('../test-files/python/pipenv/whatever.py')
 
   AssertLinterCwd ale#python#FindProjectRootIni(bufnr(''))
   AssertLinter 'pipenv',
diff --git a/test/test_flow_command.vader b/test/command_callback/test_flow_command_callback.vader
index 4805e121..8488a2e9 100644
--- a/test/test_flow_command.vader
+++ b/test/command_callback/test_flow_command_callback.vader
@@ -1,15 +1,11 @@
 Before:
-  runtime ale_linters/javascript/flow.vim
-
   call ale#assert#SetUpLinterTest('javascript', 'flow')
-  call ale#test#SetDirectory('/testplugin/test/')
 
 After:
-  unlet! b:ale_javascript_flow_use_respect_pragma
   call ale#assert#TearDownLinterTest()
 
 Execute(flow should return a command to run if a .flowconfig file exists):
-  call ale#test#SetFilename('flow/a/sub/dummy')
+  call ale#test#SetFilename('../test-files/flow/a/sub/dummy')
 
   AssertLinter 'flow',
   \ ale#Escape('flow')
@@ -17,7 +13,7 @@ Execute(flow should return a command to run if a .flowconfig file exists):
   \   . (!has('win32') ? '; echo' : '')
 
 Execute(flow should not use the respect pragma argument if the option is off):
-  call ale#test#SetFilename('flow/a/sub/dummy')
+  call ale#test#SetFilename('../test-files/flow/a/sub/dummy')
 
   let b:ale_javascript_flow_use_respect_pragma = 0
 
@@ -27,7 +23,7 @@ Execute(flow should not use the respect pragma argument if the option is off):
   \   . (!has('win32') ? '; echo' : '')
 
 Execute(flow should should not use --respect-pragma for old versions):
-  call ale#test#SetFilename('flow/a/sub/dummy')
+  call ale#test#SetFilename('../test-files/flow/a/sub/dummy')
 
   GivenCommandOutput [
   \ 'Warning: `flow --version` is deprecated in favor of `flow version`',
@@ -41,6 +37,6 @@ Execute(flow should should not use --respect-pragma for old versions):
   \]
 
 Execute(flow should not return a command to run if no .flowconfig file exists):
-  call ale#test#SetFilename('flow/b/sub/dummy')
+  call ale#test#SetFilename('../test-files/flow/b/sub/dummy')
 
   AssertLinterNotExecuted
diff --git a/test/command_callback/test_fortran_fortls_callback.vader b/test/command_callback/test_fortran_fortls_callback.vader
index 3be7ff4f..581f94ba 100644
--- a/test/command_callback/test_fortran_fortls_callback.vader
+++ b/test/command_callback/test_fortran_fortls_callback.vader
@@ -10,9 +10,9 @@ Execute(The default executable path should be correct):
 Execute(The project root should be detected correctly):
   AssertLSPProject ''
 
-  call ale#test#SetFilename('fortran-fortls-project/test.F90')
+  call ale#test#SetFilename('../test-files/fortls-project/test.F90')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/fortran-fortls-project')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/fortls-project')
 
 Execute(The language should be correct):
   AssertLSPLanguage 'fortran'
diff --git a/test/command_callback/test_gitlint_command_callback.vader b/test/command_callback/test_gitlint_command_callback.vader
index 7927b064..4df675f3 100644
--- a/test/command_callback/test_gitlint_command_callback.vader
+++ b/test/command_callback/test_gitlint_command_callback.vader
@@ -24,20 +24,20 @@ Execute(The gitlint command callback should let you set options):
   AssertLinter 'gitlint', ale#Escape('gitlint') . ' --some-option lint'
 
 Execute(The gitlint callbacks shouldn't detect virtualenv directories where they don't exist):
-  call ale#test#SetFilename('python_paths/no_virtualenv/subdir/foo/COMMIT_EDITMSG')
+  call ale#test#SetFilename('../test-files/python/no_virtualenv/subdir/foo/COMMIT_EDITMSG')
 
   AssertLinter 'gitlint', ale#Escape('gitlint') . ' lint'
 
 Execute(The gitlint callbacks should detect virtualenv directories):
-  call ale#test#SetFilename('python_paths/with_virtualenv/subdir/foo/COMMIT_EDITMSG')
+  call ale#test#SetFilename('../test-files/python/with_virtualenv/subdir/foo/COMMIT_EDITMSG')
   let b:executable = ale#path#Simplify(
-  \ g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/gitlint'
+  \ g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/gitlint'
   \)
 
   AssertLinter b:executable, ale#Escape(b:executable) . ' lint'
 
 Execute(You should able able to use the global gitlint instead):
-  call ale#test#SetFilename('python_paths/with_virtualenv/subdir/foo/COMMIT_EDITMSG')
+  call ale#test#SetFilename('../test-files/python/with_virtualenv/subdir/foo/COMMIT_EDITMSG')
   let g:ale_gitcommit_gitlint_use_global = 1
 
   AssertLinter 'gitlint', ale#Escape('gitlint') . ' lint'
diff --git a/test/command_callback/test_gofmt_command_callback.vader b/test/command_callback/test_gofmt_command_callback.vader
index 88b2e6b0..b056a659 100644
--- a/test/command_callback/test_gofmt_command_callback.vader
+++ b/test/command_callback/test_gofmt_command_callback.vader
@@ -5,7 +5,7 @@ Before:
   let b:ale_go_go111module = ''
 
   call ale#assert#SetUpLinterTest('go', 'gofmt')
-  call ale#test#SetFilename('../go_files/testfile2.go')
+  call ale#test#SetFilename('../test-files/go/testfile2.go')
 
 After:
   Restore
diff --git a/test/command_callback/test_golangserver_command_callback.vader b/test/command_callback/test_golangserver_command_callback.vader
index 325adf63..b31d8dc8 100644
--- a/test/command_callback/test_golangserver_command_callback.vader
+++ b/test/command_callback/test_golangserver_command_callback.vader
@@ -7,9 +7,9 @@ Before:
   let g:sep = has('win32') ? ';' : ':'
 
   call ale#assert#SetUpLinterTest('go', 'langserver')
-  let $GOPATH = ale#path#Simplify(g:dir . '/go_paths/go1')
+  let $GOPATH = ale#path#Simplify(g:dir . '/../test-files/go/go1')
   \ . g:sep
-  \ . ale#path#Simplify(g:dir . '/go_paths/go2')
+  \ . ale#path#Simplify(g:dir . '/../test-files/go/go2')
 
 After:
   Restore
@@ -29,7 +29,7 @@ Execute(should configure go-langserver callback executable):
   AssertLinter 'boo', ale#Escape('boo')
 
 Execute(should set go-langserver options):
-  call ale#test#SetFilename('go_paths/go1/prj1/file.go')
+  call ale#test#SetFilename('../test-files/go/go1/prj1/file.go')
   let b:ale_completion_enabled = 1
   let b:ale_go_langserver_options = ''
 
@@ -42,7 +42,7 @@ Execute(should set go-langserver options):
   \ ale#Escape('go-langserver') . ' -gocodecompletion -trace'
 
 Execute(should ignore go-langserver -gocodecompletion option):
-  call ale#test#SetFilename('go_paths/go1/prj1/file.go')
+  call ale#test#SetFilename('../test-files/go/go1/prj1/file.go')
 
   let b:ale_go_langserver_options = '-trace -gocodecompletion'
   let b:ale_completion_enabled = 1
@@ -61,16 +61,16 @@ Execute(should support Go environment variables):
   \ ale#Env('GO111MODULE', 'on') . ale#Escape('go-langserver')
 
 Execute(should set go-langserver for go app1):
-  call ale#test#SetFilename('go_paths/go1/prj1/file.go')
+  call ale#test#SetFilename('../test-files/go/go1/prj1/file.go')
 
   AssertLSPLanguage 'go'
   AssertLSPConfig {}
-  AssertLSPProject ale#path#Simplify(g:dir . '/go_paths/go1')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/go/go1')
 
 Execute(should set go-langserver for go app2):
-  call ale#test#SetFilename('go_paths/go2/prj1/file.go')
+  call ale#test#SetFilename('../test-files/go/go2/prj1/file.go')
 
   AssertLSPLanguage 'go'
   AssertLSPOptions {}
   AssertLSPConfig {}
-  AssertLSPProject ale#path#Simplify(g:dir . '/go_paths/go2')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/go/go2')
diff --git a/test/command_callback/test_gopls_command_callback.vader b/test/command_callback/test_gopls_command_callback.vader
index 590d8458..0f1558e9 100644
--- a/test/command_callback/test_gopls_command_callback.vader
+++ b/test/command_callback/test_gopls_command_callback.vader
@@ -24,7 +24,7 @@ Execute(should configure gopls callback executable):
   AssertLinter 'boo', ale#Escape('boo')
 
 Execute(should set gopls options):
-  call ale#test#SetFilename('go_paths/go1/prj1/file.go')
+  call ale#test#SetFilename('../test-files/go/go1/prj1/file.go')
   " let b:ale_completion_enabled = 1
   let b:ale_go_gopls_options = ''
 
@@ -46,9 +46,9 @@ Execute(should support go environment variables):
   \ ale#Env('GO111MODULE', 'off') . ale#Escape('gopls') . ' --mode stdio'
 
 Execute(Should return directory for 'go.mod' if found in parent directory):
-  call ale#test#SetFilename('../go_files/test.go')
+  call ale#test#SetFilename('../test-files/go/test.go')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/../go_files')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/go')
 
 Execute(Should return nearest directory with '.git' if found in parent directory):
   call ale#test#SetFilename('test.go')
@@ -60,7 +60,7 @@ Execute(Should return nearest directory with '.git' if found in parent directory
   AssertLSPProject g:dir
 
 Execute(Should ignore 'go.mod' and return '.git' dir if modules off):
-  call ale#test#SetFilename('../go_files/test.go')
+  call ale#test#SetFilename('../test-files/go/test.go')
 
   let b:ale_go_go111module = 'off'
   let b:parent_dir = ale#path#Simplify(g:dir . '/..')
diff --git a/test/command_callback/test_gosimple_command_callback.vader b/test/command_callback/test_gosimple_command_callback.vader
index 7206722f..960f8ee9 100644
--- a/test/command_callback/test_gosimple_command_callback.vader
+++ b/test/command_callback/test_gosimple_command_callback.vader
@@ -2,7 +2,7 @@ Before:
   Save g:ale_go_go111module
 
   call ale#assert#SetUpLinterTest('go', 'gosimple')
-  call ale#test#SetFilename('../go_files/testfile2.go')
+  call ale#test#SetFilename('../test-files/go/testfile2.go')
 
 After:
   unlet! b:ale_go_go111module
diff --git a/test/command_callback/test_gotype_command_callback.vader b/test/command_callback/test_gotype_command_callback.vader
index 47845dd6..22829a17 100644
--- a/test/command_callback/test_gotype_command_callback.vader
+++ b/test/command_callback/test_gotype_command_callback.vader
@@ -2,7 +2,7 @@ Before:
   Save g:ale_go_go111module
 
   call ale#assert#SetUpLinterTest('go', 'gotype')
-  call ale#test#SetFilename('../go_files/testfile2.go')
+  call ale#test#SetFilename('../test-files/go/testfile2.go')
 
 After:
   unlet! b:ale_go_go111module
diff --git a/test/command_callback/test_haml_hamllint_command_callback.vader b/test/command_callback/test_haml_hamllint_command_callback.vader
index 694b21d3..9d81179b 100644
--- a/test/command_callback/test_haml_hamllint_command_callback.vader
+++ b/test/command_callback/test_haml_hamllint_command_callback.vader
@@ -14,23 +14,23 @@ Execute(The default command should be correct):
   AssertLinter 'haml-lint', 'haml-lint %t'
 
 Execute(The command should have the .rubocop.yml prepended as an env var if one exists):
-  call ale#test#SetFilename('../hamllint-test-files/rubocop-yml/subdir/file.haml')
-  let b:conf = ale#path#Simplify(g:dir . '/../hamllint-test-files/rubocop-yml/.rubocop.yml')
+  call ale#test#SetFilename('../test-files/hamllint/rubocop-yml/subdir/file.haml')
+  let b:conf = ale#path#Simplify(g:dir . '/../test-files/hamllint/rubocop-yml/.rubocop.yml')
 
   AssertLinter 'haml-lint',
   \ ale#Env('HAML_LINT_RUBOCOP_CONF', b:conf) .  'haml-lint %t'
 
 Execute(The command should have the nearest .haml-lint.yml set as --config if it exists):
-  call ale#test#SetFilename('../hamllint-test-files/haml-lint-yml/subdir/file.haml')
-  let b:conf = ale#path#Simplify(g:dir . '/../hamllint-test-files/haml-lint-yml/.haml-lint.yml')
+  call ale#test#SetFilename('../test-files/hamllint/haml-lint-yml/subdir/file.haml')
+  let b:conf = ale#path#Simplify(g:dir . '/../test-files/hamllint/haml-lint-yml/.haml-lint.yml')
 
   AssertLinter 'haml-lint',
   \ 'haml-lint --config ' . ale#Escape(b:conf) . ' %t',
 
 Execute(The command should include a .rubocop.yml and a .haml-lint if both are found):
-  call ale#test#SetFilename('../hamllint-test-files/haml-lint-and-rubocop/subdir/file.haml')
-  let b:conf_hamllint = ale#path#Simplify(g:dir . '/../hamllint-test-files/haml-lint-and-rubocop/.haml-lint.yml')
-  let b:conf_rubocop = ale#path#Simplify(g:dir . '/../hamllint-test-files/haml-lint-and-rubocop/.rubocop.yml')
+  call ale#test#SetFilename('../test-files/hamllint/haml-lint-and-rubocop/subdir/file.haml')
+  let b:conf_hamllint = ale#path#Simplify(g:dir . '/../test-files/hamllint/haml-lint-and-rubocop/.haml-lint.yml')
+  let b:conf_rubocop = ale#path#Simplify(g:dir . '/../test-files/hamllint/haml-lint-and-rubocop/.rubocop.yml')
 
   AssertLinter 'haml-lint',
   \ ale#Env('HAML_LINT_RUBOCOP_CONF', b:conf_rubocop)
diff --git a/test/command_callback/test_haskell_stack_build_command_callback.vader b/test/command_callback/test_haskell_stack_build_command_callback.vader
index f1e6f755..8b5b0971 100644
--- a/test/command_callback/test_haskell_stack_build_command_callback.vader
+++ b/test/command_callback/test_haskell_stack_build_command_callback.vader
@@ -8,6 +8,6 @@ Execute(The linter should not be executed when there's no stack.yaml file):
   AssertLinterNotExecuted
 
 Execute(The linter should be executed when there is a stack.yaml file):
-  call ale#test#SetFilename('stack_build_paths/test.hs')
+  call ale#test#SetFilename('../test-files/stack/test.hs')
 
   AssertLinter 'stack', 'stack build --fast'
diff --git a/test/command_callback/test_haskell_stack_ghc_command_callback.vader b/test/command_callback/test_haskell_stack_ghc_command_callback.vader
index 8b5e7485..04bd23f5 100644
--- a/test/command_callback/test_haskell_stack_ghc_command_callback.vader
+++ b/test/command_callback/test_haskell_stack_ghc_command_callback.vader
@@ -8,7 +8,7 @@ Execute(The linter should not be executed when there's no stack.yaml file):
   AssertLinterNotExecuted
 
 Execute(The linter should be executed when there is a stack.yaml file):
-  call ale#test#SetFilename('stack_ghc_paths/test.hs')
+  call ale#test#SetFilename('../test-files/stack/test.hs')
 
   AssertLinterCwd '%s:h'
   AssertLinter 'stack', 'stack ghc -- -fno-code -v0 %t'
diff --git a/test/command_callback/test_html_stylelint_command_callback.vader b/test/command_callback/test_html_stylelint_command_callback.vader
index 49d7d143..87440217 100644
--- a/test/command_callback/test_html_stylelint_command_callback.vader
+++ b/test/command_callback/test_html_stylelint_command_callback.vader
@@ -28,11 +28,11 @@ After:
   call ale#linter#Reset()
 
 Execute(node_modules directories should be discovered):
-  call ale#test#SetFilename('stylelint_paths/nested/testfile.html')
+  call ale#test#SetFilename('../test-files/stylelint/nested/testfile.html')
 
   let b:executable = ale#path#Simplify(
   \   g:dir
-  \   . '/stylelint_paths/node_modules/.bin/stylelint'
+  \   . '/../test-files/stylelint/node_modules/.bin/stylelint'
   \)
 
   AssertEqual b:executable, ale_linters#html#stylelint#GetExecutable(bufnr(''))
@@ -44,7 +44,7 @@ Execute(The global override should work):
   let b:ale_html_stylelint_executable = 'foobar'
   let b:ale_html_stylelint_use_global = 1
 
-  call ale#test#SetFilename('stylelint_paths/nested/testfile.html')
+  call ale#test#SetFilename('../test-files/stylelint/nested/testfile.html')
 
   AssertEqual 'foobar', ale_linters#html#stylelint#GetExecutable(bufnr(''))
   AssertEqual
diff --git a/test/command_callback/test_htmlhint_command_callback.vader b/test/command_callback/test_htmlhint_command_callback.vader
index d3f209f8..df5797af 100644
--- a/test/command_callback/test_htmlhint_command_callback.vader
+++ b/test/command_callback/test_htmlhint_command_callback.vader
@@ -1,12 +1,12 @@
 Before:
   call ale#assert#SetUpLinterTest('html', 'htmlhint')
-  call ale#test#SetFilename('htmlhint_paths/test.html')
+  call ale#test#SetFilename('../test-files/htmlhint/test.html')
 
   let g:node_executable = ale#path#Simplify(
-  \ g:dir . '/htmlhint_paths/node_modules/.bin/htmlhint'
+  \ g:dir . '/../test-files/htmlhint/node_modules/.bin/htmlhint'
   \)
   let g:config_path = ale#path#Simplify(
-  \ g:dir . '/htmlhint_paths/with_config/.htmlhintrc'
+  \ g:dir . '/../test-files/htmlhint/with_config/.htmlhintrc'
   \)
 
 After:
@@ -33,7 +33,7 @@ Execute(--format=unix should be removed from the options if added):
   \ ale#Escape(g:node_executable) . ' --format=unix %t'
 
 Execute(The configuration file should be automatically detected):
-  call ale#test#SetFilename('htmlhint_paths/with_config/test.html')
+  call ale#test#SetFilename('../test-files/htmlhint/with_config/test.html')
 
   AssertLinter g:node_executable,
   \ ale#Escape(g:node_executable)
@@ -42,7 +42,7 @@ Execute(The configuration file should be automatically detected):
 
 " This is so old configurations which might include the config will work.
 Execute(The configuration file should be configurable through the options variable):
-  call ale#test#SetFilename('htmlhint_paths/with_config/test.html')
+  call ale#test#SetFilename('../test-files/htmlhint/with_config/test.html')
   let g:ale_html_htmlhint_options = '--config=/foo/bar/.htmlhintrc'
 
   AssertLinter g:node_executable,
diff --git a/test/command_callback/test_ink_ls_command_callbacks.vader b/test/command_callback/test_ink_ls_command_callbacks.vader
index 5074506c..a832a250 100644
--- a/test/command_callback/test_ink_ls_command_callbacks.vader
+++ b/test/command_callback/test_ink_ls_command_callbacks.vader
@@ -9,12 +9,12 @@ Execute(should set correct defaults):
   AssertLinter 'ink-language-server', ale#Escape('ink-language-server') . ' --stdio'
 
 Execute(should set correct LSP values):
-  call ale#test#SetFilename('ink_paths/story/main.ink')
+  call ale#test#SetFilename('../test-files/ink/story/main.ink')
 
   AssertLSPLanguage 'ink'
   AssertLSPOptions {}
   AssertLSPConfig {}
-  AssertLSPProject ale#path#Simplify(g:dir . '/ink_paths/story')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/ink/story')
 
 Execute(should accept configuration settings):
   AssertLSPConfig {}
diff --git a/test/command_callback/test_inko_inko_callbacks.vader b/test/command_callback/test_inko_inko_callbacks.vader
index 93295c91..c08cbed4 100644
--- a/test/command_callback/test_inko_inko_callbacks.vader
+++ b/test/command_callback/test_inko_inko_callbacks.vader
@@ -1,6 +1,6 @@
 Before:
   call ale#assert#SetUpLinterTest('inko', 'inko')
-  call ale#test#SetFilename('inko_paths/test.inko')
+  call ale#test#SetFilename('../test-files/inko/test.inko')
 
 After:
   call ale#assert#TearDownLinterTest()
@@ -10,11 +10,11 @@ Execute(The default executable path should be correct):
 
 Execute(The inko callback should include tests/ for test paths):
   call ale#engine#Cleanup(bufnr(''))
-  noautocmd e! inko_paths/tests/test/test_foo.inko
+  noautocmd e! ../test-files/inko/tests/test/test_foo.inko
   call ale#engine#InitBufferInfo(bufnr(''))
 
   AssertLinter 'inko',
   \ ale#Escape('inko')
   \   . ' build --check --format=json --include '
-  \   . ale#Escape(ale#path#Simplify(g:dir . '/inko_paths/tests/'))
+  \   . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/inko/tests/'))
   \   . ' %s'
diff --git a/test/command_callback/test_javac_command_callback.vader b/test/command_callback/test_javac_command_callback.vader
index 29ed09b8..85a76e6a 100644
--- a/test/command_callback/test_javac_command_callback.vader
+++ b/test/command_callback/test_javac_command_callback.vader
@@ -161,27 +161,27 @@ Execute(The javac callback should combine discovered classpaths and manual ones)
   \ substitute(b:command, '%e', '\=ale#Escape(''javac'')', 'g')
 
 Execute(The javac callback should use string type g:ale_java_javac_sourcepath correctly):
-  let g:ale_java_javac_sourcepath = 'java_paths/build/gen/main'
+  let g:ale_java_javac_sourcepath = '../test-files/java/with_main/build/gen/main'
 
   AssertLinter 'javac',
   \ g:prefix
   \   . ' -sourcepath ' . ale#Escape(
-  \     ale#path#Simplify(g:dir . '/java_paths/build/gen/main/')
+  \     ale#path#Simplify(g:dir . '/../test-files/java/with_main/build/gen/main/')
   \   )
   \   . ' -d ' . ale#Escape('TEMP_DIR') . ' %t'
 
 Execute(The javac callback should use list type g:ale_java_javac_sourcepath correctly):
-  let g:ale_java_javac_sourcepath = ['java_paths/build/gen/main']
+  let g:ale_java_javac_sourcepath = ['../test-files/java/with_main/build/gen/main']
 
   AssertLinter 'javac',
   \ g:prefix
   \   . ' -sourcepath ' . ale#Escape(
-  \     ale#path#Simplify(g:dir . '/java_paths/build/gen/main/')
+  \     ale#path#Simplify(g:dir . '/../test-files/java/with_main/build/gen/main/')
   \   )
   \   . ' -d ' . ale#Escape('TEMP_DIR') . ' %t'
 
 Execute(The javac callback shouldn't add -sourcepath when g:ale_java_javac_sourcepath variable path doesn't exist):
-  let g:ale_java_javac_sourcepath = 'java_paths/build/gen3/main'
+  let g:ale_java_javac_sourcepath = '../test-files/java/with_main/build/gen3/main'
 
   AssertLinter 'javac',
   \ g:prefix
@@ -189,78 +189,78 @@ Execute(The javac callback shouldn't add -sourcepath when g:ale_java_javac_sourc
 
 Execute(The javac callback should combine discovered sourcepath and manual ones):
   call ale#engine#Cleanup(bufnr(''))
-  call ale#test#SetFilename('java_paths/src/main/java/com/something/dummy.java')
+  call ale#test#SetFilename('../test-files/java/with_main/src/main/java/com/something/dummy.java')
   call ale#engine#InitBufferInfo(bufnr(''))
 
-  let g:ale_java_javac_sourcepath = 'java_paths/build/gen/main'
+  let g:ale_java_javac_sourcepath = '../test-files/java/with_main/build/gen/main'
   let b:command = ale_linters#java#javac#GetCommand(bufnr(''), [], {})
 
   AssertEqual
   \ ale#Escape('javac') . ' -Xlint'
   \   . ' -sourcepath ' . ale#Escape(join([
-  \     ale#path#Simplify(g:dir . '/java_paths/src/main/java/'),
-  \     ale#path#Simplify(g:dir . '/java_paths/build/gen/main/'),
+  \     ale#path#Simplify(g:dir . '/../test-files/java/with_main/src/main/java/'),
+  \     ale#path#Simplify(g:dir . '/../test-files/java/with_main/build/gen/main/'),
   \   ], g:cp_sep))
   \   . ' -d ' . ale#Escape('TEMP_DIR') . ' %t',
   \ substitute(b:command, '%e', '\=ale#Escape(''javac'')', 'g')
 
-  let g:ale_java_javac_sourcepath = 'java_paths/build/gen/main'
-  \ . g:cp_sep . 'java_paths/build/gen2/main'
+  let g:ale_java_javac_sourcepath = '../test-files/java/with_main/build/gen/main'
+  \ . g:cp_sep . '../test-files/java/with_main/build/gen2/main'
   let b:command = ale_linters#java#javac#GetCommand(bufnr(''), [], {})
 
   AssertEqual
   \ ale#Escape('javac') . ' -Xlint'
   \   . ' -sourcepath ' . ale#Escape(join([
-  \     ale#path#Simplify(g:dir . '/java_paths/src/main/java/'),
-  \     ale#path#Simplify(g:dir . '/java_paths/build/gen/main/'),
-  \     ale#path#Simplify(g:dir . '/java_paths/build/gen2/main/')
+  \     ale#path#Simplify(g:dir . '/../test-files/java/with_main/src/main/java/'),
+  \     ale#path#Simplify(g:dir . '/../test-files/java/with_main/build/gen/main/'),
+  \     ale#path#Simplify(g:dir . '/../test-files/java/with_main/build/gen2/main/')
   \   ], g:cp_sep))
   \   . ' -d ' . ale#Escape('TEMP_DIR') . ' %t',
   \ substitute(b:command, '%e', '\=ale#Escape(''javac'')', 'g')
 
-  let g:ale_java_javac_sourcepath = ['java_paths/build/gen/main']
+  let g:ale_java_javac_sourcepath = ['../test-files/java/with_main/build/gen/main']
   let b:command = ale_linters#java#javac#GetCommand(bufnr(''), [], {})
 
   AssertEqual
   \ ale#Escape('javac') . ' -Xlint'
   \   . ' -sourcepath ' . ale#Escape(join([
-  \     ale#path#Simplify(g:dir . '/java_paths/src/main/java/'),
-  \     ale#path#Simplify(g:dir . '/java_paths/build/gen/main/')
+  \     ale#path#Simplify(g:dir . '/../test-files/java/with_main/src/main/java/'),
+  \     ale#path#Simplify(g:dir . '/../test-files/java/with_main/build/gen/main/')
   \   ], g:cp_sep))
   \   . ' -d ' . ale#Escape('TEMP_DIR') . ' %t',
   \ substitute(b:command, '%e', '\=ale#Escape(''javac'')', 'g')
 
   let g:ale_java_javac_sourcepath = [
-    \ 'java_paths/build/gen/main',
-    \ 'java_paths/build/gen2/main'
+    \ '../test-files/java/with_main/build/gen/main',
+    \ '../test-files/java/with_main/build/gen2/main'
   \ ]
   let b:command = ale_linters#java#javac#GetCommand(bufnr(''), [], {})
 
   AssertEqual
   \ ale#Escape('javac') . ' -Xlint'
   \   . ' -sourcepath ' . ale#Escape(join([
-  \     ale#path#Simplify(g:dir . '/java_paths/src/main/java/'),
-  \     ale#path#Simplify(g:dir . '/java_paths/build/gen/main/'),
-  \     ale#path#Simplify(g:dir . '/java_paths/build/gen2/main/')
+  \     ale#path#Simplify(g:dir . '/../test-files/java/with_main/src/main/java/'),
+  \     ale#path#Simplify(g:dir . '/../test-files/java/with_main/build/gen/main/'),
+  \     ale#path#Simplify(g:dir . '/../test-files/java/with_main/build/gen2/main/')
   \   ], g:cp_sep))
   \   . ' -d ' . ale#Escape('TEMP_DIR') . ' %t',
   \ substitute(b:command, '%e', '\=ale#Escape(''javac'')', 'g')
 
 Execute(The javac callback should detect source directories):
   call ale#engine#Cleanup(bufnr(''))
-  noautocmd e! java_paths/src/main/java/com/something/dummy
+  noautocmd e! ../test-files/java/with_main/src/main/java/com/something/dummy
   call ale#engine#InitBufferInfo(bufnr(''))
 
   AssertLinter 'javac',
   \ ale#Escape('javac') . ' -Xlint'
   \   . ' -sourcepath ' . ale#Escape(
-  \     ale#path#Simplify(g:dir . '/java_paths/src/main/java/')
+  \     ale#path#Simplify(g:dir . '/../test-files/java/with_main/src/main/java/')
   \   )
   \   . ' -d ' . ale#Escape('TEMP_DIR') . ' %t'
 
 Execute(The javac callback should combine detected source directories and classpaths):
   call ale#engine#Cleanup(bufnr(''))
-  call ale#test#SetFilename('java_paths/src/main/java/com/something/dummy.java')
+  call ale#test#SetFilename('../test-files/java/with_main/src/main/java/com/something/dummy.java')
   call ale#engine#InitBufferInfo(bufnr(''))
 
   let b:command = ale_linters#java#javac#GetCommand(bufnr(''), [
@@ -274,7 +274,7 @@ Execute(The javac callback should combine detected source directories and classp
   \ ale#Escape('javac') . ' -Xlint'
   \   . ' -cp ' . ale#Escape(join(['/foo/bar.jar', '/xyz/abc.jar'], g:cp_sep))
   \   . ' -sourcepath ' . ale#Escape(
-  \     ale#path#Simplify(g:dir . '/java_paths/src/main/java/')
+  \     ale#path#Simplify(g:dir . '/../test-files/java/with_main/src/main/java/')
   \   )
   \   . ' -d ' . ale#Escape('TEMP_DIR') . ' %t',
   \ substitute(b:command, '%e', '\=ale#Escape(''javac'')', 'g')
@@ -289,38 +289,38 @@ Execute(The javac callback should include src/test/java for test paths):
   call ale#engine#Cleanup(bufnr(''))
   " The test path is only included for test files.
   " Regular Java files shouldn't import from tests.
-  noautocmd e! java_paths/src/test/java/com/something/dummy
+  noautocmd e! ../test-files/java/with_main/src/test/java/com/something/dummy
   call ale#engine#InitBufferInfo(bufnr(''))
 
   AssertLinter 'javac',
   \ ale#Escape('javac') . ' -Xlint'
   \   . ' -sourcepath ' . ale#Escape(join([
-  \     ale#path#Simplify(g:dir . '/java_paths/src/main/java/'),
-  \     ale#path#Simplify(g:dir . '/java_paths/src/test/java/'),
+  \     ale#path#Simplify(g:dir . '/../test-files/java/with_main/src/main/java/'),
+  \     ale#path#Simplify(g:dir . '/../test-files/java/with_main/src/test/java/'),
   \   ], g:cp_sep))
   \   . ' -d ' . ale#Escape('TEMP_DIR') . ' %t'
 
 Execute(The javac callback should include src/main/jaxb when available):
   call ale#engine#Cleanup(bufnr(''))
-  noautocmd e! java_paths_with_jaxb/src/main/java/com/something/dummy
+  noautocmd e! ../test-files/java/with_jaxb/src/main/java/com/something/dummy
   call ale#engine#InitBufferInfo(bufnr(''))
 
   AssertLinter 'javac',
   \ ale#Escape('javac') . ' -Xlint'
   \   . ' -sourcepath ' . ale#Escape(join([
-  \     ale#path#Simplify(g:dir . '/java_paths_with_jaxb/src/main/java/'),
-  \     ale#path#Simplify(g:dir . '/java_paths_with_jaxb/src/main/jaxb/'),
+  \     ale#path#Simplify(g:dir . '/../test-files/java/with_jaxb/src/main/java/'),
+  \     ale#path#Simplify(g:dir . '/../test-files/java/with_jaxb/src/main/jaxb/'),
   \   ], g:cp_sep))
   \   . ' -d ' . ale#Escape('TEMP_DIR') . ' %t'
 
 Execute(The javac callback should add -sourcepath even if src/java/main doesn't exist):
   call ale#engine#Cleanup(bufnr(''))
-  call ale#test#SetFilename('java_paths_no_main/src/test/java/com/something/dummy.java')
+  call ale#test#SetFilename('../test-files/java/no_main/src/test/java/com/something/dummy.java')
   call ale#engine#InitBufferInfo(bufnr(''))
 
   AssertLinter 'javac',
   \ ale#Escape('javac') . ' -Xlint'
   \   . ' -sourcepath ' . ale#Escape(join([
-  \     ale#path#Simplify(g:dir . '/java_paths_no_main/src/test/java/'),
+  \     ale#path#Simplify(g:dir . '/../test-files/java/no_main/src/test/java/'),
   \   ], g:cp_sep))
   \   . ' -d ' . ale#Escape('TEMP_DIR') . ' %t'
diff --git a/test/command_callback/test_javascript_tsserver_command_callback.vader b/test/command_callback/test_javascript_tsserver_command_callback.vader
index 04230238..1c29c8fd 100644
--- a/test/command_callback/test_javascript_tsserver_command_callback.vader
+++ b/test/command_callback/test_javascript_tsserver_command_callback.vader
@@ -8,9 +8,9 @@ Execute(The default command should be correct):
   AssertLinter 'tsserver', ale#Escape('tsserver')
 
 Execute(should resolve correct path when nested 1):
-  call ale#test#SetFilename('tsserver_paths/src/level-1/level-2/file3.ts')
-  AssertLSPProject ale#path#Simplify(g:dir . '/tsserver_paths/src/level-1')
+  call ale#test#SetFilename('../test-files/tsserver/src/level-1/level-2/file3.ts')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/tsserver/src/level-1')
 
 Execute(should resolve correct path when nested 2):
-  call ale#test#SetFilename('tsserver_paths/src/file1.ts')
-  AssertLSPProject ale#path#Simplify(g:dir . '/tsserver_paths')
+  call ale#test#SetFilename('../test-files/tsserver/src/file1.ts')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/tsserver')
diff --git a/test/command_callback/test_julia_languageserver_callbacks.vader b/test/command_callback/test_julia_languageserver_callbacks.vader
index 96df81f1..d75665a0 100644
--- a/test/command_callback/test_julia_languageserver_callbacks.vader
+++ b/test/command_callback/test_julia_languageserver_callbacks.vader
@@ -25,6 +25,6 @@ Execute(The executable should be configurable):
 Execute(The project root should be detected correctly):
   AssertLSPProject ''
 
-  call ale#test#SetFilename('julia-languageserver-project/test.jl')
+  call ale#test#SetFilename('../test-files/julia/test.jl')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/julia-languageserver-project')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/julia')
diff --git a/test/command_callback/test_kotlin_languageserver_command_callback.vader b/test/command_callback/test_kotlin_languageserver_command_callback.vader
index e83a4f37..97b867ab 100644
--- a/test/command_callback/test_kotlin_languageserver_command_callback.vader
+++ b/test/command_callback/test_kotlin_languageserver_command_callback.vader
@@ -6,3 +6,18 @@ After:
 
 Execute(The default command should be correct):
   AssertLinter 'kotlin-language-server', ale#Escape('kotlin-language-server')
+
+Execute(Gradle project roots with build.gradle should be detected correctly):
+  call ale#test#SetFilename('../test-files/gradle/build-gradle-project/src/main/kotlin/dummy.kt')
+
+  AssertLSPProject ale#test#GetFilename('../test-files/gradle/build-gradle-project')
+
+Execute(Maven project roots with pom.xml should be detected correctly):
+  call ale#test#SetFilename('../test-files/maven/maven-kotlin-project/src/main/kotlin/dummy.kt')
+
+  AssertLSPProject ale#test#GetFilename('../test-files/maven/maven-kotlin-project')
+
+Execute(No root should be detected if configuration files can't be found):
+  call ale#test#SetFilename('../test-files/gradle/non-gradle-project/src/main/kotlin/dummy.kt')
+
+  AssertLSPProject ''
diff --git a/test/command_callback/test_less_stylelint_command_callback.vader b/test/command_callback/test_less_stylelint_command_callback.vader
index 8d23deb6..cbe7d23c 100644
--- a/test/command_callback/test_less_stylelint_command_callback.vader
+++ b/test/command_callback/test_less_stylelint_command_callback.vader
@@ -7,11 +7,11 @@ After:
   call ale#assert#TearDownLinterTest()
 
 Execute(node_modules directories should be discovered):
-  call ale#test#SetFilename('stylelint_paths/nested/testfile.less')
+  call ale#test#SetFilename('../test-files/stylelint/nested/testfile.less')
 
   let b:executable = ale#path#Simplify(
   \   g:dir
-  \   . '/stylelint_paths/node_modules/.bin/stylelint'
+  \   . '/../test-files/stylelint/node_modules/.bin/stylelint'
   \)
 
   AssertLinter b:executable, ale#Escape(b:executable) . ' --stdin-filename %s'
@@ -20,7 +20,7 @@ Execute(The global override should work):
   let b:ale_less_stylelint_executable = 'foobar'
   let b:ale_less_stylelint_use_global = 1
 
-  call ale#test#SetFilename('stylelint_paths/nested/testfile.less')
+  call ale#test#SetFilename('../test-files/stylelint/nested/testfile.less')
 
   AssertLinter 'foobar', ale#Escape('foobar') . ' --stdin-filename %s'
 
diff --git a/test/command_callback/test_lessc_command_callback.vader b/test/command_callback/test_lessc_command_callback.vader
index 79f57d06..b7d664c6 100644
--- a/test/command_callback/test_lessc_command_callback.vader
+++ b/test/command_callback/test_lessc_command_callback.vader
@@ -10,29 +10,29 @@ After:
   call ale#assert#TearDownLinterTest()
 
 Execute(node_modules directories should be discovered):
-  call ale#test#SetFilename('lessc_paths/nested/testfile.less')
+  call ale#test#SetFilename('../test-files/lessc/nested/testfile.less')
 
   let b:executable = ale#path#Simplify(
   \   g:dir
-  \   . '/lessc_paths/node_modules/.bin/lessc'
+  \   . '/../test-files/lessc/node_modules/.bin/lessc'
   \)
 
   AssertLinter b:executable, ale#Escape(b:executable)
   \ . ' --no-color --lint'
   \ . ' --include-path='
-  \ . ale#Escape(ale#path#Simplify(g:dir . '/lessc_paths/nested'))
+  \ . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/lessc/nested'))
   \ . ' -'
 
 Execute(The global override should work):
   let b:ale_less_lessc_executable = 'foobar'
   let b:ale_less_lessc_use_global = 1
 
-  call ale#test#SetFilename('lessc_paths/nested/testfile.less')
+  call ale#test#SetFilename('../test-files/lessc/nested/testfile.less')
 
   AssertLinter 'foobar', ale#Escape('foobar')
   \ . ' --no-color --lint'
   \ . ' --include-path='
-  \ . ale#Escape(ale#path#Simplify(g:dir . '/lessc_paths/nested'))
+  \ . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/lessc/nested'))
   \ . ' -'
 
 Execute(Extra options should be configurable):
diff --git a/test/command_callback/test_mypy_command_callback.vader b/test/command_callback/test_mypy_command_callback.vader
index 1a0f5301..8c1e5e9c 100644
--- a/test/command_callback/test_mypy_command_callback.vader
+++ b/test/command_callback/test_mypy_command_callback.vader
@@ -35,39 +35,39 @@ Execute(The mypy command callback should let you set options):
   \   . ' --shadow-file %s %t %s'
 
 Execute(The mypy command should switch directories to the detected project root):
-  call ale#test#SetFilename('python_paths/no_virtualenv/subdir/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/no_virtualenv/subdir/foo/bar.py')
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/python_paths/no_virtualenv/subdir')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/python/no_virtualenv/subdir')
   AssertLinter 'mypy',
   \   ale#Escape('mypy')
   \   . ' --show-column-numbers'
   \   . ' --shadow-file %s %t %s'
 
 Execute(The mypy callbacks should detect virtualenv directories and switch to the project root):
-  call ale#test#SetFilename('python_paths/with_virtualenv/subdir/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/with_virtualenv/subdir/foo/bar.py')
 
-  let b:executable = ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/mypy')
+  let b:executable = ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/mypy')
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/subdir')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/subdir')
   AssertLinter b:executable,
   \ ale#Escape(b:executable)
   \   . ' --show-column-numbers'
   \   . ' --shadow-file %s %t %s'
 
 Execute(The mypy callbacks should cd to directory containing mypy.ini if found):
-  call ale#test#SetFilename('python_paths/with_mypy_ini_and_pytest_ini/tests/testsubfolder/my_tests.py')
+  call ale#test#SetFilename('../test-files/python/with_mypy_ini_and_pytest_ini/tests/testsubfolder/my_tests.py')
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/python_paths/with_mypy_ini_and_pytest_ini')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/python/with_mypy_ini_and_pytest_ini')
   AssertLinter 'mypy',
   \ ale#Escape('mypy')
   \   . ' --show-column-numbers'
   \   . ' --shadow-file %s %t %s'
 
 Execute(You should able able to use the global mypy instead):
-  call ale#test#SetFilename('python_paths/with_virtualenv/subdir/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/with_virtualenv/subdir/foo/bar.py')
   let g:ale_python_mypy_use_global = 1
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/subdir')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/subdir')
   AssertLinter 'mypy',
   \ ale#Escape('mypy')
   \   . ' --show-column-numbers'
@@ -82,7 +82,7 @@ Execute(Setting executable to 'pipenv' appends 'run mypy'):
   \   . ' --show-column-numbers --shadow-file %s %t %s'
 
 Execute(Pipenv is detected when python_mypy_auto_pipenv is set):
-  call ale#test#SetFilename('../python_fixtures/pipenv/whatever.py')
+  call ale#test#SetFilename('../test-files/python/pipenv/whatever.py')
   let g:ale_python_mypy_auto_pipenv = 1
 
   AssertLinterCwd expand('#' . bufnr('') . ':p:h')
diff --git a/test/command_callback/test_objc_ccls_command_callbacks.vader b/test/command_callback/test_objc_ccls_command_callbacks.vader
index 34b8539e..58d824c5 100644
--- a/test/command_callback/test_objc_ccls_command_callbacks.vader
+++ b/test/command_callback/test_objc_ccls_command_callbacks.vader
@@ -13,27 +13,27 @@ Execute(The project root should be detected correctly using compile_commands.jso
 
   AssertLSPProject ''
 
-  call ale#test#SetFilename('ccls_paths/with_compile_commands_json/dummy.m')
+  call ale#test#SetFilename('../test-files/ccls/with_compile_commands_json/dummy.m')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/ccls_paths/with_compile_commands_json')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/ccls/with_compile_commands_json')
 
 Execute(The project root should be detected correctly using .ccls file):
   call ale#test#SetFilename(tempname() . '/dummy.m')
 
   AssertLSPProject ''
 
-  call ale#test#SetFilename('ccls_paths/with_ccls/dummy.m')
+  call ale#test#SetFilename('../test-files/ccls/with_ccls/dummy.m')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/ccls_paths/with_ccls')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/ccls/with_ccls')
 
 Execute(The project root should be detected correctly using .ccls-root file):
   call ale#test#SetFilename(tempname() . '/dummy.m')
 
   AssertLSPProject ''
 
-  call ale#test#SetFilename('ccls_paths/with_ccls-root/dummy.m')
+  call ale#test#SetFilename('../test-files/ccls/with_ccls-root/dummy.m')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/ccls_paths/with_ccls-root')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/ccls/with_ccls-root')
 
 Execute(The executable should be configurable):
   AssertLinter 'ccls', ale#Escape('ccls')
@@ -50,17 +50,17 @@ Execute(The initialization options should be configurable):
   AssertLSPOptions { 'cacheDirectory': '/tmp/ccls' }
 
 Execute(The compile command database should be detected correctly):
-  call ale#test#SetFilename('ccls_paths/with_ccls/dummy.c')
+  call ale#test#SetFilename('../test-files/ccls/with_ccls/dummy.c')
 
   AssertLSPOptions {}
 
-  call ale#test#SetFilename('ccls_paths/with_compile_commands_json/dummy.c')
+  call ale#test#SetFilename('../test-files/ccls/with_compile_commands_json/dummy.c')
 
   AssertLSPOptions { 'compilationDatabaseDirectory':
-  \  ale#path#Simplify(g:dir . '/ccls_paths/with_compile_commands_json') }
+  \  ale#path#Simplify(g:dir . '/../test-files/ccls/with_compile_commands_json') }
 
-  call ale#test#SetFilename('ccls_paths/with_build_dir/dummy.c')
+  call ale#test#SetFilename('../test-files/ccls/with_build_dir/dummy.c')
   let b:ale_c_build_dir_names = ['unusual_build_dir_name']
 
   AssertLSPOptions { 'compilationDatabaseDirectory':
-  \  ale#path#Simplify(g:dir . '/ccls_paths/with_build_dir/unusual_build_dir_name') }
+  \  ale#path#Simplify(g:dir . '/../test-files/ccls/with_build_dir/unusual_build_dir_name') }
diff --git a/test/command_callback/test_ocaml_ocamllsp_callbacks.vader b/test/command_callback/test_ocaml_ocamllsp_callbacks.vader
index 90a7e1a1..4f33af18 100644
--- a/test/command_callback/test_ocaml_ocamllsp_callbacks.vader
+++ b/test/command_callback/test_ocaml_ocamllsp_callbacks.vader
@@ -13,17 +13,17 @@ Execute(The language string should be correct):
 Execute(The project root should be detected correctly):
   AssertLSPProject ''
 
-  call ale#test#SetFilename('ocamllsp_paths/file.ml')
+  call ale#test#SetFilename('../test-files/ocamllsp/file.ml')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/ocamllsp_paths')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/ocamllsp')
 
 Execute(The executable should be run using opam exec by default):
-  call ale#test#SetFilename('ocamllsp_paths/file.ml')
+  call ale#test#SetFilename('../test-files/ocamllsp/file.ml')
 
   AssertLinter 'ocamllsp', 'opam config exec -- ocamllsp'
 
 Execute(The executable should be run directly if use_opam flag is disabled):
   let g:ale_ocaml_ocamllsp_use_opam = 0
-  call ale#test#SetFilename('ocamllsp_paths/file.ml')
+  call ale#test#SetFilename('../test-files/ocamllsp/file.ml')
 
   AssertLinter 'ocamllsp', 'ocamllsp'
diff --git a/test/command_callback/test_ocaml_ols_callbacks.vader b/test/command_callback/test_ocaml_ols_callbacks.vader
index c77e2909..bf9ae65b 100644
--- a/test/command_callback/test_ocaml_ols_callbacks.vader
+++ b/test/command_callback/test_ocaml_ols_callbacks.vader
@@ -17,19 +17,19 @@ Execute(The default executable should be correct):
 Execute(The project root should be detected correctly):
   AssertLSPProject ''
 
-  call ale#test#SetFilename('ols_paths/file.ml')
+  call ale#test#SetFilename('../test-files/ols/file.ml')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/ols_paths')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/ols')
 
 Execute(The local executable should be used when available):
-  call ale#test#SetFilename('ols_paths/file.ml')
+  call ale#test#SetFilename('../test-files/ols/file.ml')
 
-  AssertLinter ale#path#Simplify(g:dir . '/ols_paths/node_modules/.bin/ocaml-language-server'),
-  \ ale#Escape(ale#path#Simplify(g:dir . '/ols_paths/node_modules/.bin/ocaml-language-server')) . ' --stdio'
+  AssertLinter ale#path#Simplify(g:dir . '/../test-files/ols/node_modules/.bin/ocaml-language-server'),
+  \ ale#Escape(ale#path#Simplify(g:dir . '/../test-files/ols/node_modules/.bin/ocaml-language-server')) . ' --stdio'
 
 Execute(The gloabl executable should always be used when use_global is set):
   let g:ale_ocaml_ols_use_global = 1
-  call ale#test#SetFilename('ols_paths/file.ml')
+  call ale#test#SetFilename('../test-files/ols/file.ml')
 
   AssertLinter 'ocaml-language-server',
   \ ale#Escape('ocaml-language-server') . ' --stdio'
diff --git a/test/command_callback/test_php_intelephense_command_callback.vader b/test/command_callback/test_php_intelephense_command_callback.vader
index dd6adb3d..d6e2469d 100644
--- a/test/command_callback/test_php_intelephense_command_callback.vader
+++ b/test/command_callback/test_php_intelephense_command_callback.vader
@@ -9,18 +9,18 @@ Execute(The default executable path should be correct):
   \ ale#Escape('intelephense') . ' --stdio'
 
 Execute(The project path should be correct for .git directories):
-  call ale#test#SetFilename('php-intelephense-project/with-git/test.php')
-  silent! call mkdir('php-intelephense-project/with-git/.git', 'p')
+  call ale#test#SetFilename('../test-files/php/with-git/test.php')
+  silent! call mkdir('../test-files/php/with-git/.git', 'p')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/php-intelephense-project/with-git')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/php/with-git')
 
 Execute(The project path should be correct for composer.json file):
-  call ale#test#SetFilename('php-intelephense-project/with-composer/test.php')
+  call ale#test#SetFilename('../test-files/php/with-composer/test.php')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/php-intelephense-project/with-composer')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/php/with-composer')
 
 Execute(The project cache should be saved in a temp dir):
-  call ale#test#SetFilename('php-intelephense-project/with-composer/test.php')
+  call ale#test#SetFilename('../test-files/php/with-composer/test.php')
   let g:ale_php_intelephense_config = { 'storagePath': '/tmp/intelephense' }
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/php-intelephense-project/with-composer')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/php/with-composer')
diff --git a/test/command_callback/test_php_langserver_callbacks.vader b/test/command_callback/test_php_langserver_callbacks.vader
index 59c3fe6c..7fe20b82 100644
--- a/test/command_callback/test_php_langserver_callbacks.vader
+++ b/test/command_callback/test_php_langserver_callbacks.vader
@@ -9,22 +9,22 @@ Execute(The default executable path should be correct):
   \ 'php ' . ale#Escape('php-language-server.php')
 
 Execute(Vendor executables should be detected):
-  call ale#test#SetFilename('php-langserver-project/test.php')
+  call ale#test#SetFilename('../test-files/php/test.php')
 
   AssertLinter
-  \ ale#path#Simplify(g:dir . '/php-langserver-project/vendor/bin/php-language-server.php'),
+  \ ale#path#Simplify(g:dir . '/../test-files/php/vendor/bin/php-language-server.php'),
   \ 'php ' . ale#Escape(ale#path#Simplify(
   \   g:dir
-  \   . '/php-langserver-project/vendor/bin/php-language-server.php'
+  \   . '/../test-files/php/vendor/bin/php-language-server.php'
   \ ))
 
 Execute(The project path should be correct for .git directories):
-  call ale#test#SetFilename('php-langserver-project/with-git/test.php')
-  silent! call mkdir('php-langserver-project/with-git/.git')
+  call ale#test#SetFilename('../test-files/php/with-git/test.php')
+  silent! call mkdir('../test-files/php/with-git/.git')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/php-langserver-project/with-git')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/php/with-git')
 
 Execute(The project path should be correct for composer.json file):
-  call ale#test#SetFilename('php-langserver-project/with-composer/test.php')
+  call ale#test#SetFilename('../test-files/php/with-composer/test.php')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/php-langserver-project/with-composer')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/php/with-composer')
diff --git a/test/command_callback/test_phpcs_command_callback.vader b/test/command_callback/test_phpcs_command_callback.vader
index 35d59777..afb88e32 100644
--- a/test/command_callback/test_phpcs_command_callback.vader
+++ b/test/command_callback/test_phpcs_command_callback.vader
@@ -7,9 +7,9 @@ After:
   call ale#assert#TearDownLinterTest()
 
 Execute(The local phpcs executable should be used):
-  call ale#test#SetFilename('../phpcs-test-files/project-with-phpcs/foo/test.php')
+  call ale#test#SetFilename('../test-files/phpcs/project-with-phpcs/foo/test.php')
 
-  let g:executable = ale#path#Simplify(g:dir . '/../phpcs-test-files/project-with-phpcs/vendor/bin/phpcs')
+  let g:executable = ale#path#Simplify(g:dir . '/../test-files/phpcs/project-with-phpcs/vendor/bin/phpcs')
 
   AssertLinterCwd '%s:h'
   AssertLinter g:executable, ale#Escape(g:executable)
@@ -18,13 +18,13 @@ Execute(The local phpcs executable should be used):
 Execute(use_global should override local executable detection):
   let g:ale_php_phpcs_use_global = 1
 
-  call ale#test#SetFilename('../phpcs-test-files/project-with-phpcs/foo/test.php')
+  call ale#test#SetFilename('../test-files/phpcs/project-with-phpcs/foo/test.php')
 
   AssertLinter 'phpcs', ale#Escape('phpcs')
   \ . ' -s --report=emacs --stdin-path=%s'
 
 Execute(Projects without local executables should use the global one):
-  call ale#test#SetFilename('../phpcs-test-files/project-without-phpcs/foo/test.php')
+  call ale#test#SetFilename('../test-files/phpcs/project-without-phpcs/foo/test.php')
 
   AssertLinter 'phpcs', ale#Escape('phpcs')
   \ . ' -s --report=emacs --stdin-path=%s'
diff --git a/test/command_callback/test_prospector_command_callback.vader b/test/command_callback/test_prospector_command_callback.vader
index 0d692bde..d6f84308 100644
--- a/test/command_callback/test_prospector_command_callback.vader
+++ b/test/command_callback/test_prospector_command_callback.vader
@@ -13,7 +13,7 @@ Execute(Setting executable to 'pipenv' appends 'run prospector'):
 
 Execute(Pipenv is detected when python_prospector_auto_pipenv is set):
   let g:ale_python_prospector_auto_pipenv = 1
-  call ale#test#SetFilename('/testplugin/test/python_fixtures/pipenv/whatever.py')
+  call ale#test#SetFilename('../test-files/python/pipenv/whatever.py')
 
   AssertLinter 'pipenv',
   \ ale#Escape('pipenv') . ' run prospector'
diff --git a/test/command_callback/test_psalm_command_callbacks.vader b/test/command_callback/test_psalm_command_callbacks.vader
index d32780e6..4edb95c8 100644
--- a/test/command_callback/test_psalm_command_callbacks.vader
+++ b/test/command_callback/test_psalm_command_callbacks.vader
@@ -16,13 +16,13 @@ Execute(The default executable path should be correct):
   \ ale#Escape('psalm') . ' --language-server'
 
 Execute(Vendor executables should be detected):
-  call ale#test#SetFilename('psalm-project/test.php')
+  call ale#test#SetFilename('../test-files/psalm/test.php')
 
   AssertLinter
-  \ ale#path#Simplify(g:dir . '/psalm-project/vendor/bin/psalm'),
+  \ ale#path#Simplify(g:dir . '/../test-files/psalm/vendor/bin/psalm'),
   \ ale#Escape(ale#path#Simplify(
   \   g:dir
-  \   . '/psalm-project/vendor/bin/psalm'
+  \   . '/../test-files/psalm/vendor/bin/psalm'
   \ )) . ' --language-server'
 
   let g:ale_php_psalm_use_global = 1
@@ -36,25 +36,3 @@ Execute(User provided options should be used):
   AssertLinter 'psalm',
   \ ale#Escape('psalm')
   \ . ' --language-server --my-user-provided-option my-value'
-
-Execute(The project path should be correct for .git directories):
-  call ale#test#SetFilename('psalm-project/test.php')
-  let g:matched = 0
-
-  for g:i in range(4)
-    if !isdirectory(g:dir . '/.git')
-      call mkdir(g:dir . '/.git')
-    endif
-
-    try
-      AssertLSPProject g:dir
-    catch /.+/
-    endtry
-
-    let g:matched = 1
-    break
-  endfor
-
-  if !g:matched
-    AssertLSPProject g:dir
-  endif
diff --git a/test/command_callback/test_puglint_command_callback.vader b/test/command_callback/test_puglint_command_callback.vader
index 69c86b25..8a445408 100644
--- a/test/command_callback/test_puglint_command_callback.vader
+++ b/test/command_callback/test_puglint_command_callback.vader
@@ -5,44 +5,44 @@ After:
   call ale#assert#TearDownLinterTest()
 
 Execute(puglint should detect local executables and package.json):
-  call ale#test#SetFilename('puglint_project/test.pug')
+  call ale#test#SetFilename('../test-files/puglint/test.pug')
 
   AssertLinter
-  \ ale#path#Simplify(g:dir . '/puglint_project/node_modules/.bin/pug-lint'),
-  \ ale#Escape(ale#path#Simplify(g:dir . '/puglint_project/node_modules/.bin/pug-lint'))
-  \   . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/puglint_project/package.json'))
+  \ ale#path#Simplify(g:dir . '/../test-files/puglint/node_modules/.bin/pug-lint'),
+  \ ale#Escape(ale#path#Simplify(g:dir . '/../test-files/puglint/node_modules/.bin/pug-lint'))
+  \   . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/puglint/package.json'))
   \   . ' -r inline %t'
 
 Execute(puglint should use global executables if configured):
   let g:ale_pug_puglint_use_global = 1
 
-  call ale#test#SetFilename('puglint_project/test.pug')
+  call ale#test#SetFilename('../test-files/puglint/test.pug')
 
   AssertLinter 'pug-lint',
   \ ale#Escape('pug-lint')
-  \   . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/puglint_project/package.json'))
+  \   . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/puglint/package.json'))
   \   . ' -r inline %t'
 
 Execute(puglint should detect .pug-lintrc):
-  call ale#test#SetFilename('puglint_project/puglint_rc_dir/subdir/test.pug')
+  call ale#test#SetFilename('../test-files/puglint/puglint_rc_dir/subdir/test.pug')
 
-  AssertLinter ale#path#Simplify(g:dir . '/puglint_project/node_modules/.bin/pug-lint'),
-  \ ale#Escape(ale#path#Simplify(g:dir . '/puglint_project/node_modules/.bin/pug-lint'))
-  \   . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/puglint_project/puglint_rc_dir/.pug-lintrc'))
+  AssertLinter ale#path#Simplify(g:dir . '/../test-files/puglint/node_modules/.bin/pug-lint'),
+  \ ale#Escape(ale#path#Simplify(g:dir . '/../test-files/puglint/node_modules/.bin/pug-lint'))
+  \   . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/puglint/puglint_rc_dir/.pug-lintrc'))
   \   . ' -r inline %t'
 
 Execute(puglint should detect .pug-lintrc.js):
-  call ale#test#SetFilename('puglint_project/puglint_rc_js_dir/subdir/test.pug')
+  call ale#test#SetFilename('../test-files/puglint/puglint_rc_js_dir/subdir/test.pug')
 
-  AssertLinter ale#path#Simplify(g:dir . '/puglint_project/node_modules/.bin/pug-lint'),
-  \ ale#Escape(ale#path#Simplify(g:dir . '/puglint_project/node_modules/.bin/pug-lint'))
-  \   . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/puglint_project/puglint_rc_js_dir/.pug-lintrc.js'))
+  AssertLinter ale#path#Simplify(g:dir . '/../test-files/puglint/node_modules/.bin/pug-lint'),
+  \ ale#Escape(ale#path#Simplify(g:dir . '/../test-files/puglint/node_modules/.bin/pug-lint'))
+  \   . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/puglint/puglint_rc_js_dir/.pug-lintrc.js'))
   \   . ' -r inline %t'
 
 Execute(puglint should detect .pug-lintrc.json):
-  call ale#test#SetFilename('puglint_project/puglint_rc_json_dir/subdir/test.pug')
+  call ale#test#SetFilename('../test-files/puglint/puglint_rc_json_dir/subdir/test.pug')
 
-  AssertLinter ale#path#Simplify(g:dir . '/puglint_project/node_modules/.bin/pug-lint'),
-  \ ale#Escape(ale#path#Simplify(g:dir . '/puglint_project/node_modules/.bin/pug-lint'))
-  \   . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/puglint_project/puglint_rc_json_dir/.pug-lintrc.json'))
+  AssertLinter ale#path#Simplify(g:dir . '/../test-files/puglint/node_modules/.bin/pug-lint'),
+  \ ale#Escape(ale#path#Simplify(g:dir . '/../test-files/puglint/node_modules/.bin/pug-lint'))
+  \   . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/puglint/puglint_rc_json_dir/.pug-lintrc.json'))
   \   . ' -r inline %t'
diff --git a/test/command_callback/test_purescript_ls_command_callbacks.vader b/test/command_callback/test_purescript_ls_command_callbacks.vader
index da63f7f1..3ef9707a 100644
--- a/test/command_callback/test_purescript_ls_command_callbacks.vader
+++ b/test/command_callback/test_purescript_ls_command_callbacks.vader
@@ -8,22 +8,22 @@ Execute(should set correct defaults):
   AssertLinter 'purescript-language-server', ale#Escape('purescript-language-server') . ' --stdio'
 
 Execute(should set correct LSP values):
-  call ale#test#SetFilename('purescript_paths/spago/Foo.purs')
+  call ale#test#SetFilename('../test-files/purescript/spago/Foo.purs')
 
   AssertLSPLanguage 'purescript'
   AssertLSPOptions {}
   AssertLSPConfig {}
-  AssertLSPProject ale#path#Simplify(g:dir . '/purescript_paths/spago')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/purescript/spago')
 
 Execute(should set correct project for bower):
-  call ale#test#SetFilename('purescript_paths/bower/Foo.purs')
+  call ale#test#SetFilename('../test-files/purescript/bower/Foo.purs')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/purescript_paths/bower')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/purescript/bower')
 
 Execute(should set correct project for psc-package):
-  call ale#test#SetFilename('purescript_paths/psc-package/Foo.purs')
+  call ale#test#SetFilename('../test-files/purescript/psc-package/Foo.purs')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/purescript_paths/psc-package')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/purescript/psc-package')
 
 Execute(should accept configuration settings):
   AssertLSPConfig {}
diff --git a/test/command_callback/test_pycodestyle_command_callback.vader b/test/command_callback/test_pycodestyle_command_callback.vader
index a3a338a9..9260913c 100644
--- a/test/command_callback/test_pycodestyle_command_callback.vader
+++ b/test/command_callback/test_pycodestyle_command_callback.vader
@@ -27,7 +27,7 @@ Execute(Setting executable to 'pipenv' appends 'run pycodestyle'):
 
 Execute(Pipenv is detected when python_pycodestyle_auto_pipenv is set):
   let g:ale_python_pycodestyle_auto_pipenv = 1
-  call ale#test#SetFilename('/testplugin/test/python_fixtures/pipenv/whatever.py')
+  call ale#test#SetFilename('../test-files/python/pipenv/whatever.py')
 
   AssertLinter 'pipenv',
   \ ale#Escape('pipenv') . ' run pycodestyle  -'
diff --git a/test/command_callback/test_pydocstyle_command_callback.vader b/test/command_callback/test_pydocstyle_command_callback.vader
index 0a69c79a..b24cb0d9 100644
--- a/test/command_callback/test_pydocstyle_command_callback.vader
+++ b/test/command_callback/test_pydocstyle_command_callback.vader
@@ -28,6 +28,6 @@ Execute(Setting executable to 'pipenv' appends 'run pydocstyle'):
 
 Execute(Pipenv is detected when python_pydocstyle_auto_pipenv is set):
   let g:ale_python_pydocstyle_auto_pipenv = 1
-  call ale#test#SetFilename('../python_fixtures/pipenv/whatever.py')
+  call ale#test#SetFilename('../test-files/python/pipenv/whatever.py')
 
   AssertLinter 'pipenv', ale#Escape('pipenv') . ' run pydocstyle %s:t'
diff --git a/test/command_callback/test_pyflakes_command_callback.vader b/test/command_callback/test_pyflakes_command_callback.vader
index 92f83820..bbb7b74c 100644
--- a/test/command_callback/test_pyflakes_command_callback.vader
+++ b/test/command_callback/test_pyflakes_command_callback.vader
@@ -17,16 +17,16 @@ Execute(The pyflakes executable should be configurable):
   \ ale#Escape('~/.local/bin/pyflakes') . ' %t'
 
 Execute(The pyflakes executable should be run from the virtualenv path):
-  call ale#test#SetFilename('python_paths/with_virtualenv/subdir/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/with_virtualenv/subdir/foo/bar.py')
 
   let b:executable = ale#path#Simplify(
-  \ g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/pyflakes'
+  \ g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/pyflakes'
   \)
 
   AssertLinter b:executable, ale#Escape(b:executable) . ' %t'
 
 Execute(You should be able to override the pyflakes virtualenv lookup):
-  call ale#test#SetFilename('python_paths/with_virtualenv/subdir/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/with_virtualenv/subdir/foo/bar.py')
 
   let g:ale_python_pyflakes_use_global = 1
 
@@ -40,7 +40,7 @@ Execute(Setting executable to 'pipenv' appends 'run pyflakes'):
 
 Execute(Pipenv is detected when python_pyflakes_auto_pipenv is set):
   let g:ale_python_pyflakes_auto_pipenv = 1
-  call ale#test#SetFilename('/testplugin/test/python_fixtures/pipenv/whatever.py')
+  call ale#test#SetFilename('../test-files/python/pipenv/whatever.py')
 
   AssertLinter 'pipenv',
   \ ale#Escape('pipenv') . ' run pyflakes %t'
diff --git a/test/command_callback/test_pylama_command_callback.vader b/test/command_callback/test_pylama_command_callback.vader
index 7f15bf4f..29fa971b 100644
--- a/test/command_callback/test_pylama_command_callback.vader
+++ b/test/command_callback/test_pylama_command_callback.vader
@@ -36,31 +36,31 @@ Execute(The pylama command callback should let you set options):
   AssertLinter 'pylama', ale#Escape('pylama') . ' --some-option' . b:command_tail
 
 Execute(The pylama command callback should switch directories to the detected project root):
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/no_virtualenv/subdir/foo/bar.py')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/no_virtualenv/subdir/foo/bar.py')
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/python_paths/no_virtualenv/subdir')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/python/no_virtualenv/subdir')
   AssertLinter 'pylama', ale#Escape('pylama') . b:command_tail
 
 Execute(The pylama command callback shouldn't detect virtualenv directories where they don't exist):
-  call ale#test#SetFilename('python_paths/no_virtualenv/subdir/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/no_virtualenv/subdir/foo/bar.py')
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/python_paths/no_virtualenv/subdir')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/python/no_virtualenv/subdir')
   AssertLinter 'pylama', ale#Escape('pylama') . b:command_tail
 
 Execute(The pylama command callback should detect virtualenv directories and switch to the project root):
-  call ale#test#SetFilename('python_paths/with_virtualenv/subdir/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/with_virtualenv/subdir/foo/bar.py')
   let b:executable = ale#path#Simplify(
-  \ g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/pylama'
+  \ g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/pylama'
   \)
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/subdir')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/subdir')
   AssertLinter b:executable, ale#Escape(b:executable) . b:command_tail
 
 Execute(You should able able to use the global pylama instead):
-  call ale#test#SetFilename('python_paths/with_virtualenv/subdir/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/with_virtualenv/subdir/foo/bar.py')
   let g:ale_python_pylama_use_global = 1
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/subdir')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/subdir')
   AssertLinter 'pylama', ale#Escape('pylama') . b:command_tail
 
 Execute(Setting executable to 'pipenv' appends 'run pylama'):
@@ -71,6 +71,6 @@ Execute(Setting executable to 'pipenv' appends 'run pylama'):
 
 Execute(Pipenv is detected when python_pylama_auto_pipenv is set):
   let g:ale_python_pylama_auto_pipenv = 1
-  call ale#test#SetFilename('../python_fixtures/pipenv/whatever.py')
+  call ale#test#SetFilename('../test-files/python/pipenv/whatever.py')
 
   AssertLinter 'pipenv', ale#Escape('pipenv') . ' run pylama' . b:command_tail
diff --git a/test/command_callback/test_pylint_command_callback.vader b/test/command_callback/test_pylint_command_callback.vader
index 4b9a14a5..e581915f 100644
--- a/test/command_callback/test_pylint_command_callback.vader
+++ b/test/command_callback/test_pylint_command_callback.vader
@@ -44,25 +44,25 @@ Execute(The pylint command callback should let you set options):
   AssertLinter 'pylint', ale#Escape('pylint') . ' --some-option' . b:command_tail
 
 Execute(The pylint callbacks shouldn't detect virtualenv directories where they don't exist):
-  call ale#test#SetFilename('python_paths/no_virtualenv/subdir/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/no_virtualenv/subdir/foo/bar.py')
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/python_paths/no_virtualenv/subdir')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/python/no_virtualenv/subdir')
   AssertLinter 'pylint', ale#Escape('pylint') . b:command_tail
 
 Execute(The pylint callbacks should detect virtualenv directories):
-  call ale#test#SetFilename('python_paths/with_virtualenv/subdir/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/with_virtualenv/subdir/foo/bar.py')
   let b:executable = ale#path#Simplify(
-  \ g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/pylint'
+  \ g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/pylint'
   \)
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/subdir')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/subdir')
   AssertLinter b:executable, ale#Escape(b:executable) . b:command_tail
 
 Execute(You should able able to use the global pylint instead):
-  call ale#test#SetFilename('python_paths/with_virtualenv/subdir/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/with_virtualenv/subdir/foo/bar.py')
   let g:ale_python_pylint_use_global = 1
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/subdir')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/subdir')
   AssertLinter 'pylint', ale#Escape('pylint') . b:command_tail
 
 Execute(Setting executable to 'pipenv' appends 'run pylint'):
@@ -74,7 +74,7 @@ Execute(Setting executable to 'pipenv' appends 'run pylint'):
 
 Execute(Pipenv is detected when python_pylint_auto_pipenv is set):
   let g:ale_python_pylint_auto_pipenv = 1
-  call ale#test#SetFilename('../python_fixtures/pipenv/whatever.py')
+  call ale#test#SetFilename('../test-files/python/pipenv/whatever.py')
 
   AssertLinterCwd expand('%:p:h')
   AssertLinter 'pipenv', ale#Escape('pipenv') . ' run pylint'
diff --git a/test/command_callback/test_pyls_command_callback.vader b/test/command_callback/test_pyls_command_callback.vader
index c03b8aeb..74a86ccb 100644
--- a/test/command_callback/test_pyls_command_callback.vader
+++ b/test/command_callback/test_pyls_command_callback.vader
@@ -23,17 +23,17 @@ Execute(The pyls command callback should let you set options):
   AssertLinter 'pyls', ale#Escape('pyls') . ' --some-option'
 
 Execute(The pyls executable should be run from the virtualenv path):
-  call ale#test#SetFilename('python_paths/with_virtualenv/subdir/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/with_virtualenv/subdir/foo/bar.py')
 
   let b:executable = ale#path#Simplify(
-  \ g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/pyls'
+  \ g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/pyls'
   \)
 
   AssertEqual ale#Escape(b:executable),
   \ ale_linters#python#pyls#GetCommand(bufnr(''))
 
 Execute(You should be able to override the pyls virtualenv lookup):
-  call ale#test#SetFilename('python_paths/with_virtualenv/subdir/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/with_virtualenv/subdir/foo/bar.py')
 
   let g:ale_python_pyls_use_global = 1
 
@@ -46,7 +46,7 @@ Execute(Setting executable to 'pipenv' appends 'run pyls'):
 
 Execute(Pipenv is detected when python_pyls_auto_pipenv is set):
   let g:ale_python_pyls_auto_pipenv = 1
-  call ale#test#SetFilename('/testplugin/test/python_fixtures/pipenv/whatever.py')
+  call ale#test#SetFilename('../test-files/python/pipenv/whatever.py')
 
   AssertLinter 'pipenv',
   \ ale#Escape('pipenv') . ' run pyls'
diff --git a/test/command_callback/test_pyre_command_callback.vader b/test/command_callback/test_pyre_command_callback.vader
index ba57c117..d3e5fe9d 100644
--- a/test/command_callback/test_pyre_command_callback.vader
+++ b/test/command_callback/test_pyre_command_callback.vader
@@ -17,16 +17,16 @@ Execute(The pyre executable should be configurable):
   \ ale#Escape('~/.local/bin/pyre') . ' persistent'
 
 Execute(The pyre executable should be run from the virtualenv path):
-  call ale#test#SetFilename('python_paths/with_virtualenv/subdir/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/with_virtualenv/subdir/foo/bar.py')
 
   let b:executable = ale#path#Simplify(
-  \ g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/pyre'
+  \ g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/pyre'
   \)
 
   AssertLinter b:executable, ale#Escape(b:executable) . ' persistent'
 
 Execute(You should be able to override the pyre virtualenv lookup):
-  call ale#test#SetFilename('python_paths/with_virtualenv/subdir/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/with_virtualenv/subdir/foo/bar.py')
 
   let g:ale_python_pyre_use_global = 1
 
@@ -40,7 +40,7 @@ Execute(Setting executable to 'pipenv' appends 'run pyre'):
 
 Execute(Pipenv is detected when python_pyre_auto_pipenv is set):
   let g:ale_python_pyre_auto_pipenv = 1
-  call ale#test#SetFilename('/testplugin/test/python_fixtures/pipenv/whatever.py')
+  call ale#test#SetFilename('../test-files/python/pipenv/whatever.py')
 
   AssertLinter 'pipenv',
   \ ale#Escape('pipenv') . ' run pyre persistent'
diff --git a/test/command_callback/test_pyright_command_callback.vader b/test/command_callback/test_pyright_command_callback.vader
index 3e421bd9..51510cf2 100644
--- a/test/command_callback/test_pyright_command_callback.vader
+++ b/test/command_callback/test_pyright_command_callback.vader
@@ -31,17 +31,17 @@ Execute(The default configuration should be mostly empty):
   AssertLSPConfig {'python': {}}
 
 Execute(virtualenv paths should be set in configuration by default):
-  call ale#test#SetFilename('python_paths/with_virtualenv/subdir/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/with_virtualenv/subdir/foo/bar.py')
 
   AssertLSPConfig {
   \ 'python': {
-  \   'pythonPath': ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/python'),
-  \   'venvPath': ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/env'),
+  \   'pythonPath': ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/python'),
+  \   'venvPath': ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/env'),
   \ },
   \}
 
 Execute(The pythonPath should be set based on whatever the ovveride for the venvPath is set to):
-  call ale#test#SetFilename('python_paths/with_virtualenv/subdir/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/with_virtualenv/subdir/foo/bar.py')
 
   " This overrides the default detection of the path.
   let b:ale_python_pyright_config = {
@@ -58,7 +58,7 @@ Execute(The pythonPath should be set based on whatever the ovveride for the venv
   \}
 
 Execute(You should be able to override pythonPath when venvPath is detected):
-  call ale#test#SetFilename('python_paths/with_virtualenv/subdir/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/with_virtualenv/subdir/foo/bar.py')
 
   " This overrides the default detection of the path.
   let b:ale_python_pyright_config = {
@@ -70,12 +70,12 @@ Execute(You should be able to override pythonPath when venvPath is detected):
   AssertLSPConfig {
   \ 'python': {
   \   'pythonPath': '/bin/python',
-  \   'venvPath': ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/env'),
+  \   'venvPath': ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/env'),
   \ },
   \}
 
 Execute(You should be able to override both pythonPath and venvPath):
-  call ale#test#SetFilename('python_paths/with_virtualenv/subdir/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/with_virtualenv/subdir/foo/bar.py')
 
   " This overrides the default detection of the path.
   let b:ale_python_pyright_config = {
@@ -93,7 +93,7 @@ Execute(You should be able to override both pythonPath and venvPath):
   \}
 
 Execute(You should be able to define other settings):
-  call ale#test#SetFilename('python_paths/with_virtualenv/subdir/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/with_virtualenv/subdir/foo/bar.py')
 
   let b:ale_python_pyright_config = {
   \ 'python': {
@@ -107,8 +107,8 @@ Execute(You should be able to define other settings):
   AssertLSPConfig {
   \ 'python': {
   \   'analysis': {'logLevel': 'warning'},
-  \   'pythonPath': ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/python'),
-  \   'venvPath': ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/env'),
+  \   'pythonPath': ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/python'),
+  \   'venvPath': ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/env'),
   \ },
   \ 'pyright': {
   \   'disableLanguageServices': v:true,
diff --git a/test/command_callback/test_r_languageserver_callbacks.vader b/test/command_callback/test_r_languageserver_callbacks.vader
index 9a4a1f87..b5be0396 100644
--- a/test/command_callback/test_r_languageserver_callbacks.vader
+++ b/test/command_callback/test_r_languageserver_callbacks.vader
@@ -10,9 +10,9 @@ Execute(The default executable path should be correct):
 Execute(The project root should be detected correctly):
   AssertLSPProject '.'
 
-  call ale#test#SetFilename('r_paths/dummy/test.R')
+  call ale#test#SetFilename('../test-files/r/dummy/test.R')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/r_paths')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/r')
 
 Execute(Should accept configuration settings):
   AssertLSPConfig {}
diff --git a/test/command_callback/test_rails_best_practices_command_callback.vader b/test/command_callback/test_rails_best_practices_command_callback.vader
index bc7c8e85..6a6f7a53 100644
--- a/test/command_callback/test_rails_best_practices_command_callback.vader
+++ b/test/command_callback/test_rails_best_practices_command_callback.vader
@@ -1,10 +1,10 @@
 Before:
   call ale#assert#SetUpLinterTest('ruby', 'rails_best_practices')
-  call ale#test#SetFilename('../ruby_fixtures/valid_rails_app/db/test.rb')
+  call ale#test#SetFilename('../test-files/ruby/valid_rails_app/db/test.rb')
 
   let b:args = '--silent -f json'
   \ . ' --output-file ' . (has('win32') ? '%t' : '/dev/stdout')
-  let b:app_path = ale#path#Simplify(g:dir . '/../ruby_fixtures/valid_rails_app')
+  let b:app_path = ale#path#Simplify(g:dir . '/../test-files/ruby/valid_rails_app')
   let b:suffix = has('win32') ? '; type %t' : ''
 
 After:
@@ -37,6 +37,6 @@ Execute(Setting bundle appends 'exec rails_best_practices'):
   \   . b:suffix
 
 Execute(Command callback should be empty when not in a valid Rails app):
-  call ale#test#SetFilename('../ruby_fixtures/not_a_rails_app/test.rb')
+  call ale#test#SetFilename('../test-files/ruby/not_a_rails_app/test.rb')
 
   AssertLinter 'rails_best_practices', ''
diff --git a/test/command_callback/test_reason_ls_command_callback.vader b/test/command_callback/test_reason_ls_command_callback.vader
index 64f672d7..57ea7302 100644
--- a/test/command_callback/test_reason_ls_command_callback.vader
+++ b/test/command_callback/test_reason_ls_command_callback.vader
@@ -16,6 +16,6 @@ Execute(There should be no default project root):
   AssertLSPProject ''
 
 Execute(The project root should be detected using bsconfig.json):
-  call ale#test#SetFilename('reason_ls_paths/test.ml')
+  call ale#test#SetFilename('../test-files/reasonml/test.ml')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/reason_ls_paths')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/reasonml')
diff --git a/test/command_callback/test_reason_ols_callbacks.vader b/test/command_callback/test_reason_ols_callbacks.vader
index 53ef7fab..752bd05b 100644
--- a/test/command_callback/test_reason_ols_callbacks.vader
+++ b/test/command_callback/test_reason_ols_callbacks.vader
@@ -17,20 +17,20 @@ Execute(The default executable should be correct):
 Execute(The project root should be detected correctly):
   AssertLSPProject ''
 
-  call ale#test#SetFilename('ols_paths/file.re')
+  call ale#test#SetFilename('../test-files/ols/file.re')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/ols_paths')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/ols')
 
 Execute(The local executable should be used when available):
-  call ale#test#SetFilename('ols_paths/file.re')
+  call ale#test#SetFilename('../test-files/ols/file.re')
 
   AssertLinter
-  \ ale#path#Simplify(g:dir . '/ols_paths/node_modules/.bin/ocaml-language-server'),
-  \ ale#Escape(ale#path#Simplify(g:dir . '/ols_paths/node_modules/.bin/ocaml-language-server')) . ' --stdio'
+  \ ale#path#Simplify(g:dir . '/../test-files/ols/node_modules/.bin/ocaml-language-server'),
+  \ ale#Escape(ale#path#Simplify(g:dir . '/../test-files/ols/node_modules/.bin/ocaml-language-server')) . ' --stdio'
 
 Execute(The gloabl executable should always be used when use_global is set):
   let g:ale_reason_ols_use_global = 1
-  call ale#test#SetFilename('ols_paths/file.re')
+  call ale#test#SetFilename('../test-files/ols/file.re')
 
   AssertLinter 'ocaml-language-server',
   \ ale#Escape('ocaml-language-server') . ' --stdio'
diff --git a/test/command_callback/test_remark_lint_command_callbacks.vader b/test/command_callback/test_remark_lint_command_callbacks.vader
index f3ab7550..a34f0a90 100644
--- a/test/command_callback/test_remark_lint_command_callbacks.vader
+++ b/test/command_callback/test_remark_lint_command_callbacks.vader
@@ -22,16 +22,16 @@ Execute(The options should be configurable):
   \ ale#Escape('remark') . ' --something --no-stdout --no-color'
 
 Execute(The local executable from .bin should be used if available):
-  call ale#test#SetFilename('remark_lint_paths/with_bin_path/foo.md')
+  call ale#test#SetFilename('../test-files/remark_lint/with_bin_path/foo.md')
 
   AssertLinter
-  \ ale#path#Simplify(g:dir . '/remark_lint_paths/with_bin_path/node_modules/.bin/remark'),
-  \ ale#Escape(ale#path#Simplify(g:dir . '/remark_lint_paths/with_bin_path/node_modules/.bin/remark'))
+  \ ale#path#Simplify(g:dir . '/../test-files/remark_lint/with_bin_path/node_modules/.bin/remark'),
+  \ ale#Escape(ale#path#Simplify(g:dir . '/../test-files/remark_lint/with_bin_path/node_modules/.bin/remark'))
   \   . ' --no-stdout --no-color'
 
 Execute(The global executable should be uesd if the option is set):
   let b:ale_markdown_remark_lint_use_global = 1
-  call ale#test#SetFilename('remark_lint_paths/with_bin_path/foo.md')
+  call ale#test#SetFilename('../test-files/remark_lint/with_bin_path/foo.md')
 
   AssertLinter 'remark', ale#Escape('remark')
   \   . ' --no-stdout --no-color'
diff --git a/test/nix/test_rnix_lsp.vader b/test/command_callback/test_rnix_command_callback.vader
index bf62616b..8970ee99 100644
--- a/test/nix/test_rnix_lsp.vader
+++ b/test/command_callback/test_rnix_command_callback.vader
@@ -1,6 +1,5 @@
 " Author: jD91mZM2 <me@krake.one>
 " Description: Tests for rnix-lsp language client
-
 Before:
   call ale#assert#SetUpLinterTest('nix', 'rnix_lsp')
 
@@ -8,7 +7,6 @@ After:
   call ale#assert#TearDownLinterTest()
 
 Execute(should start rnix-lsp):
-  call ale#test#SetFilename('./test.nix')
   AssertLSPLanguage 'nix'
   AssertLSPOptions {}
   AssertLSPProject ale#path#Simplify('.')
diff --git a/test/command_callback/test_rst_textlint_command_callbacks.vader b/test/command_callback/test_rst_textlint_command_callbacks.vader
index 9bc4c5c2..b2d99636 100644
--- a/test/command_callback/test_rst_textlint_command_callbacks.vader
+++ b/test/command_callback/test_rst_textlint_command_callbacks.vader
@@ -42,24 +42,24 @@ Execute(The options should be configurable):
   \ ale#Escape('textlint') . ' --something -f json --stdin --stdin-filename %s'
 
 Execute(The local executable from .bin should be used if available):
-  call ale#test#SetFilename('textlint_paths/with_bin_path/foo.txt')
+  call ale#test#SetFilename('../test-files/textlint/with_bin_path/foo.txt')
 
   AssertLinter
-  \ ale#path#Simplify(g:dir . '/textlint_paths/with_bin_path/node_modules/.bin/textlint'),
-  \ ale#Escape(ale#path#Simplify(g:dir . '/textlint_paths/with_bin_path/node_modules/.bin/textlint'))
+  \ ale#path#Simplify(g:dir . '/../test-files/textlint/with_bin_path/node_modules/.bin/textlint'),
+  \ ale#Escape(ale#path#Simplify(g:dir . '/../test-files/textlint/with_bin_path/node_modules/.bin/textlint'))
   \   . ' -f json --stdin --stdin-filename %s'
 
 Execute(The local executable from textlint/bin should be used if available):
-  call ale#test#SetFilename('textlint_paths/with_textlint_bin_path/foo.txt')
+  call ale#test#SetFilename('../test-files/textlint/with_textlint_bin_path/foo.txt')
 
   if has('win32')
     AssertLinter
-    \ ale#path#Simplify(g:dir . '/textlint_paths/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'),
-    \ ale#Escape('node.exe') . ' ' . ale#Escape(ale#path#Simplify(g:dir . '/textlint_paths/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'))
+    \ ale#path#Simplify(g:dir . '/../test-files/textlint/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'),
+    \ ale#Escape('node.exe') . ' ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/textlint/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'))
     \   . ' -f json --stdin --stdin-filename %s'
   else
     AssertLinter
-    \ ale#path#Simplify(g:dir . '/textlint_paths/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'),
-    \ ale#Escape(ale#path#Simplify(g:dir . '/textlint_paths/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'))
+    \ ale#path#Simplify(g:dir . '/../test-files/textlint/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'),
+    \ ale#Escape(ale#path#Simplify(g:dir . '/../test-files/textlint/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'))
     \   . ' -f json --stdin --stdin-filename %s'
   endif
diff --git a/test/command_callback/test_ruby_solargraph.vader b/test/command_callback/test_ruby_solargraph.vader
index c6aee271..e909049b 100644
--- a/test/command_callback/test_ruby_solargraph.vader
+++ b/test/command_callback/test_ruby_solargraph.vader
@@ -15,28 +15,28 @@ Execute(command callback executable can be overridden):
   AssertLinter 'foobar', ale#Escape('foobar') . ' stdio'
 
 Execute(should set solargraph for rails app):
-  call ale#test#SetFilename('../ruby_fixtures/valid_rails_app/app/models/thing.rb')
+  call ale#test#SetFilename('../test-files/ruby/valid_rails_app/app/models/thing.rb')
   AssertLSPLanguage 'ruby'
   AssertLSPOptions {}
-  AssertLSPProject ale#path#Simplify(g:dir . 'command_callback/../ruby_fixtures/valid_rails_app')
+  AssertLSPProject ale#path#Simplify(g:dir . 'command_callback/../test-files/ruby/valid_rails_app')
 
 Execute(should set solargraph for ruby app1):
-  call ale#test#SetFilename('../ruby_fixtures/valid_ruby_app1/lib/file.rb')
+  call ale#test#SetFilename('../test-files/ruby/valid_ruby_app1/lib/file.rb')
   AssertLSPLanguage 'ruby'
   AssertLSPOptions {}
-  AssertLSPProject ale#path#Simplify(g:dir . 'command_callback/../ruby_fixtures/valid_ruby_app1')
+  AssertLSPProject ale#path#Simplify(g:dir . 'command_callback/../test-files/ruby/valid_ruby_app1')
 
 Execute(should set solargraph for ruby app2):
-  call ale#test#SetFilename('../ruby_fixtures/valid_ruby_app2/lib/file.rb')
+  call ale#test#SetFilename('../test-files/ruby/valid_ruby_app2/lib/file.rb')
   AssertLSPLanguage 'ruby'
   AssertLSPOptions {}
-  AssertLSPProject ale#path#Simplify(g:dir . 'command_callback/../ruby_fixtures/valid_ruby_app2')
+  AssertLSPProject ale#path#Simplify(g:dir . 'command_callback/../test-files/ruby/valid_ruby_app2')
 
 Execute(should set solargraph for ruby app3):
-  call ale#test#SetFilename('../ruby_fixtures/valid_ruby_app3/lib/file.rb')
+  call ale#test#SetFilename('../test-files/ruby/valid_ruby_app3/lib/file.rb')
   AssertLSPLanguage 'ruby'
   AssertLSPOptions {}
-  AssertLSPProject ale#path#Simplify(g:dir . 'command_callback/../ruby_fixtures/valid_ruby_app3')
+  AssertLSPProject ale#path#Simplify(g:dir . 'command_callback/../test-files/ruby/valid_ruby_app3')
 
 Execute(should accept initialization options):
   AssertLSPOptions {}
diff --git a/test/command_callback/test_rust_analyzer_callbacks.vader b/test/command_callback/test_rust_analyzer_callbacks.vader
index efab1378..82a3adfb 100644
--- a/test/command_callback/test_rust_analyzer_callbacks.vader
+++ b/test/command_callback/test_rust_analyzer_callbacks.vader
@@ -10,9 +10,9 @@ Execute(The default executable path should be correct):
 Execute(The project root should be detected correctly):
   AssertLSPProject ''
 
-  call ale#test#SetFilename('rust-rls-project/test.rs')
+  call ale#test#SetFilename('../test-files/rust/test.rs')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/rust-rls-project')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/rust')
 
 Execute(Should accept configuration settings):
   AssertLSPConfig {}
diff --git a/test/command_callback/test_rust_rls_callbacks.vader b/test/command_callback/test_rust_rls_callbacks.vader
index ec8c8811..9ca25619 100644
--- a/test/command_callback/test_rust_rls_callbacks.vader
+++ b/test/command_callback/test_rust_rls_callbacks.vader
@@ -20,9 +20,9 @@ Execute(The toolchain should be ommitted if not given):
 Execute(The project root should be detected correctly):
   AssertLSPProject ''
 
-  call ale#test#SetFilename('rust-rls-project/test.rs')
+  call ale#test#SetFilename('../test-files/rust/test.rs')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/rust-rls-project')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/rust')
 
 Execute(Should accept configuration settings):
   AssertLSPConfig {}
diff --git a/test/command_callback/test_rustc_command_callback.vader b/test/command_callback/test_rustc_command_callback.vader
index f765e725..4bceb180 100644
--- a/test/command_callback/test_rustc_command_callback.vader
+++ b/test/command_callback/test_rustc_command_callback.vader
@@ -13,9 +13,9 @@ Execute(The options should be configurable):
   AssertLinter 'rustc', 'rustc --error-format=json --foo -'
 
 Execute(Some default paths should be included when the project is a Cargo project):
-  call ale#test#SetFilename('cargo_paths/test.rs')
+  call ale#test#SetFilename('../test-files/cargo/test.rs')
 
   AssertLinter 'rustc', 'rustc --error-format=json -Z no-codegen'
-  \   . ' -L ' . ale#Escape(ale#path#GetAbsPath(g:dir,  'cargo_paths/target/debug/deps'))
-  \   . ' -L ' . ale#Escape(ale#path#GetAbsPath(g:dir, 'cargo_paths/target/release/deps'))
+  \   . ' -L ' . ale#Escape(ale#path#GetAbsPath(g:dir,  '../test-files/cargo/target/debug/deps'))
+  \   . ' -L ' . ale#Escape(ale#path#GetAbsPath(g:dir, '../test-files/cargo/target/release/deps'))
   \   . ' -'
diff --git a/test/command_callback/test_sass_sasslint_command_callback.vader b/test/command_callback/test_sass_sasslint_command_callback.vader
index 9b9bf906..87f0c8ad 100644
--- a/test/command_callback/test_sass_sasslint_command_callback.vader
+++ b/test/command_callback/test_sass_sasslint_command_callback.vader
@@ -7,11 +7,11 @@ After:
   call ale#assert#TearDownLinterTest()
 
 Execute(should default to source, bin/sass-lint.js):
-  call ale#test#SetFilename('sasslint-test-files/with-source/test.sass')
+  call ale#test#SetFilename('../test-files/sasslint/with-source/test.sass')
 
   let b:executable = ale#path#Simplify(
   \   g:dir
-  \   . '/sasslint-test-files/with-source/node_modules/sass-lint/bin/sass-lint.js'
+  \   . '/../test-files/sasslint/with-source/node_modules/sass-lint/bin/sass-lint.js'
   \)
 
   AssertLinter b:executable,
@@ -20,11 +20,11 @@ Execute(should default to source, bin/sass-lint.js):
   \   . ' -v -q -f compact %t'
 
 Execute(should fallback to bin, .bin/sass-lint):
-  call ale#test#SetFilename('sasslint-test-files/with-bin/test.sass')
+  call ale#test#SetFilename('../test-files/sasslint/with-bin/test.sass')
 
   let b:executable = ale#path#Simplify(
   \   g:dir
-  \   . '/sasslint-test-files/with-bin/node_modules/.bin/sass-lint'
+  \   . '/../test-files/sasslint/with-bin/node_modules/.bin/sass-lint'
   \)
 
   AssertLinter b:executable, ale#Escape(b:executable) . ' -v -q -f compact %t'
diff --git a/test/command_callback/test_scala_metals.vader b/test/command_callback/test_scala_metals.vader
index 70e14c1a..f5733ddc 100644
--- a/test/command_callback/test_scala_metals.vader
+++ b/test/command_callback/test_scala_metals.vader
@@ -7,13 +7,13 @@ Before:
 After:
   call ale#assert#TearDownLinterTest()
 Execute(should set metals for sbt project with build.sbt):
-  call ale#test#SetFilename('../scala_fixtures/valid_sbt_project/Main.scala')
+  call ale#test#SetFilename('../test-files/scala/valid_sbt_project/Main.scala')
   AssertLSPLanguage 'scala'
   AssertLSPOptions {}
   AssertLSPConfig {}
-  AssertLSPProject ale#path#Simplify(g:dir . 'command_callback/../scala_fixtures/valid_sbt_project')
+  AssertLSPProject ale#path#Simplify(g:dir . 'command_callback/../test-files/scala/valid_sbt_project')
 Execute(should not set metals for sbt project without build.sbt):
-  call ale#test#SetFilename('../scala_fixtures/invalid_sbt_project/Main.scala')
+  call ale#test#SetFilename('../test-files/scala/invalid_sbt_project/Main.scala')
   AssertLSPLanguage 'scala'
   AssertLSPOptions {}
   AssertLSPConfig {}
diff --git a/test/command_callback/test_scala_sbtserver.vader b/test/command_callback/test_scala_sbtserver.vader
index 1c7d8472..a20c424e 100644
--- a/test/command_callback/test_scala_sbtserver.vader
+++ b/test/command_callback/test_scala_sbtserver.vader
@@ -6,14 +6,14 @@ Before:
 After:
   call ale#assert#TearDownLinterTest()
 Execute(should set sbtserver for sbt project with build.sbt):
-  call ale#test#SetFilename('../scala_fixtures/valid_sbt_project/Main.scala')
+  call ale#test#SetFilename('../test-files/scala/valid_sbt_project/Main.scala')
   AssertLSPLanguage 'scala'
   AssertLSPOptions {}
   AssertLSPConfig {}
-  AssertLSPProject ale#path#Simplify(g:dir . 'command_callback/../scala_fixtures/valid_sbt_project')
+  AssertLSPProject ale#path#Simplify(g:dir . 'command_callback/../test-files/scala/valid_sbt_project')
   AssertLSPAddress '127.0.0.1:4273'
 Execute(should not set sbtserver for sbt project without build.sbt):
-  call ale#test#SetFilename('../scala_fixtures/invalid_sbt_project/Main.scala')
+  call ale#test#SetFilename('../test-files/scala/invalid_sbt_project/Main.scala')
   AssertLSPLanguage 'scala'
   AssertLSPOptions {}
   AssertLSPConfig {}
diff --git a/test/command_callback/test_scss_sasslint_command_callback.vader b/test/command_callback/test_scss_sasslint_command_callback.vader
index 1695190a..839761c2 100644
--- a/test/command_callback/test_scss_sasslint_command_callback.vader
+++ b/test/command_callback/test_scss_sasslint_command_callback.vader
@@ -7,11 +7,11 @@ After:
   call ale#assert#TearDownLinterTest()
 
 Execute(should default to source, bin/sass-lint.js):
-  call ale#test#SetFilename('sasslint-test-files/with-source/test.scss')
+  call ale#test#SetFilename('../test-files/sasslint/with-source/test.scss')
 
   let b:executable = ale#path#Simplify(
   \   g:dir
-  \   . '/sasslint-test-files/with-source/node_modules/sass-lint/bin/sass-lint.js'
+  \   . '/../test-files/sasslint/with-source/node_modules/sass-lint/bin/sass-lint.js'
   \)
 
   AssertLinter b:executable,
@@ -20,11 +20,11 @@ Execute(should default to source, bin/sass-lint.js):
   \   . ' -v -q -f compact %t'
 
 Execute(should fallback to bin, .bin/sass-lint):
-  call ale#test#SetFilename('sasslint-test-files/with-bin/test.scss')
+  call ale#test#SetFilename('../test-files/sasslint/with-bin/test.scss')
 
   let b:executable = ale#path#Simplify(
   \   g:dir
-  \   . '/sasslint-test-files/with-bin/node_modules/.bin/sass-lint'
+  \   . '/../test-files/sasslint/with-bin/node_modules/.bin/sass-lint'
   \)
 
   AssertLinter b:executable, ale#Escape(b:executable) . ' -v -q -f compact %t'
diff --git a/test/command_callback/test_scss_stylelint_command_callback.vader b/test/command_callback/test_scss_stylelint_command_callback.vader
index 9c3a02d8..5a1e71c6 100644
--- a/test/command_callback/test_scss_stylelint_command_callback.vader
+++ b/test/command_callback/test_scss_stylelint_command_callback.vader
@@ -7,11 +7,11 @@ After:
   call ale#assert#TearDownLinterTest()
 
 Execute(node_modules directories should be discovered):
-  call ale#test#SetFilename('stylelint_paths/nested/testfile.scss')
+  call ale#test#SetFilename('../test-files/stylelint/nested/testfile.scss')
 
   let b:executable = ale#path#Simplify(
   \   g:dir
-  \   . '/stylelint_paths/node_modules/.bin/stylelint'
+  \   . '/../test-files/stylelint/node_modules/.bin/stylelint'
   \)
 
   AssertLinter b:executable, ale#Escape(b:executable) . '  --stdin-filename %s'
@@ -20,7 +20,7 @@ Execute(The global override should work):
   let b:ale_scss_stylelint_executable = 'foobar'
   let b:ale_scss_stylelint_use_global = 1
 
-  call ale#test#SetFilename('stylelint_paths/nested/testfile.scss')
+  call ale#test#SetFilename('../test-files/stylelint/nested/testfile.scss')
 
   AssertLinter 'foobar', ale#Escape('foobar') . '  --stdin-filename %s'
 
diff --git a/test/command_callback/test_slimlint_command_callback.vader b/test/command_callback/test_slimlint_command_callback.vader
index 3522c2fa..33df9ac0 100644
--- a/test/command_callback/test_slimlint_command_callback.vader
+++ b/test/command_callback/test_slimlint_command_callback.vader
@@ -9,11 +9,11 @@ Execute(The default command should be correct):
   AssertLinter 'slim-lint', 'slim-lint %t'
 
 Execute(The command should have the .rubocop.yml prepended as an env var if one exists):
-  call ale#test#SetFilename('../slimlint-test-files/subdir/file.slim')
+  call ale#test#SetFilename('../test-files/slimlint/subdir/file.slim')
 
   AssertLinter 'slim-lint',
   \ ale#Env(
   \   'SLIM_LINT_RUBOCOP_CONF',
-  \   ale#path#Simplify(g:dir . '/../slimlint-test-files/.rubocop.yml')
+  \   ale#path#Simplify(g:dir . '/../test-files/slimlint/.rubocop.yml')
   \ )
   \ . 'slim-lint %t'
diff --git a/test/command_callback/test_spectral_command_callback.vader b/test/command_callback/test_spectral_command_callback.vader
index ed3795b9..cfcf0987 100644
--- a/test/command_callback/test_spectral_command_callback.vader
+++ b/test/command_callback/test_spectral_command_callback.vader
@@ -23,9 +23,9 @@ Execute(The yaml spectral command callback should allow a global installation to
   \   . ' lint --ignore-unknown-format -q -f text %t'
 
 Execute(The yaml spectral command callback should allow a local installation to be used):
-  call ale#test#SetFilename('spectral_paths/openapi.yaml')
+  call ale#test#SetFilename('../test-files/spectral/openapi.yaml')
 
   AssertLinter
-  \ ale#path#Simplify(g:dir . '/spectral_paths/node_modules/.bin/spectral'),
-  \ ale#Escape(ale#path#Simplify(g:dir . '/spectral_paths/node_modules/.bin/spectral'))
+  \ ale#path#Simplify(g:dir . '/../test-files/spectral/node_modules/.bin/spectral'),
+  \ ale#Escape(ale#path#Simplify(g:dir . '/../test-files/spectral/node_modules/.bin/spectral'))
   \   . ' lint --ignore-unknown-format -q -f text %t'
diff --git a/test/command_callback/test_standard_command_callback.vader b/test/command_callback/test_standard_command_callback.vader
index a47e2ec9..4722cd4a 100644
--- a/test/command_callback/test_standard_command_callback.vader
+++ b/test/command_callback/test_standard_command_callback.vader
@@ -7,11 +7,11 @@ After:
   call ale#assert#TearDownLinterTest()
 
 Execute(bin/cmd.js paths should be preferred):
-  call ale#test#SetFilename('standard-test-files/with-cmd/testfile.js')
+  call ale#test#SetFilename('../test-files/standard/with-cmd/testfile.js')
 
   let b:executable = ale#path#Simplify(
   \   g:dir
-  \   . '/standard-test-files/with-cmd/node_modules/standard/bin/cmd.js'
+  \   . '/../test-files/standard/with-cmd/node_modules/standard/bin/cmd.js'
   \)
 
   AssertLinter b:executable,
@@ -20,11 +20,11 @@ Execute(bin/cmd.js paths should be preferred):
   \   . ' --stdin %s'
 
 Execute(.bin directories should be used too):
-  call ale#test#SetFilename('standard-test-files/with-bin/testfile.js')
+  call ale#test#SetFilename('../test-files/standard/with-bin/testfile.js')
 
   let b:executable = ale#path#Simplify(
   \   g:dir
-  \   . '/standard-test-files/with-bin/node_modules/.bin/standard'
+  \   . '/../test-files/standard/with-bin/node_modules/.bin/standard'
   \)
 
   AssertLinter b:executable, ale#Escape(b:executable) . ' --stdin %s'
diff --git a/test/command_callback/test_standardts_command_callback.vader b/test/command_callback/test_standardts_command_callback.vader
index d769e712..33ca8b25 100644
--- a/test/command_callback/test_standardts_command_callback.vader
+++ b/test/command_callback/test_standardts_command_callback.vader
@@ -7,11 +7,11 @@ After:
   call ale#assert#TearDownLinterTest()
 
 Execute(bin/cmd.js paths should be preferred):
-  call ale#test#SetFilename('standard-test-files/with-cmd/testfile.js')
+  call ale#test#SetFilename('../test-files/standard/with-cmd/testfile.js')
 
   let b:executable = ale#path#Simplify(
   \   g:dir
-  \   . '/standard-test-files/with-cmd/node_modules/standard/bin/cmd.js'
+  \   . '/../test-files/standard/with-cmd/node_modules/standard/bin/cmd.js'
   \)
 
   AssertLinter b:executable,
@@ -20,11 +20,11 @@ Execute(bin/cmd.js paths should be preferred):
   \   . ' --stdin %s'
 
 Execute(.bin directories should be used too):
-  call ale#test#SetFilename('standard-test-files/with-bin/testfile.js')
+  call ale#test#SetFilename('../test-files/standard/with-bin/testfile.js')
 
   let b:executable = ale#path#Simplify(
   \   g:dir
-  \   . '/standard-test-files/with-bin/node_modules/.bin/standard'
+  \   . '/../test-files/standard/with-bin/node_modules/.bin/standard'
   \)
 
   AssertLinter b:executable, ale#Escape(b:executable) . ' --stdin %s'
diff --git a/test/command_callback/test_sugarss_stylelint_command_callback.vader b/test/command_callback/test_sugarss_stylelint_command_callback.vader
index 448436fb..ba42eaf8 100644
--- a/test/command_callback/test_sugarss_stylelint_command_callback.vader
+++ b/test/command_callback/test_sugarss_stylelint_command_callback.vader
@@ -7,11 +7,11 @@ After:
   call ale#assert#TearDownLinterTest()
 
 Execute(node_modules directories should be discovered):
-  call ale#test#SetFilename('stylelint_paths/nested/testfile.sss')
+  call ale#test#SetFilename('../test-files/stylelint/nested/testfile.sss')
 
   let b:executable = ale#path#Simplify(
   \   g:dir
-  \   . '/stylelint_paths/node_modules/.bin/stylelint'
+  \   . '/../test-files/stylelint/node_modules/.bin/stylelint'
   \)
 
   AssertLinter b:executable, ale#Escape(b:executable) . '  --syntax=sugarss --stdin-filename %s'
@@ -20,7 +20,7 @@ Execute(The global override should work):
   let b:ale_sugarss_stylelint_executable = 'foobar'
   let b:ale_sugarss_stylelint_use_global = 1
 
-  call ale#test#SetFilename('stylelint_paths/nested/testfile.sss')
+  call ale#test#SetFilename('../test-files/stylelint/nested/testfile.sss')
 
   AssertLinter 'foobar', ale#Escape('foobar') . '  --syntax=sugarss --stdin-filename %s'
 
diff --git a/test/command_callback/test_swaglint_command_callback.vader b/test/command_callback/test_swaglint_command_callback.vader
index 68fb1406..98f0c594 100644
--- a/test/command_callback/test_swaglint_command_callback.vader
+++ b/test/command_callback/test_swaglint_command_callback.vader
@@ -21,9 +21,9 @@ Execute(The yaml swaglint command callback should allow a global installation to
   \ ale#Escape('/usr/local/bin/swaglint') . ' -r compact --stdin'
 
 Execute(The yaml swaglint command callback should allow a local installation to be used):
-  call ale#test#SetFilename('swaglint_paths/docs/swagger.yaml')
+  call ale#test#SetFilename('../test-files/swaglint/docs/swagger.yaml')
 
   AssertLinter
-  \ ale#path#Simplify(g:dir . '/swaglint_paths/node_modules/.bin/swaglint'),
-  \ ale#Escape(ale#path#Simplify(g:dir . '/swaglint_paths/node_modules/.bin/swaglint'))
+  \ ale#path#Simplify(g:dir . '/../test-files/swaglint/node_modules/.bin/swaglint'),
+  \ ale#Escape(ale#path#Simplify(g:dir . '/../test-files/swaglint/node_modules/.bin/swaglint'))
   \   . ' -r compact --stdin'
diff --git a/test/command_callback/test_swift_sourcekitlsp_command_callbacks.vader b/test/command_callback/test_swift_sourcekitlsp_command_callbacks.vader
index 4611c6de..1040d590 100644
--- a/test/command_callback/test_swift_sourcekitlsp_command_callbacks.vader
+++ b/test/command_callback/test_swift_sourcekitlsp_command_callbacks.vader
@@ -5,12 +5,12 @@ After:
   call ale#assert#TearDownLinterTest()
 
 Execute(The default executable path should be correct):
-  call ale#test#SetFilename('../swift-test-files/swift-package-project/src/folder/dummy.swift')
+  call ale#test#SetFilename('../test-files/swift/swift-package-project/src/folder/dummy.swift')
 
   AssertLinter 'sourcekit-lsp', ale#Escape('sourcekit-lsp')
 
 Execute(Should let users configure a global executable and override local paths):
-  call ale#test#SetFilename('../swift-test-files/swift-package-project/src/folder/dummy.swift')
+  call ale#test#SetFilename('../test-files/swift/swift-package-project/src/folder/dummy.swift')
 
   let g:ale_sourcekit_lsp_executable = '/path/to/custom/sourcekitlsp'
 
diff --git a/test/command_callback/test_swift_swiftformat_command_callbacks.vader b/test/command_callback/test_swift_swiftformat_command_callbacks.vader
index 7be20bf7..9f6ee62e 100644
--- a/test/command_callback/test_swift_swiftformat_command_callbacks.vader
+++ b/test/command_callback/test_swift_swiftformat_command_callbacks.vader
@@ -5,19 +5,19 @@ After:
   call ale#assert#TearDownLinterTest()
 
 Execute(Should use default command when not in a swift package):
-  call ale#test#SetFilename('../swift-test-files/non-swift-package-project/src/folder/dummy.swift')
+  call ale#test#SetFilename('../test-files/swift/non-swift-package-project/src/folder/dummy.swift')
 
   AssertLinter 'swift-format',
   \ ale#Escape('swift-format') . ' --mode lint %t'
 
 Execute(Should use swift run when in a swift package):
-  call ale#test#SetFilename('../swift-test-files/swift-package-project/src/folder/dummy.swift')
+  call ale#test#SetFilename('../test-files/swift/swift-package-project/src/folder/dummy.swift')
 
   AssertLinter 'swift',
   \ ale#Escape('swift') . ' run swift-format --mode lint %t'
 
 Execute(Should let users configure a global executable and override local paths):
-  call ale#test#SetFilename('../swift-test-files/swift-package-project/src/folder/dummy.swift')
+  call ale#test#SetFilename('../test-files/swift/swift-package-project/src/folder/dummy.swift')
 
   let g:ale_swift_swiftformat_executable = '/path/to/custom/swift-format'
 
diff --git a/test/command_callback/test_swiftlint_command_callback.vader b/test/command_callback/test_swiftlint_command_callback.vader
new file mode 100644
index 00000000..d2442b0a
--- /dev/null
+++ b/test/command_callback/test_swiftlint_command_callback.vader
@@ -0,0 +1,43 @@
+Before:
+  call ale#assert#SetUpLinterTest('swift', 'swiftlint')
+
+After:
+  call ale#assert#TearDownLinterTest()
+
+Execute(Global installation should be the default executable):
+  call ale#test#SetFilename('../test-files/swiftlint/global/testfile.swift')
+
+  AssertEqual
+  \ 'swiftlint',
+  \ ale_linters#swift#swiftlint#GetExecutable(bufnr(''))
+
+Execute(React Native apps using CocoaPods should take precedence over the default executable):
+  call ale#test#SetFilename('../test-files/swiftlint/react-native/testfile.swift')
+
+  AssertEqual
+  \ tolower(ale#test#GetFilename('../test-files/swiftlint/react-native/ios/Pods/SwiftLint/swiftlint')),
+  \ tolower(ale_linters#swift#swiftlint#GetExecutable(bufnr('')))
+
+Execute(CocoaPods installation should take precedence over the default executable):
+  call ale#test#SetFilename('../test-files/swiftlint/cocoapods/testfile.swift')
+
+  AssertEqual
+  \ tolower(ale#test#GetFilename('../test-files/swiftlint/cocoapods/Pods/SwiftLint/swiftlint')),
+  \ tolower(ale_linters#swift#swiftlint#GetExecutable(bufnr('')))
+
+Execute(Top level CocoaPods installation should take precedence over React Native installation):
+  call ale#test#SetFilename('../test-files/swiftlint/cocoapods-and-react-native/testfile.swift')
+
+  AssertEqual
+  \ tolower(ale#test#GetFilename('../test-files/swiftlint/cocoapods-and-react-native/Pods/SwiftLint/swiftlint')),
+  \ tolower(ale_linters#swift#swiftlint#GetExecutable(bufnr('')))
+
+Execute(use-global should override other versions):
+  let g:ale_swift_swiftlint_use_global = 1
+  let g:ale_swift_swiftlint_executable = 'swiftlint_d'
+
+  call ale#test#SetFilename('../test-files/swiftlint/cocoapods-and-react-native/testfile.swift')
+
+  AssertEqual
+  \ 'swiftlint_d',
+  \ ale_linters#swift#swiftlint#GetExecutable(bufnr(''))
diff --git a/test/command_callback/test_terraform_ls_command_callback.vader b/test/command_callback/test_terraform_ls_command_callback.vader
index d559ba8c..9f7d3450 100644
--- a/test/command_callback/test_terraform_ls_command_callback.vader
+++ b/test/command_callback/test_terraform_ls_command_callback.vader
@@ -45,7 +45,7 @@ Execute(Should return current directory if it contains .terraform directory):
   AssertLSPProject g:dir
 
 Execute(Should return nearest directory with .terraform if found in parent directory):
-  call ale#test#SetFilename('../terraform_files/main.tf')
+  call ale#test#SetFilename('../test-files/terraform/main.tf')
 
   let b:parent_dir = ale#path#Simplify(g:dir . '/..')
   let b:tf_dir = b:parent_dir . '/.terraform'
diff --git a/test/command_callback/test_terraform_lsp_command_callback.vader b/test/command_callback/test_terraform_lsp_command_callback.vader
index 7a491d54..a292fca0 100644
--- a/test/command_callback/test_terraform_lsp_command_callback.vader
+++ b/test/command_callback/test_terraform_lsp_command_callback.vader
@@ -32,7 +32,7 @@ Execute(Should return current directory if it contains .terraform directory):
   AssertLSPProject g:dir
 
 Execute(Should return nearest directory with .terraform if found in parent directory):
-  call ale#test#SetFilename('../terraform_files/main.tf')
+  call ale#test#SetFilename('../test-files/terraform/main.tf')
 
   let b:parent_dir = ale#path#Simplify(g:dir . '/..')
   let b:tf_dir = b:parent_dir . '/.terraform'
diff --git a/test/command_callback/test_terraform_tflint_command_callback.vader b/test/command_callback/test_terraform_tflint_command_callback.vader
index 0cef0176..96811e81 100644
--- a/test/command_callback/test_terraform_tflint_command_callback.vader
+++ b/test/command_callback/test_terraform_tflint_command_callback.vader
@@ -19,10 +19,10 @@ Execute(Overriding options should work):
   AssertLinter 'fnord', ale#Escape('fnord') . ' --whatever -f json %t'
 
 Execute(Configuration files should be found):
-  call ale#test#SetFilename('../tflint-test-files/foo/bar.tf')
+  call ale#test#SetFilename('../test-files/tflint/foo/bar.tf')
 
   AssertLinter 'tflint',
   \ ale#Escape('tflint')
   \   . ' --config '
-  \   . ale#Escape(ale#path#Simplify(g:dir . '/../tflint-test-files/foo/.tflint.hcl'))
+  \   . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/tflint/foo/.tflint.hcl'))
   \   . ' -f json %t'
diff --git a/test/command_callback/test_tex_textlint_command_callbacks.vader b/test/command_callback/test_tex_textlint_command_callbacks.vader
index d1e2ab91..f99e0fd0 100644
--- a/test/command_callback/test_tex_textlint_command_callbacks.vader
+++ b/test/command_callback/test_tex_textlint_command_callbacks.vader
@@ -42,24 +42,24 @@ Execute(The options should be configurable):
   \ ale#Escape('textlint') . ' --something -f json --stdin --stdin-filename %s'
 
 Execute(The local executable from .bin should be used if available):
-  call ale#test#SetFilename('textlint_paths/with_bin_path/foo.txt')
+  call ale#test#SetFilename('../test-files/textlint/with_bin_path/foo.txt')
 
   AssertLinter
-  \ ale#path#Simplify(g:dir . '/textlint_paths/with_bin_path/node_modules/.bin/textlint'),
-  \ ale#Escape(ale#path#Simplify(g:dir . '/textlint_paths/with_bin_path/node_modules/.bin/textlint'))
+  \ ale#path#Simplify(g:dir . '/../test-files/textlint/with_bin_path/node_modules/.bin/textlint'),
+  \ ale#Escape(ale#path#Simplify(g:dir . '/../test-files/textlint/with_bin_path/node_modules/.bin/textlint'))
   \   . ' -f json --stdin --stdin-filename %s'
 
 Execute(The local executable from textlint/bin should be used if available):
-  call ale#test#SetFilename('textlint_paths/with_textlint_bin_path/foo.txt')
+  call ale#test#SetFilename('../test-files/textlint/with_textlint_bin_path/foo.txt')
 
   if has('win32')
     AssertLinter
-    \ ale#path#Simplify(g:dir . '/textlint_paths/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'),
-    \ ale#Escape('node.exe') . ' ' . ale#Escape(ale#path#Simplify(g:dir . '/textlint_paths/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'))
+    \ ale#path#Simplify(g:dir . '/../test-files/textlint/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'),
+    \ ale#Escape('node.exe') . ' ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/textlint/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'))
     \   . ' -f json --stdin --stdin-filename %s'
   else
     AssertLinter
-    \ ale#path#Simplify(g:dir . '/textlint_paths/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'),
-    \ ale#Escape(ale#path#Simplify(g:dir . '/textlint_paths/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'))
+    \ ale#path#Simplify(g:dir . '/../test-files/textlint/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'),
+    \ ale#Escape(ale#path#Simplify(g:dir . '/../test-files/textlint/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'))
     \   . ' -f json --stdin --stdin-filename %s'
   endif
diff --git a/test/command_callback/test_texlab_command_callbacks.vader b/test/command_callback/test_texlab_command_callbacks.vader
index c18793da..75fc2f25 100644
--- a/test/command_callback/test_texlab_command_callbacks.vader
+++ b/test/command_callback/test_texlab_command_callbacks.vader
@@ -14,10 +14,10 @@ Execute(The default executable path should be correct):
   AssertLinter 'texlab', ale#Escape('texlab')
 
 Execute(The project root should be detected correctly):
-  call ale#test#SetFilename('tex_paths/sample1.tex')
-  silent! call mkdir('tex_paths/.git')
+  call ale#test#SetFilename('../test-files/tex/sample1.tex')
+  silent! call mkdir('../test-files/tex/.git')
   
-  AssertLSPProject ale#path#Simplify(g:dir . '/tex_paths')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/tex')
 
 Execute(The executable should be configurable):
   let b:ale_tex_texlab_executable = 'foobar'
diff --git a/test/command_callback/test_textlint_command_callbacks.vader b/test/command_callback/test_textlint_command_callbacks.vader
index 794c7fde..6ec42b2d 100644
--- a/test/command_callback/test_textlint_command_callbacks.vader
+++ b/test/command_callback/test_textlint_command_callbacks.vader
@@ -42,24 +42,24 @@ Execute(The options should be configurable):
   \ ale#Escape('textlint') . ' --something -f json --stdin --stdin-filename %s'
 
 Execute(The local executable from .bin should be used if available):
-  call ale#test#SetFilename('textlint_paths/with_bin_path/foo.txt')
+  call ale#test#SetFilename('../test-files/textlint/with_bin_path/foo.txt')
 
   AssertLinter
-  \ ale#path#Simplify(g:dir . '/textlint_paths/with_bin_path/node_modules/.bin/textlint'),
-  \ ale#Escape(ale#path#Simplify(g:dir . '/textlint_paths/with_bin_path/node_modules/.bin/textlint'))
+  \ ale#path#Simplify(g:dir . '/../test-files/textlint/with_bin_path/node_modules/.bin/textlint'),
+  \ ale#Escape(ale#path#Simplify(g:dir . '/../test-files/textlint/with_bin_path/node_modules/.bin/textlint'))
   \   . ' -f json --stdin --stdin-filename %s'
 
 Execute(The local executable from textlint/bin should be used if available):
-  call ale#test#SetFilename('textlint_paths/with_textlint_bin_path/foo.txt')
+  call ale#test#SetFilename('../test-files/textlint/with_textlint_bin_path/foo.txt')
 
   if has('win32')
     AssertLinter
-    \ ale#path#Simplify(g:dir . '/textlint_paths/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'),
-    \ ale#Escape('node.exe') . ' ' . ale#Escape(ale#path#Simplify(g:dir . '/textlint_paths/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'))
+    \ ale#path#Simplify(g:dir . '/../test-files/textlint/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'),
+    \ ale#Escape('node.exe') . ' ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/textlint/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'))
     \   . ' -f json --stdin --stdin-filename %s'
   else
     AssertLinter
-    \ ale#path#Simplify(g:dir . '/textlint_paths/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'),
-    \ ale#Escape(ale#path#Simplify(g:dir . '/textlint_paths/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'))
+    \ ale#path#Simplify(g:dir . '/../test-files/textlint/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'),
+    \ ale#Escape(ale#path#Simplify(g:dir . '/../test-files/textlint/with_textlint_bin_path/node_modules/textlint/bin/textlint.js'))
     \   . ' -f json --stdin --stdin-filename %s'
   endif
diff --git a/test/command_callback/test_typescript_deno_lsp.vader b/test/command_callback/test_typescript_deno_lsp.vader
index 01cbc851..88b2e036 100644
--- a/test/command_callback/test_typescript_deno_lsp.vader
+++ b/test/command_callback/test_typescript_deno_lsp.vader
@@ -1,7 +1,7 @@
 Before:
   let g:ale_deno_unstable = 0
   let g:ale_deno_executable = 'deno'
-  let g:ale_deno_project_root = ''
+  let g:ale_deno_lsp_project_root = ''
 
   runtime autoload/ale/handlers/deno.vim
   call ale#assert#SetUpLinterTest('typescript', 'deno')
@@ -10,9 +10,6 @@ After:
   call ale#assert#TearDownLinterTest()
 
 Execute(Should set deno lsp for TypeScript projects using stable Deno API):
-  AssertLSPLanguage 'typescript'
-  AssertLSPConfig {}
-  AssertLSPProject ale#path#Simplify(g:dir . '/../..')
   AssertLSPOptions {
   \   'enable': v:true,
   \   'lint': v:true,
@@ -21,9 +18,7 @@ Execute(Should set deno lsp for TypeScript projects using stable Deno API):
 
 Execute(Should set deno lsp using unstable Deno API if enabled by user):
   let g:ale_deno_unstable = 1
-  AssertLSPLanguage 'typescript'
-  AssertLSPConfig {}
-  AssertLSPProject ale#path#Simplify(g:dir . '/../..')
+
   AssertLSPOptions {
   \   'enable': v:true,
   \   'lint': v:true,
@@ -31,30 +26,18 @@ Execute(Should set deno lsp using unstable Deno API if enabled by user):
   \}
 
 Execute(Should find project root containing tsconfig.json):
-  call ale#test#SetFilename('../typescript/test.ts')
+  call ale#test#SetFilename('../test-files/typescript/test.ts')
+
   AssertLSPLanguage 'typescript'
-  AssertLSPConfig {}
-  AssertLSPProject ale#path#Simplify(g:dir . '/../typescript')
-  AssertLSPOptions {
-  \   'enable': v:true,
-  \   'lint': v:true,
-  \   'unstable': v:false
-  \}
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/typescript')
 
 Execute(Should use user-specified project root):
   let g:ale_deno_lsp_project_root = '/'
 
-  call ale#test#SetFilename('../typescript/test.ts')
+  call ale#test#SetFilename('../test-files/typescript/test.ts')
+
   AssertLSPLanguage 'typescript'
-  AssertLSPConfig {}
   AssertLSPProject '/'
-  AssertLSPOptions {
-  \   'enable': v:true,
-  \   'lint': v:true,
-  \   'unstable': v:false
-  \}
 
 Execute(Check Deno LSP command):
-  AssertLinter 'deno', [
-  \ ale#Escape('deno') . ' lsp',
-  \]
+  AssertLinter 'deno', ale#Escape('deno') . ' lsp'
diff --git a/test/command_callback/test_vim_vimls.vader b/test/command_callback/test_vim_vimls.vader
index ab12b637..47826a1a 100644
--- a/test/command_callback/test_vim_vimls.vader
+++ b/test/command_callback/test_vim_vimls.vader
@@ -15,17 +15,17 @@ Execute(should set correct defaults):
   AssertLinter 'vim-language-server', ale#Escape('vim-language-server') . ' --stdio'
 
 Execute(should set correct LSP values):
-  call ale#test#SetFilename('vim_fixtures/path_with_autoload/test.vim')
+  call ale#test#SetFilename('../test-files/vim/path_with_autoload/test.vim')
   AssertLSPLanguage 'vim'
   AssertLSPOptions {}
   AssertLSPConfig {}
-  AssertLSPProject ale#path#Simplify(g:dir . '/vim_fixtures/path_with_autoload')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/vim/path_with_autoload')
 
 Execute(should set correct project for .git/):
   let b:parent_dir = ale#path#Simplify(g:dir . '/..')
   let b:git_dir = b:parent_dir . '/.git'
 
-  call ale#test#SetFilename('vim_fixtures/test.vim')
+  call ale#test#SetFilename('../test-files/vim/test.vim')
 
   if !isdirectory(b:git_dir)
     call mkdir(b:git_dir)
@@ -37,9 +37,9 @@ Execute(should set correct project for .git/):
   unlet! b:git_dir
 
 Execute(should set correct project for plugin/):
-  call ale#test#SetFilename('vim_fixtures/path_with_plugin/test.vim')
+  call ale#test#SetFilename('../test-files/vim/path_with_plugin/test.vim')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/vim_fixtures/path_with_plugin')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/vim/path_with_plugin')
 
 Execute(should accept configuration settings):
   AssertLSPConfig {}
@@ -48,24 +48,24 @@ Execute(should accept configuration settings):
   AssertLSPConfig {'vim': {'foobar': v:true}}
 
 Execute(should set correct project for .vimrc):
-  call ale#test#SetFilename('vim_fixtures/path_with_vimrc/.vimrc')
+  call ale#test#SetFilename('../test-files/vim/path_with_vimrc/.vimrc')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/vim_fixtures/path_with_vimrc')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/vim/path_with_vimrc')
 
 Execute(should set correct project for init.vim):
-  call ale#test#SetFilename('vim_fixtures/path_with_initvim/init.vim')
+  call ale#test#SetFilename('../test-files/vim/path_with_initvim/init.vim')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/vim_fixtures/path_with_initvim')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/vim/path_with_initvim')
 
 Execute(should use the local executable when available):
-  call ale#test#SetFilename('vim_fixtures/file.vim')
+  call ale#test#SetFilename('../test-files/vim/file.vim')
 
-  AssertLinter ale#path#Simplify(g:dir . '/vim_fixtures/node_modules/.bin/vim-language-server'),
-  \ ale#Escape(ale#path#Simplify(g:dir . '/vim_fixtures/node_modules/.bin/vim-language-server')) . ' --stdio'
+  AssertLinter ale#path#Simplify(g:dir . '/../test-files/vim/node_modules/.bin/vim-language-server'),
+  \ ale#Escape(ale#path#Simplify(g:dir . '/../test-files/vim/node_modules/.bin/vim-language-server')) . ' --stdio'
 
 Execute(should let the global executable to be used):
   let g:ale_vim_vimls_use_global = 1
-  call ale#test#SetFilename('vim_fixtures/file.vim')
+  call ale#test#SetFilename('../test-files/vim/file.vim')
 
   AssertLinter 'vim-language-server',
   \ ale#Escape('vim-language-server') . ' --stdio'
diff --git a/test/command_callback/test_vulture_command_callback.vader b/test/command_callback/test_vulture_command_callback.vader
index 41a70045..74709c9e 100644
--- a/test/command_callback/test_vulture_command_callback.vader
+++ b/test/command_callback/test_vulture_command_callback.vader
@@ -15,9 +15,9 @@ Execute(The vulture command callback should lint file directory by default):
   AssertLinter 'vulture', ale#Escape('vulture') . '  .'
 
 Execute(The vulture command callback should lint project root, when present):
-  call ale#test#SetFilename('python_paths/no_virtualenv/subdir/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/no_virtualenv/subdir/foo/bar.py')
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/python_paths/no_virtualenv/subdir')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/python/no_virtualenv/subdir')
   AssertLinter 'vulture', ale#Escape('vulture') . '  .'
 
 Execute(The option for disabling change directory works and only lints file):
@@ -37,17 +37,17 @@ Execute(The vulture command callback should let you set options):
   AssertLinter 'vulture', ale#Escape('vulture') . ' --some-option .'
 
 Execute(The vulture command callback should detect virtualenv directories and switch to the project root):
-  call ale#test#SetFilename('python_paths/with_virtualenv/subdir/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/with_virtualenv/subdir/foo/bar.py')
 
   let b:executable = ale#path#Simplify(
-  \ g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/vulture'
+  \ g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/vulture'
   \)
 
-  AssertLinterCwd ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/subdir')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/subdir')
   AssertLinter b:executable, ale#Escape(b:executable) . '  .'
 
 Execute(You should able able to use the global vulture instead):
-  call ale#test#SetFilename('python_paths/with_virtualenv/subdir/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/with_virtualenv/subdir/foo/bar.py')
   let g:ale_python_vulture_use_global = 1
 
   AssertLinter 'vulture', ale#Escape('vulture') . '  .'
diff --git a/test/command_callback/test_write_good_command_callback.vader b/test/command_callback/test_write_good_command_callback.vader
index 9ffa39bd..8958dd6a 100644
--- a/test/command_callback/test_write_good_command_callback.vader
+++ b/test/command_callback/test_write_good_command_callback.vader
@@ -30,24 +30,24 @@ Execute(The options should be used in the command):
   \ ale#Escape('write-good') . ' --foo --bar %t',
 
 Execute(Should use the node_modules/.bin executable, if available):
-  call ale#test#SetFilename('write-good-node-modules/test.txt')
+  call ale#test#SetFilename('../test-files/write-good/node-modules/test.txt')
 
   AssertLinter
-  \ ale#path#Simplify(g:dir . '/write-good-node-modules/node_modules/.bin/write-good'),
-  \ ale#Escape(ale#path#Simplify(g:dir . '/write-good-node-modules/node_modules/.bin/write-good'))
+  \ ale#path#Simplify(g:dir . '/../test-files/write-good/node-modules/node_modules/.bin/write-good'),
+  \ ale#Escape(ale#path#Simplify(g:dir . '/../test-files/write-good/node-modules/node_modules/.bin/write-good'))
   \   . ' %t',
 
 Execute(Should use the node_modules/write-good executable, if available):
-  call ale#test#SetFilename('write-good-node-modules-2/test.txt')
+  call ale#test#SetFilename('../test-files/write-good/node-modules-2/test.txt')
 
   AssertLinter
-  \ ale#path#Simplify(g:dir . '/write-good-node-modules-2/node_modules/write-good/bin/write-good.js'),
+  \ ale#path#Simplify(g:dir . '/../test-files/write-good/node-modules-2/node_modules/write-good/bin/write-good.js'),
   \   (has('win32') ? 'node.exe ' : '')
-  \   . ale#Escape(ale#path#Simplify(g:dir . '/write-good-node-modules-2/node_modules/write-good/bin/write-good.js'))
+  \   . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/write-good/node-modules-2/node_modules/write-good/bin/write-good.js'))
   \   . ' %t',
 
 Execute(Should let users configure a global executable and override local paths):
-  call ale#test#SetFilename('write-good-node-modules-2/test.txt')
+  call ale#test#SetFilename('../test-files/write-good/node-modules-2/test.txt')
 
   let g:ale_writegood_executable = 'foo-bar'
   let g:ale_writegood_use_global = 1
diff --git a/test/command_callback/test_zig_zls_callbacks.vader b/test/command_callback/test_zig_zls_callbacks.vader
index 6e42cc4b..6d814be4 100644
--- a/test/command_callback/test_zig_zls_callbacks.vader
+++ b/test/command_callback/test_zig_zls_callbacks.vader
@@ -10,6 +10,6 @@ Execute(The default executable path should be correct):
 Execute(The project root should be detected correctly):
   AssertLSPProject ''
 
-  call ale#test#SetFilename('zig-zls-project/main.zig')
+  call ale#test#SetFilename('../test-files/zig/main.zig')
 
-  AssertLSPProject ale#path#Simplify(g:dir . '/zig-zls-project')
+  AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/zig')
diff --git a/test/compile_database_perf/test.sh b/test/compile_database_perf/test.sh
deleted file mode 100755
index 15a2b442..00000000
--- a/test/compile_database_perf/test.sh
+++ /dev/null
@@ -1,29 +0,0 @@
-#!/bin/bash
-
-# Generate source files for ALE to read. They don't have to be very long, the delay is in reading compile_commands, not actually running tests
-mkdir -p gen_src
-for i in {1..400}; do echo "const char *GeneratedFunc${i}() { return \"Word ${i}\"; }" > gen_src/source${i}.cpp; done
-
-# Create the compile_commands database
-echo "[ {" > compile_commands.json
-
-for i in {1..399}; do 
-  {
-    echo "\"command\": \"clang++ -c $(pwd)/gen_src/source${i}.cpp -o $(pwd)/build/obj/Debug/source${i}.o -MF $(pwd)/build/obj/Debug/source${i}.d -MMD -MP\","
-    echo "\"directory\": \"$(pwd)/build\","
-    echo "\"file\": \"$(pwd)/gen_src/source${i}.cpp\""
-    echo "}, {"
-  } >> compile_commands.json
-done
-
-{
-  echo "\"command\": \"clang++ -c $(pwd)/gen_src/source400.cpp -o $(pwd)/build/obj/Debug/source400.o -MF $(pwd)/build/obj/Debug/source400.d -MMD -MP\","
-  echo "\"directory\": \"$(pwd)/build\","
-  echo "\"file\": \"$(pwd)/gen_src/source400.cpp\""
-  echo "} ]"
-} >> compile_commands.json
-
-# Start up vim and switch back and forth between files -- at least one of the files must be near the bottom of compile_commands.json
-time vim -c "for i in range(0,20) | edit gen_src/source10.cpp | edit gen_src/source400.cpp | endfor" \
-  -c "noautocmd qa!" \
-  `find . | grep "source..\.cpp"`
diff --git a/test/fixers/test_astyle_fixer_callback.vader b/test/fixers/test_astyle_fixer_callback.vader
index ac756870..9d2e4c80 100644
--- a/test/fixers/test_astyle_fixer_callback.vader
+++ b/test/fixers/test_astyle_fixer_callback.vader
@@ -71,7 +71,7 @@ Execute(The astyle callback should return the correct default values with a spec
   \ ale#fixers#astyle#Fix(bufnr(''))
 
 Execute(The astyle callback should find nearest default option file _astylrc):
-  call ale#test#SetFilename('../test_c_projects/makefile_project/subdir/file.c')
+  call ale#test#SetFilename('../test-files/c/makefile_project/subdir/file.c')
   let targetfile = bufname(bufnr('%'))
 
   AssertEqual
@@ -83,7 +83,7 @@ Execute(The astyle callback should find nearest default option file _astylrc):
   \ ale#fixers#astyle#Fix(bufnr(''))
 
 Execute(The astyle callback should find .astylrc in the same directory as src):
-  call ale#test#SetFilename('../test_cpp_project/dummy.cpp')
+  call ale#test#SetFilename('../test-files/cpp/dummy.cpp')
   set filetype=cpp " The test fails without this
   let targetfile = bufname(bufnr('%'))
 
diff --git a/test/fixers/test_autoimport_fixer_callback.vader b/test/fixers/test_autoimport_fixer_callback.vader
index bea448b5..67dc46e9 100644
--- a/test/fixers/test_autoimport_fixer_callback.vader
+++ b/test/fixers/test_autoimport_fixer_callback.vader
@@ -25,11 +25,11 @@ Execute(The autoimport callback should return the correct default values):
   \ 0,
   \ ale#fixers#autoimport#Fix(bufnr(''))
 
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/with_virtualenv/subdir/foo/bar.py')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/with_virtualenv/subdir/foo/bar.py')
   AssertEqual
   \ {
   \   'cwd': '%s:h',
-  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/autoimport')) . ' -',
+  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/autoimport')) . ' -',
   \ },
   \ ale#fixers#autoimport#Fix(bufnr(''))
 
@@ -40,11 +40,11 @@ Execute(The autoimport callback should respect custom options):
   \ 0,
   \ ale#fixers#autoimport#Fix(bufnr(''))
 
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/with_virtualenv/subdir/foo/bar.py')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/with_virtualenv/subdir/foo/bar.py')
   AssertEqual
   \ {
   \   'cwd': '%s:h',
-  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/autoimport'))
+  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/autoimport'))
   \     . ' --multi-line=3 --trailing-comma -',
   \ },
   \ ale#fixers#autoimport#Fix(bufnr(''))
diff --git a/test/fixers/test_autopep8_fixer_callback.vader b/test/fixers/test_autopep8_fixer_callback.vader
index 5678aaf3..9ca90c41 100644
--- a/test/fixers/test_autopep8_fixer_callback.vader
+++ b/test/fixers/test_autopep8_fixer_callback.vader
@@ -25,15 +25,15 @@ Execute(The autopep8 callback should return the correct default values):
   \ 0,
   \ ale#fixers#autopep8#Fix(bufnr(''))
 
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/with_virtualenv/subdir/foo/bar.py')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/with_virtualenv/subdir/foo/bar.py')
   AssertEqual
-  \ {'command': ale#Escape(ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/autopep8')) . ' -'},
+  \ {'command': ale#Escape(ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/autopep8')) . ' -'},
   \ ale#fixers#autopep8#Fix(bufnr(''))
 
 Execute(The autopep8 callback should include options):
   let g:ale_python_autopep8_options = '--some-option'
 
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/with_virtualenv/subdir/foo/bar.py')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/with_virtualenv/subdir/foo/bar.py')
   AssertEqual
-  \ {'command': ale#Escape(ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/autopep8')) . ' --some-option -' },
+  \ {'command': ale#Escape(ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/autopep8')) . ' --some-option -' },
   \ ale#fixers#autopep8#Fix(bufnr(''))
diff --git a/test/fixers/test_bibclean_fixer_callback.vader b/test/fixers/test_bibclean_fixer_callback.vader
index 8d3081e3..dd1313d2 100644
--- a/test/fixers/test_bibclean_fixer_callback.vader
+++ b/test/fixers/test_bibclean_fixer_callback.vader
@@ -12,7 +12,7 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The bibclean callback should return the correct default values):
-  call ale#test#SetFilename('../command_callback/bib_paths/dummy.bib')
+  call ale#test#SetFilename('../command_callback/../test-files/bib/dummy.bib')
 
   AssertEqual
   \ {'command': ale#Escape(g:ale_bib_bibclean_executable) . ' -align-equals'},
@@ -20,7 +20,7 @@ Execute(The bibclean callback should return the correct default values):
 
 Execute(The bibclean callback should include custom bibclean options):
   let g:ale_bib_bibclean_options = '-author -check-values'
-  call ale#test#SetFilename('../command_callback/bib_paths/dummy.bib')
+  call ale#test#SetFilename('../command_callback/../test-files/bib/dummy.bib')
 
   AssertEqual
   \ {
diff --git a/test/fixers/test_black_fixer_callback.vader b/test/fixers/test_black_fixer_callback.vader
index 055f8783..6e9f3de7 100644
--- a/test/fixers/test_black_fixer_callback.vader
+++ b/test/fixers/test_black_fixer_callback.vader
@@ -13,36 +13,36 @@ After:
   unlet! b:bin_dir
 
 Execute(The black callback should return the correct default values):
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/with_virtualenv/subdir/foo/bar.py')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/with_virtualenv/subdir/foo/bar.py')
   AssertEqual
   \ {
   \   'cwd': '%s:h',
-  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/black')) . ' -'},
+  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/black')) . ' -'},
   \ ale#fixers#black#Fix(bufnr(''))
 
 Execute(The black callback should include options):
   let g:ale_python_black_options = '--some-option'
   let g:ale_python_black_change_directory = 0
 
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/with_virtualenv/subdir/foo/bar.py')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/with_virtualenv/subdir/foo/bar.py')
   AssertEqual
-  \ {'command': ale#Escape(ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/black')) . ' --some-option -' },
+  \ {'command': ale#Escape(ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/black')) . ' --some-option -' },
   \ ale#fixers#black#Fix(bufnr(''))
 
 Execute(The black callback should include --pyi for .pyi files):
   let g:ale_python_black_change_directory = 0
 
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/with_virtualenv/subdir/foo/bar.pyi')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/with_virtualenv/subdir/foo/bar.pyi')
 
   AssertEqual
-  \ {'command': ale#Escape(ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/black')) . ' --pyi -' },
+  \ {'command': ale#Escape(ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/black')) . ' --pyi -' },
   \ ale#fixers#black#Fix(bufnr(''))
 
 Execute(Pipenv is detected when python_black_auto_pipenv is set):
   let g:ale_python_black_auto_pipenv = 1
   let g:ale_python_black_change_directory = 0
 
-  call ale#test#SetFilename('../python_fixtures/pipenv/whatever.py')
+  call ale#test#SetFilename('../test-files/python/pipenv/whatever.py')
 
   AssertEqual
   \ {'command': ale#Escape('pipenv') . ' run black -'},
diff --git a/test/fixers/test_break_up_long_lines_python_fixer.vader b/test/fixers/test_break_up_long_lines_python_fixer.vader
index 5fd991f0..c7809acd 100644
--- a/test/fixers/test_break_up_long_lines_python_fixer.vader
+++ b/test/fixers/test_break_up_long_lines_python_fixer.vader
@@ -22,7 +22,7 @@ Execute(Long lines with basic function calls should be broken up correctly):
   \ ])
 
 Execute(Longer lines should be permitted if a configuration file allows it):
-  call ale#test#SetFilename('long-line-project/foo/bar.py')
+  call ale#test#SetFilename('../test-files/long-line/foo/bar.py')
 
   AssertEqual
   \ [
diff --git a/test/fixers/test_buildifier_fixer_callback.vader b/test/fixers/test_buildifier_fixer_callback.vader
index 36de9819..db9f1e55 100644
--- a/test/fixers/test_buildifier_fixer_callback.vader
+++ b/test/fixers/test_buildifier_fixer_callback.vader
@@ -6,7 +6,7 @@ After:
   call ale#assert#TearDownFixerTest()
 
 Execute(The buildifier callback should return the correct default values):
-  call ale#test#SetFilename('bazel_paths/WORKSPACE')
+  call ale#test#SetFilename('../test-files/bazel/WORKSPACE')
 
   AssertFixer
   \ {
@@ -15,7 +15,7 @@ Execute(The buildifier callback should return the correct default values):
   \ }
 
 Execute(The buildifier callback should include any additional options):
-  call ale#test#SetFilename('bazel_paths/WORKSPACE')
+  call ale#test#SetFilename('../test-files/bazel/WORKSPACE')
   let g:ale_bazel_buildifier_options = '--some-option'
 
   AssertFixer
@@ -25,7 +25,7 @@ Execute(The buildifier callback should include any additional options):
   \ }
 
 Execute(The buildifier callback should recognize BUILD files):
-  call ale#test#SetFilename('bazel_paths/BUILD')
+  call ale#test#SetFilename('../test-files/bazel/BUILD')
 
   AssertFixer
   \ {
@@ -34,7 +34,7 @@ Execute(The buildifier callback should recognize BUILD files):
   \ }
 
 Execute(The buildifier callback should recognize .bzl files):
-  call ale#test#SetFilename('bazel_paths/defs.bzl')
+  call ale#test#SetFilename('../test-files/bazel/defs.bzl')
 
   AssertFixer
   \ {
diff --git a/test/fixers/test_clangformat_fixer_callback.vader b/test/fixers/test_clangformat_fixer_callback.vader
index b9b74ee8..3e4546d1 100644
--- a/test/fixers/test_clangformat_fixer_callback.vader
+++ b/test/fixers/test_clangformat_fixer_callback.vader
@@ -17,7 +17,7 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The clang-format callback should return the correct default values):
-  call ale#test#SetFilename('c_paths/dummy.c')
+  call ale#test#SetFilename('../test-files/c/dummy.c')
 
   AssertEqual
   \ {
@@ -27,7 +27,7 @@ Execute(The clang-format callback should return the correct default values):
   \ ale#fixers#clangformat#Fix(bufnr(''))
 
 Execute(The clangformat callback should include any additional options):
-  call ale#test#SetFilename('c_paths/dummy.c')
+  call ale#test#SetFilename('../test-files/c/dummy.c')
   let g:ale_c_clangformat_options = '--some-option'
 
   AssertEqual
@@ -39,7 +39,7 @@ Execute(The clangformat callback should include any additional options):
   \ ale#fixers#clangformat#Fix(bufnr(''))
 
 Execute(The clangformat callback should include style options as well):
-  call ale#test#SetFilename('c_paths/dummy.c')
+  call ale#test#SetFilename('../test-files/c/dummy.c')
   let g:ale_c_clangformat_options = '--some-option'
   let g:ale_c_clangformat_style_option = '{BasedOnStyle: Microsoft, ColumnLimit:80,}'
 
@@ -52,7 +52,7 @@ Execute(The clangformat callback should include style options as well):
   \ ale#fixers#clangformat#Fix(bufnr(''))
 
 Execute(The clangformat callback should use local file instead of style options):
-  call ale#test#SetFilename('clangformat_paths/with_clangformat/dummy.c')
+  call ale#test#SetFilename('../test-files/clangformat/with_clangformat/dummy.c')
   let g:ale_c_clangformat_options = '--some-option'
   let g:ale_c_clangformat_style_option = '{BasedOnStyle: Microsoft, ColumnLimit:80,}'
   let g:ale_c_clangformat_use_local_file = 1
diff --git a/test/fixers/test_clangtidy_fixer_callback.vader b/test/fixers/test_clangtidy_fixer_callback.vader
index ca08e6bc..7a04e801 100644
--- a/test/fixers/test_clangtidy_fixer_callback.vader
+++ b/test/fixers/test_clangtidy_fixer_callback.vader
@@ -26,7 +26,7 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The clangtidy callback should return the correct default values):
-  call ale#test#SetFilename('c_paths/dummy.c')
+  call ale#test#SetFilename('../test-files/c/dummy.c')
 
   AssertEqual
   \ {
@@ -37,7 +37,7 @@ Execute(The clangtidy callback should return the correct default values):
   \ ale#fixers#clangtidy#Fix(bufnr(''))
 
 Execute(The clangtidy callback should include any additional options):
-  call ale#test#SetFilename('c_paths/dummy.c')
+  call ale#test#SetFilename('../test-files/c/dummy.c')
   let g:ale_c_clangtidy_extra_options = '--some-option'
 
   AssertEqual
diff --git a/test/fixers/test_dartfmt_fixer_callback.vader b/test/fixers/test_dartfmt_fixer_callback.vader
index 79c40eff..c783c9a4 100644
--- a/test/fixers/test_dartfmt_fixer_callback.vader
+++ b/test/fixers/test_dartfmt_fixer_callback.vader
@@ -14,7 +14,7 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The dartfmt callback should return the correct default values):
-  call ale#test#SetFilename('../dart_files/testfile.dart')
+  call ale#test#SetFilename('../test-files/dart/testfile.dart')
 
   AssertEqual
   \ {
@@ -27,7 +27,7 @@ Execute(The dartfmt callback should return the correct default values):
 
 Execute(The dartfmt callback should include custom dartfmt options):
   let g:ale_dart_dartfmt_options = "-l 80"
-  call ale#test#SetFilename('../dart_files/testfile.dart')
+  call ale#test#SetFilename('../test-files/dart/testfile.dart')
 
   AssertEqual
   \ {
diff --git a/test/fixers/test_dfmt_fixer_callback.vader b/test/fixers/test_dfmt_fixer_callback.vader
index 5ecb56e6..5749224e 100644
--- a/test/fixers/test_dfmt_fixer_callback.vader
+++ b/test/fixers/test_dfmt_fixer_callback.vader
@@ -14,7 +14,7 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The dfmt callback should return the correct default values):
-  call ale#test#SetFilename('../d_files/test.d')
+  call ale#test#SetFilename('../test-files/d/test.d')
 
   AssertEqual
   \ {
@@ -27,7 +27,7 @@ Execute(The dfmt callback should return the correct default values):
 
 Execute(The dfmt callback should include custom dfmt options):
   let g:ale_d_dfmt_options = "--space-after-cast"
-  call ale#test#SetFilename('../d_files/test.d')
+  call ale#test#SetFilename('../test-files/d/test.d')
 
   AssertEqual
   \ {
diff --git a/test/fixers/test_elm_format_fixer_callback.vader b/test/fixers/test_elm_format_fixer_callback.vader
index 682c22ca..35244737 100644
--- a/test/fixers/test_elm_format_fixer_callback.vader
+++ b/test/fixers/test_elm_format_fixer_callback.vader
@@ -9,19 +9,19 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The elm-format command should have default params):
-  call ale#test#SetFilename('../elm-test-files/src/subdir/testfile.elm')
+  call ale#test#SetFilename('../test-files/elm/src/subdir/testfile.elm')
 
   AssertEqual
   \ {
   \   'read_temporary_file': 1,
   \   'command':
-  \     ale#Escape(ale#path#Simplify(g:dir . '/../elm-test-files/node_modules/.bin/elm-format'))
+  \     ale#Escape(ale#path#Simplify(g:dir . '/../test-files/elm/node_modules/.bin/elm-format'))
   \     . ' %t --yes',
   \ },
   \ ale#fixers#elm_format#Fix(bufnr(''))
 
 Execute(The elm-format command should manage use_global = 1 param):
-  call ale#test#SetFilename('../elm-test-files/src/subdir/testfile.elm')
+  call ale#test#SetFilename('../test-files/elm/src/subdir/testfile.elm')
   let b:ale_elm_format_use_global = 1
 
   AssertEqual
@@ -34,7 +34,7 @@ Execute(The elm-format command should manage use_global = 1 param):
   \ ale#fixers#elm_format#Fix(bufnr(''))
 
 Execute(The elm-format command should manage executable param):
-  call ale#test#SetFilename('../elm-test-files/src/subdir/testfile.elm')
+  call ale#test#SetFilename('../test-files/elm/src/subdir/testfile.elm')
   let b:ale_elm_format_use_global = 1
   let b:ale_elm_format_executable = 'elmformat'
 
@@ -48,27 +48,27 @@ Execute(The elm-format command should manage executable param):
   \ ale#fixers#elm_format#Fix(bufnr(''))
 
 Execute(The elm-format command should manage empty options):
-  call ale#test#SetFilename('../elm-test-files/src/subdir/testfile.elm')
+  call ale#test#SetFilename('../test-files/elm/src/subdir/testfile.elm')
   let b:ale_elm_format_options = ''
 
   AssertEqual
   \ {
   \   'read_temporary_file': 1,
   \   'command':
-  \     ale#Escape(ale#path#Simplify(g:dir . '/../elm-test-files/node_modules/.bin/elm-format'))
+  \     ale#Escape(ale#path#Simplify(g:dir . '/../test-files/elm/node_modules/.bin/elm-format'))
   \     . ' %t',
   \ },
   \ ale#fixers#elm_format#Fix(bufnr(''))
 
 Execute(The elm-format command should manage custom options):
-  call ale#test#SetFilename('../elm-test-files/src/subdir/testfile.elm')
+  call ale#test#SetFilename('../test-files/elm/src/subdir/testfile.elm')
   let b:ale_elm_format_options = '--param1 --param2'
 
   AssertEqual
   \ {
   \   'read_temporary_file': 1,
   \   'command':
-  \     ale#Escape(ale#path#Simplify(g:dir . '/../elm-test-files/node_modules/.bin/elm-format'))
+  \     ale#Escape(ale#path#Simplify(g:dir . '/../test-files/elm/node_modules/.bin/elm-format'))
   \     . ' %t --param1 --param2',
   \ },
   \ ale#fixers#elm_format#Fix(bufnr(''))
diff --git a/test/fixers/test_eslint_fixer_callback.vader b/test/fixers/test_eslint_fixer_callback.vader
index 48cafe78..4a1dc47c 100644
--- a/test/fixers/test_eslint_fixer_callback.vader
+++ b/test/fixers/test_eslint_fixer_callback.vader
@@ -10,17 +10,17 @@ After:
   call ale#assert#TearDownFixerTest()
 
 Execute(The executable path should be correct):
-  call ale#test#SetFilename('../eslint-test-files/react-app/subdir/testfile.js')
+  call ale#test#SetFilename('../test-files/eslint/react-app/subdir/testfile.js')
 
   " eslint_d output with an older eslint version is used here.
   GivenCommandOutput ['v4.4.1 (eslint_d v5.1.0)']
   AssertFixer
   \ {
   \   'read_temporary_file': 1,
-  \   'cwd': ale#path#Simplify(g:dir . '/../eslint-test-files/react-app'),
+  \   'cwd': ale#path#Simplify(g:dir . '/../test-files/eslint/react-app'),
   \   'command': (has('win32') ? 'node.exe ' : '')
-  \     . ale#Escape(ale#path#Simplify(g:dir . '/../eslint-test-files/react-app/node_modules/eslint/bin/eslint.js'))
-  \     . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/../eslint-test-files/react-app/.eslintrc.js'))
+  \     . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/eslint/react-app/node_modules/eslint/bin/eslint.js'))
+  \     . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/eslint/react-app/.eslintrc.js'))
   \     . ' --fix %t',
   \ }
 
@@ -162,29 +162,29 @@ Execute(The ESLint fixer should use a config file option if set for new versions
   \ }
 
 Execute(The lower priority configuration file in a nested directory should be preferred):
-  call ale#test#SetFilename('../eslint-test-files/react-app/subdir-with-config/testfile.js')
+  call ale#test#SetFilename('../test-files/eslint/react-app/subdir-with-config/testfile.js')
 
   AssertFixer
   \ {
   \   'read_temporary_file': 1,
-  \   'cwd': ale#path#Simplify(g:dir . '/../eslint-test-files/react-app'),
+  \   'cwd': ale#path#Simplify(g:dir . '/../test-files/eslint/react-app'),
   \   'command': (has('win32') ? 'node.exe ' : '')
-  \     . ale#Escape(ale#path#Simplify(g:dir . '/../eslint-test-files/react-app/node_modules/eslint/bin/eslint.js'))
-  \     . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/../eslint-test-files/react-app/subdir-with-config/.eslintrc'))
+  \     . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/eslint/react-app/node_modules/eslint/bin/eslint.js'))
+  \     . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/eslint/react-app/subdir-with-config/.eslintrc'))
   \     . ' --fix %t',
   \ }
 
 Execute(--config in options should override configuration file detection for old versions):
-  call ale#test#SetFilename('../eslint-test-files/react-app/subdir-with-config/testfile.js')
+  call ale#test#SetFilename('../test-files/eslint/react-app/subdir-with-config/testfile.js')
 
   let b:ale_javascript_eslint_options = '--config /foo.cfg'
 
   AssertFixer
   \ {
   \   'read_temporary_file': 1,
-  \   'cwd': ale#path#Simplify(g:dir . '/../eslint-test-files/react-app'),
+  \   'cwd': ale#path#Simplify(g:dir . '/../test-files/eslint/react-app'),
   \   'command': (has('win32') ? 'node.exe ' : '')
-  \     . ale#Escape(ale#path#Simplify(g:dir . '/../eslint-test-files/react-app/node_modules/eslint/bin/eslint.js'))
+  \     . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/eslint/react-app/node_modules/eslint/bin/eslint.js'))
   \     . ' --config /foo.cfg'
   \     . ' --fix %t',
   \ }
@@ -194,50 +194,50 @@ Execute(--config in options should override configuration file detection for old
   AssertFixer
   \ {
   \   'read_temporary_file': 1,
-  \   'cwd': ale#path#Simplify(g:dir . '/../eslint-test-files/react-app'),
+  \   'cwd': ale#path#Simplify(g:dir . '/../test-files/eslint/react-app'),
   \   'command': (has('win32') ? 'node.exe ' : '')
-  \     . ale#Escape(ale#path#Simplify(g:dir . '/../eslint-test-files/react-app/node_modules/eslint/bin/eslint.js'))
+  \     . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/eslint/react-app/node_modules/eslint/bin/eslint.js'))
   \     . ' -c /foo.cfg'
   \     . ' --fix %t',
   \ }
 
 Execute(package.json should be used as a last resort):
-  call ale#test#SetFilename('../eslint-test-files/react-app/subdir-with-package-json/testfile.js')
+  call ale#test#SetFilename('../test-files/eslint/react-app/subdir-with-package-json/testfile.js')
 
   AssertFixer
   \ {
   \   'read_temporary_file': 1,
-  \   'cwd': ale#path#Simplify(g:dir . '/../eslint-test-files/react-app'),
+  \   'cwd': ale#path#Simplify(g:dir . '/../test-files/eslint/react-app'),
   \   'command': (has('win32') ? 'node.exe ' : '')
-  \     . ale#Escape(ale#path#Simplify(g:dir . '/../eslint-test-files/react-app/node_modules/eslint/bin/eslint.js'))
-  \     . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/../eslint-test-files/react-app/.eslintrc.js'))
+  \     . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/eslint/react-app/node_modules/eslint/bin/eslint.js'))
+  \     . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/eslint/react-app/.eslintrc.js'))
   \     . ' --fix %t',
   \ }
 
-  call ale#test#SetFilename('../eslint-test-files/package.json')
+  call ale#test#SetFilename('../test-files/eslint/package.json')
 
   AssertFixer
   \ {
   \   'read_temporary_file': 1,
-  \   'cwd': ale#path#Simplify(g:dir . '/../eslint-test-files'),
-  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/../eslint-test-files/node_modules/.bin/eslint'))
-  \     . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/../eslint-test-files/package.json'))
+  \   'cwd': ale#path#Simplify(g:dir . '/../test-files/eslint'),
+  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/../test-files/eslint/node_modules/.bin/eslint'))
+  \     . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/eslint/package.json'))
   \     . ' --fix %t',
   \ }
 
 Execute(The version check should be correct):
-  call ale#test#SetFilename('../eslint-test-files/react-app/subdir-with-config/testfile.js')
+  call ale#test#SetFilename('../test-files/eslint/react-app/subdir-with-config/testfile.js')
 
   " We should run the command to get the version the first time.
   GivenCommandOutput ['4.9.0']
   AssertFixer [
   \ (has('win32') ? 'node.exe ' : '')
-  \   . ale#Escape(ale#path#Simplify(g:dir . '/../eslint-test-files/react-app/node_modules/eslint/bin/eslint.js'))
+  \   . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/eslint/react-app/node_modules/eslint/bin/eslint.js'))
   \   . ' --version',
   \ {
-  \   'cwd': ale#path#Simplify(g:dir . '/../eslint-test-files/react-app'),
+  \   'cwd': ale#path#Simplify(g:dir . '/../test-files/eslint/react-app'),
   \   'command': (has('win32') ? 'node.exe ' : '')
-  \     . ale#Escape(ale#path#Simplify(g:dir . '/../eslint-test-files/react-app/node_modules/eslint/bin/eslint.js'))
+  \     . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/eslint/react-app/node_modules/eslint/bin/eslint.js'))
   \     . ' --stdin-filename %s --stdin --fix-dry-run --format=json',
   \   'process_with': 'ale#fixers#eslint#ProcessFixDryRunOutput',
   \ },
@@ -245,36 +245,36 @@ Execute(The version check should be correct):
 
   AssertFixer [
   \ {
-  \   'cwd': ale#path#Simplify(g:dir . '/../eslint-test-files/react-app'),
+  \   'cwd': ale#path#Simplify(g:dir . '/../test-files/eslint/react-app'),
   \   'command': (has('win32') ? 'node.exe ' : '')
-  \     . ale#Escape(ale#path#Simplify(g:dir . '/../eslint-test-files/react-app/node_modules/eslint/bin/eslint.js'))
+  \     . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/eslint/react-app/node_modules/eslint/bin/eslint.js'))
   \     . ' --stdin-filename %s --stdin --fix-dry-run --format=json',
   \   'process_with': 'ale#fixers#eslint#ProcessFixDryRunOutput',
   \ },
   \]
 
 Execute(--fix-dry-run should be used for 4.9.0 and up):
-  call ale#test#SetFilename('../eslint-test-files/react-app/subdir/testfile.js')
+  call ale#test#SetFilename('../test-files/eslint/react-app/subdir/testfile.js')
 
   GivenCommandOutput ['4.9.0']
   AssertFixer
   \ {
-  \   'cwd': ale#path#Simplify(g:dir . '/../eslint-test-files/react-app'),
+  \   'cwd': ale#path#Simplify(g:dir . '/../test-files/eslint/react-app'),
   \   'command': (has('win32') ? 'node.exe ' : '')
-  \     . ale#Escape(ale#path#Simplify(g:dir . '/../eslint-test-files/react-app/node_modules/eslint/bin/eslint.js'))
+  \     . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/eslint/react-app/node_modules/eslint/bin/eslint.js'))
   \     . ' --stdin-filename %s --stdin --fix-dry-run --format=json',
   \   'process_with': 'ale#fixers#eslint#ProcessFixDryRunOutput',
   \ }
 
 Execute(--fix-to-stdout should be used for eslint_d):
-  call ale#test#SetFilename('../eslint-test-files/app-with-eslint-d/testfile.js')
+  call ale#test#SetFilename('../test-files/eslint/app-with-eslint-d/testfile.js')
 
   AssertFixer
   \ {
   \   'read_temporary_file': 1,
-  \   'cwd': ale#path#Simplify(g:dir . '/../eslint-test-files/app-with-eslint-d'),
-  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/../eslint-test-files/app-with-eslint-d/node_modules/.bin/eslint_d'))
-  \     . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/../eslint-test-files/package.json'))
+  \   'cwd': ale#path#Simplify(g:dir . '/../test-files/eslint/app-with-eslint-d'),
+  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/../test-files/eslint/app-with-eslint-d/node_modules/.bin/eslint_d'))
+  \     . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/eslint/package.json'))
   \     . ' --fix %t',
   \ }
 
@@ -283,8 +283,8 @@ Execute(--fix-to-stdout should be used for eslint_d):
   GivenCommandOutput ['v3.19.0 (eslint_d v4.2.0)']
   AssertFixer
   \ {
-  \   'cwd': ale#path#Simplify(g:dir . '/../eslint-test-files/app-with-eslint-d'),
-  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/../eslint-test-files/app-with-eslint-d/node_modules/.bin/eslint_d'))
+  \   'cwd': ale#path#Simplify(g:dir . '/../test-files/eslint/app-with-eslint-d'),
+  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/../test-files/eslint/app-with-eslint-d/node_modules/.bin/eslint_d'))
   \     . ' --stdin-filename %s --stdin --fix-to-stdout',
   \   'process_with': 'ale#fixers#eslint#ProcessEslintDOutput',
   \ }
@@ -293,8 +293,8 @@ Execute(--fix-to-stdout should be used for eslint_d):
   GivenCommandOutput ['4.9.0']
   AssertFixer
   \ {
-  \   'cwd': ale#path#Simplify(g:dir . '/../eslint-test-files/app-with-eslint-d'),
-  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/../eslint-test-files/app-with-eslint-d/node_modules/.bin/eslint_d'))
+  \   'cwd': ale#path#Simplify(g:dir . '/../test-files/eslint/app-with-eslint-d'),
+  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/../test-files/eslint/app-with-eslint-d/node_modules/.bin/eslint_d'))
   \     . ' --stdin-filename %s --stdin --fix-to-stdout',
   \   'process_with': 'ale#fixers#eslint#ProcessEslintDOutput',
   \ }
diff --git a/test/fixers/test_fecs_fixer_callback.vader b/test/fixers/test_fecs_fixer_callback.vader
index 809b4d46..b218e550 100644
--- a/test/fixers/test_fecs_fixer_callback.vader
+++ b/test/fixers/test_fecs_fixer_callback.vader
@@ -6,7 +6,7 @@ After:
   call ale#assert#TearDownFixerTest()
 
 Execute(The fecs fixer should respect to g:ale_javascript_fecs_executable):
-  let g:ale_javascript_fecs_executable = 'fecs_paths/fecs'
+  let g:ale_javascript_fecs_executable = '../test-files/fecs/fecs'
   let g:ale_javascript_fecs_use_global = 1
   silent cd ../command_callback
   let g:dir = getcwd()
diff --git a/test/fixers/test_fish_indent_fixer_callback.vader b/test/fixers/test_fish_indent_fixer_callback.vader
index beb0b42e..3555a974 100644
--- a/test/fixers/test_fish_indent_fixer_callback.vader
+++ b/test/fixers/test_fish_indent_fixer_callback.vader
@@ -14,7 +14,7 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The fish_indent callback should return the correct default values):
-  call ale#test#SetFilename('../fish_files/testfile.fish')
+  call ale#test#SetFilename('../test-files/fish/testfile.fish')
 
   AssertEqual
   \ {
@@ -27,7 +27,7 @@ Execute(The fish_indent callback should return the correct default values):
 
 Execute(The fish_indent callback should include custom fish_indent options):
   let g:ale_fish_fish_indent_options = "-d"
-  call ale#test#SetFilename('../fish_files/testfile.fish')
+  call ale#test#SetFilename('../test-files/fish/testfile.fish')
 
   AssertEqual
   \ {
diff --git a/test/fixers/test_fixjson_fixer_callback.vader b/test/fixers/test_fixjson_fixer_callback.vader
index 1a3bdcfc..2b023fad 100644
--- a/test/fixers/test_fixjson_fixer_callback.vader
+++ b/test/fixers/test_fixjson_fixer_callback.vader
@@ -20,7 +20,7 @@ Execute(The fixjson callback should return the correct default command):
   \ ale#fixers#fixjson#Fix(bufnr(''))
 
 Execute(The fixjson callback should set the buffer name as file name):
-  call ale#test#SetFilename('../json_files/testfile.json')
+  call ale#test#SetFilename('../test-files/json/testfile.json')
 
   AssertEqual
   \ {
diff --git a/test/fixers/test_gnatpp_fixer_callback.vader b/test/fixers/test_gnatpp_fixer_callback.vader
index a2bf898e..7a3ed517 100644
--- a/test/fixers/test_gnatpp_fixer_callback.vader
+++ b/test/fixers/test_gnatpp_fixer_callback.vader
@@ -8,7 +8,7 @@ After:
   call ale#assert#TearDownFixerTest()
 
 Execute(The default command should be correct):
-  call ale#test#SetFilename('../ada_files/testfile.adb')
+  call ale#test#SetFilename('../test-files/ada/testfile.adb')
 
   AssertFixer
   \ {
@@ -17,7 +17,7 @@ Execute(The default command should be correct):
   \ }
 
 Execute(The version check should be correct):
-  call ale#test#SetFilename('../ada_files/testfile.adb')
+  call ale#test#SetFilename('../test-files/ada/testfile.adb')
   let g:ale_ada_gnatpp_options = '--no-alignment'
 
   AssertFixer
diff --git a/test/fixers/test_gofmt_fixer_callback.vader b/test/fixers/test_gofmt_fixer_callback.vader
index 99407173..579dd3db 100644
--- a/test/fixers/test_gofmt_fixer_callback.vader
+++ b/test/fixers/test_gofmt_fixer_callback.vader
@@ -17,7 +17,7 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The gofmt callback should return the correct default values):
-  call ale#test#SetFilename('../go_files/testfile.go')
+  call ale#test#SetFilename('../test-files/go/testfile.go')
 
   AssertEqual
   \ {
@@ -28,7 +28,7 @@ Execute(The gofmt callback should return the correct default values):
 Execute(The gofmt callback should include custom gofmt options):
   let g:ale_go_gofmt_options = "-r '(a) -> a'"
 
-  call ale#test#SetFilename('../go_files/testfile.go')
+  call ale#test#SetFilename('../test-files/go/testfile.go')
 
   AssertEqual
   \ {
@@ -40,7 +40,7 @@ Execute(The gofmt callback should include custom gofmt options):
 Execute(The gofmt callback should support Go environment variables):
   let g:ale_go_go111module = 'off'
 
-  call ale#test#SetFilename('../go_files/testfile.go')
+  call ale#test#SetFilename('../test-files/go/testfile.go')
 
   AssertEqual
   \ {
diff --git a/test/fixers/test_goimports_fixer_callback.vader b/test/fixers/test_goimports_fixer_callback.vader
index 3ea022ff..64c75b2d 100644
--- a/test/fixers/test_goimports_fixer_callback.vader
+++ b/test/fixers/test_goimports_fixer_callback.vader
@@ -8,7 +8,7 @@ Before:
   let g:ale_go_goimports_options = ''
 
   call ale#test#SetDirectory('/testplugin/test/fixers')
-  call ale#test#SetFilename('../go_files/testfile.go')
+  call ale#test#SetFilename('../test-files/go/testfile.go')
 
 After:
   Restore
diff --git a/test/fixers/test_gomod_fixer_callback.vader b/test/fixers/test_gomod_fixer_callback.vader
index 422caf63..56fb9854 100644
--- a/test/fixers/test_gomod_fixer_callback.vader
+++ b/test/fixers/test_gomod_fixer_callback.vader
@@ -15,7 +15,7 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The gomod callback should return the correct default values):
-  call ale#test#SetFilename('../go_files/go.mod')
+  call ale#test#SetFilename('../test-files/go/go.mod')
   setl filetype=gomod
 
   AssertEqual
@@ -28,7 +28,7 @@ Execute(The gomod callback should return the correct default values):
   \ ale#fixers#gomod#Fix(bufnr(''))
 
 Execute(The gomod callback should support Go environment variables):
-  call ale#test#SetFilename('../go_files/go.mod')
+  call ale#test#SetFilename('../test-files/go/go.mod')
   setl filetype=gomod
   let g:ale_go_go111module = 'on'
 
diff --git a/test/fixers/test_importjs_fixer_callback.vader b/test/fixers/test_importjs_fixer_callback.vader
index 53b87c2e..727e6a16 100644
--- a/test/fixers/test_importjs_fixer_callback.vader
+++ b/test/fixers/test_importjs_fixer_callback.vader
@@ -5,7 +5,7 @@ Before:
   let g:ale_javascript_importjs_executable = 'xxxinvalid'
 
   call ale#test#SetDirectory('/testplugin/test/fixers')
-  call ale#test#SetFilename('../javascript_files/test.js')
+  call ale#test#SetFilename('../test-files/javascript/test.js')
 
 After:
   Restore
diff --git a/test/fixers/test_isort_fixer_callback.vader b/test/fixers/test_isort_fixer_callback.vader
index 96632c8c..5f3cc447 100644
--- a/test/fixers/test_isort_fixer_callback.vader
+++ b/test/fixers/test_isort_fixer_callback.vader
@@ -17,11 +17,11 @@ Execute(The isort callback should return the correct default values):
   \ 0,
   \ ale#fixers#isort#Fix(bufnr(''))
 
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/with_virtualenv/subdir/foo/bar.py')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/with_virtualenv/subdir/foo/bar.py')
   AssertEqual
   \ {
   \   'cwd': '%s:h',
-  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/isort')) . ' -',
+  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/isort')) . ' -',
   \ },
   \ ale#fixers#isort#Fix(bufnr(''))
 
@@ -32,11 +32,11 @@ Execute(The isort callback should respect custom options):
   \ 0,
   \ ale#fixers#isort#Fix(bufnr(''))
 
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/with_virtualenv/subdir/foo/bar.py')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/with_virtualenv/subdir/foo/bar.py')
   AssertEqual
   \ {
   \   'cwd': '%s:h',
-  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/isort'))
+  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/isort'))
   \     . ' --multi-line=3 --trailing-comma -',
   \ },
   \ ale#fixers#isort#Fix(bufnr(''))
@@ -44,7 +44,7 @@ Execute(The isort callback should respect custom options):
 Execute(Pipenv is detected when python_isort_auto_pipenv is set):
   let g:ale_python_isort_auto_pipenv = 1
 
-  call ale#test#SetFilename('../python_fixtures/pipenv/whatever.py')
+  call ale#test#SetFilename('../test-files/python/pipenv/whatever.py')
 
   AssertEqual
   \ {
diff --git a/test/fixers/test_ktlint_fixer_callback.vader b/test/fixers/test_ktlint_fixer_callback.vader
index ba01a409..cfe39205 100644
--- a/test/fixers/test_ktlint_fixer_callback.vader
+++ b/test/fixers/test_ktlint_fixer_callback.vader
@@ -16,7 +16,7 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The ktlint callback should return the correct default values):
-  call ale#test#SetFilename('../kotlin_files/testfile.kt')
+  call ale#test#SetFilename('../test-files/kotlin/testfile.kt')
 
   AssertEqual
   \ {
@@ -29,7 +29,7 @@ Execute(The ktlint callback should return the correct default values):
 Execute(The ktlint callback should include custom ktlint options):
   let g:ale_kotlin_ktlint_options = "--android"
   let g:ale_kotlin_ktlint_rulesets = ['/path/to/custom/ruleset.jar']
-  call ale#test#SetFilename('../kotlin_files/testfile.kt')
+  call ale#test#SetFilename('../test-files/kotlin/testfile.kt')
 
   AssertEqual
   \ {
diff --git a/test/fixers/test_latexindent_fixer_callback.vader b/test/fixers/test_latexindent_fixer_callback.vader
index a440ed65..bd4ac69a 100644
--- a/test/fixers/test_latexindent_fixer_callback.vader
+++ b/test/fixers/test_latexindent_fixer_callback.vader
@@ -14,7 +14,7 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The latexindent callback should return the correct default values):
-  call ale#test#SetFilename('../tex_files/testfile.tex')
+  call ale#test#SetFilename('../test-files/tex/testfile.tex')
 
   AssertEqual
   \ {
@@ -25,7 +25,7 @@ Execute(The latexindent callback should return the correct default values):
 
 Execute(The latexindent callback should include custom gofmt options):
   let g:ale_tex_latexindent_options = "-l '~/.indentconfig.yaml'"
-  call ale#test#SetFilename('../tex_files/testfile.tex')
+  call ale#test#SetFilename('../test-files/tex/testfile.tex')
 
   AssertEqual
   \ {
diff --git a/test/fixers/test_luafmt_fixer_callback.vader b/test/fixers/test_luafmt_fixer_callback.vader
index 362da118..ef69f297 100644
--- a/test/fixers/test_luafmt_fixer_callback.vader
+++ b/test/fixers/test_luafmt_fixer_callback.vader
@@ -14,7 +14,7 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The luafmt callback should return the correct default values):
-  call ale#test#SetFilename('../lua_files/testfile.lua')
+  call ale#test#SetFilename('../test-files/lua/testfile.lua')
 
   AssertEqual
   \ {
@@ -24,7 +24,7 @@ Execute(The luafmt callback should return the correct default values):
 
 Execute(The luafmt callback should include custom luafmt options):
   let g:ale_lua_luafmt_options = "--skip-children"
-  call ale#test#SetFilename('../lua_files/testfile.lua')
+  call ale#test#SetFilename('../test-files/lua/testfile.lua')
 
   AssertEqual
   \ {
diff --git a/test/fixers/test_mix_format_fixer_callback.vader b/test/fixers/test_mix_format_fixer_callback.vader
index 365fbecf..cd492e81 100644
--- a/test/fixers/test_mix_format_fixer_callback.vader
+++ b/test/fixers/test_mix_format_fixer_callback.vader
@@ -13,7 +13,7 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The mix_format callback should return the correct default values):
-  call ale#test#SetFilename('../elixir-test-files/testfile.ex')
+  call ale#test#SetFilename('../test-files/elixir/testfile.ex')
 
   AssertEqual
   \ {
@@ -25,7 +25,7 @@ Execute(The mix_format callback should return the correct default values):
 
 Execute(The mix_format callback should include the correct format options):
   let g:ale_elixir_mix_format_options = 'invalid_options'
-  call ale#test#SetFilename('../elixir-test-files/testfile.ex')
+  call ale#test#SetFilename('../test-files/elixir/testfile.ex')
 
   AssertEqual
   \ {
diff --git a/test/fixers/test_ocamlformat_fixer_callback.vader b/test/fixers/test_ocamlformat_fixer_callback.vader
index 0ccdb070..587fcf56 100644
--- a/test/fixers/test_ocamlformat_fixer_callback.vader
+++ b/test/fixers/test_ocamlformat_fixer_callback.vader
@@ -14,7 +14,7 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The ocamlformat callback should return the correct default values):
-  call ale#test#SetFilename('../ocaml-test-files/testfile.re')
+  call ale#test#SetFilename('../test-files/ocaml/testfile.re')
 
   AssertEqual
   \ {
@@ -25,7 +25,7 @@ Execute(The ocamlformat callback should return the correct default values):
 
 Execute(The ocamlformat callback should include custom ocamlformat options):
   let g:ale_ocaml_ocamlformat_options = "-m 78"
-  call ale#test#SetFilename('../ocaml-test-files/testfile.re')
+  call ale#test#SetFilename('../test-files/ocaml/testfile.re')
 
   AssertEqual
   \ {
diff --git a/test/fixers/test_ocp_indent_fixer_callback.vader b/test/fixers/test_ocp_indent_fixer_callback.vader
index 1f61f383..fc336b2d 100644
--- a/test/fixers/test_ocp_indent_fixer_callback.vader
+++ b/test/fixers/test_ocp_indent_fixer_callback.vader
@@ -14,7 +14,7 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The ocp_indent callback should return the correct default values):
-  call ale#test#SetFilename('../ocaml-test-files/ocp_inden_testfile.re')
+  call ale#test#SetFilename('../test-files/ocaml/ocp_inden_testfile.re')
 
   AssertEqual
   \ {
@@ -24,7 +24,7 @@ Execute(The ocp_indent callback should return the correct default values):
 
 Execute(The ocp_indent callback should include custom ocp_indent options):
   let g:ale_ocaml_ocp_indent_config = "base=4, type=4"
-  call ale#test#SetFilename('../ocaml-test-files/ocp_inden_testfile.re')
+  call ale#test#SetFilename('../test-files/ocaml/ocp_inden_testfile.re')
 
   AssertEqual
   \ {
diff --git a/test/fixers/test_php_cs_fixer.vader b/test/fixers/test_php_cs_fixer.vader
index b47c190c..550f453c 100644
--- a/test/fixers/test_php_cs_fixer.vader
+++ b/test/fixers/test_php_cs_fixer.vader
@@ -16,22 +16,22 @@ After:
 
 
 Execute(project with php-cs-fixer should use local by default):
-  call ale#test#SetFilename('php_paths/project-with-php-cs-fixer/test.php')
+  call ale#test#SetFilename('../test-files/php/project-with-php-cs-fixer/test.php')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/php_paths/project-with-php-cs-fixer/vendor/bin/php-cs-fixer'),
+  \ ale#path#Simplify(g:dir . '/../test-files/php/project-with-php-cs-fixer/vendor/bin/php-cs-fixer'),
   \ ale#fixers#php_cs_fixer#GetExecutable(bufnr(''))
 
 Execute(use-global should override local detection):
   let g:ale_php_cs_fixer_use_global = 1
-  call ale#test#SetFilename('php_paths/project-with-php-cs-fixer/test.php')
+  call ale#test#SetFilename('../test-files/php/project-with-php-cs-fixer/test.php')
 
   AssertEqual
   \ 'php-cs-fixer',
   \ ale#fixers#php_cs_fixer#GetExecutable(bufnr(''))
 
 Execute(project without php-cs-fixer should use global):
-  call ale#test#SetFilename('php_paths/project-without-php-cs-fixer/test.php')
+  call ale#test#SetFilename('../test-files/php/project-without-php-cs-fixer/test.php')
 
   AssertEqual
   \ 'php-cs-fixer',
@@ -41,7 +41,7 @@ Execute(project without php-cs-fixer should use global):
 
 
 Execute(The php-cs-fixer callback should return the correct default values):
-  call ale#test#SetFilename('php_paths/project-without-php-cs-fixer/foo/test.php')
+  call ale#test#SetFilename('../test-files/php/project-without-php-cs-fixer/foo/test.php')
 
   AssertEqual
   \ {
@@ -54,7 +54,7 @@ Execute(The php-cs-fixer callback should return the correct default values):
 
 Execute(The php-cs-fixer callback should include custom php-cs-fixer options):
   let g:ale_php_cs_fixer_options = '--config="$HOME/.php_cs"'
-  call ale#test#SetFilename('php_paths/project-without-php-cs-fixer/test.php')
+  call ale#test#SetFilename('../test-files/php/project-without-php-cs-fixer/test.php')
 
   AssertEqual
   \ {
diff --git a/test/fixers/test_phpcbf_fixer_callback.vader b/test/fixers/test_phpcbf_fixer_callback.vader
index f7bcc2d8..2d44a44d 100644
--- a/test/fixers/test_phpcbf_fixer_callback.vader
+++ b/test/fixers/test_phpcbf_fixer_callback.vader
@@ -19,48 +19,48 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(project with phpcbf should use local by default):
-  call ale#test#SetFilename('php_paths/project-with-phpcbf/foo/test.php')
+  call ale#test#SetFilename('../test-files/php/project-with-phpcbf/foo/test.php')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/php_paths/project-with-phpcbf/vendor/bin/phpcbf'),
+  \ ale#path#Simplify(g:dir . '/../test-files/php/project-with-phpcbf/vendor/bin/phpcbf'),
   \ ale#fixers#phpcbf#GetExecutable(bufnr(''))
 
 Execute(use-global should override local detection):
   let g:ale_php_phpcbf_use_global = 1
-  call ale#test#SetFilename('php_paths/project-with-phpcbf/foo/test.php')
+  call ale#test#SetFilename('../test-files/php/project-with-phpcbf/foo/test.php')
 
   AssertEqual
   \ 'phpcbf_test',
   \ ale#fixers#phpcbf#GetExecutable(bufnr(''))
 
 Execute(project without phpcbf should use global):
-  call ale#test#SetFilename('php_paths/project-without-phpcbf/foo/test.php')
+  call ale#test#SetFilename('../test-files/php/project-without-phpcbf/foo/test.php')
 
   AssertEqual
   \ 'phpcbf_test',
   \ ale#fixers#phpcbf#GetExecutable(bufnr(''))
 
 Execute(The phpcbf callback should return the correct default values):
-  call ale#test#SetFilename('php_paths/project-with-phpcbf/foo/test.php')
+  call ale#test#SetFilename('../test-files/php/project-with-phpcbf/foo/test.php')
 
   AssertEqual
-  \ {'command': ale#Escape(ale#path#Simplify(g:dir . '/php_paths/project-with-phpcbf/vendor/bin/phpcbf')) . ' --stdin-path=%s  -' },
+  \ {'command': ale#Escape(ale#path#Simplify(g:dir . '/../test-files/php/project-with-phpcbf/vendor/bin/phpcbf')) . ' --stdin-path=%s  -' },
   \ ale#fixers#phpcbf#Fix(bufnr(''))
 
 Execute(The phpcbf callback should include the phpcbf_standard option):
   let g:ale_php_phpcbf_standard = 'phpcbf_ruleset.xml'
-  call ale#test#SetFilename('php_paths/project-with-phpcbf/foo/test.php')
+  call ale#test#SetFilename('../test-files/php/project-with-phpcbf/foo/test.php')
 
   AssertEqual
-  \ {'command': ale#Escape(ale#path#Simplify(g:dir . '/php_paths/project-with-phpcbf/vendor/bin/phpcbf')) . ' --stdin-path=%s ' . '--standard=phpcbf_ruleset.xml' . ' -'},
+  \ {'command': ale#Escape(ale#path#Simplify(g:dir . '/../test-files/php/project-with-phpcbf/vendor/bin/phpcbf')) . ' --stdin-path=%s ' . '--standard=phpcbf_ruleset.xml' . ' -'},
   \ ale#fixers#phpcbf#Fix(bufnr(''))
 
 Execute(User provided options should be used):
   let g:ale_php_phpcbf_options = '--my-user-provided-option my-value'
-  call ale#test#SetFilename('php_paths/project-with-phpcbf/foo/test.php')
+  call ale#test#SetFilename('../test-files/php/project-with-phpcbf/foo/test.php')
 
   AssertEqual
-  \ {'command': ale#Escape(ale#path#Simplify(g:dir . '/php_paths/project-with-phpcbf/vendor/bin/phpcbf')) . ' --stdin-path=%s ' . ale#Pad('--my-user-provided-option my-value') . ' -'},
+  \ {'command': ale#Escape(ale#path#Simplify(g:dir . '/../test-files/php/project-with-phpcbf/vendor/bin/phpcbf')) . ' --stdin-path=%s ' . ale#Pad('--my-user-provided-option my-value') . ' -'},
   \ ale#fixers#phpcbf#Fix(bufnr(''))
 
 
@@ -85,39 +85,39 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(project with phpcbf should use local by default):
-  call ale#test#SetFilename('php_paths/project-with-phpcbf/foo/test.php')
+  call ale#test#SetFilename('../test-files/php/project-with-phpcbf/foo/test.php')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/php_paths/project-with-phpcbf/vendor/bin/phpcbf'),
+  \ ale#path#Simplify(g:dir . '/../test-files/php/project-with-phpcbf/vendor/bin/phpcbf'),
   \ ale#fixers#phpcbf#GetExecutable(bufnr(''))
 
 Execute(use-global should override local detection):
   let g:ale_php_phpcbf_use_global = 1
-  call ale#test#SetFilename('php_paths/project-with-phpcbf/foo/test.php')
+  call ale#test#SetFilename('../test-files/php/project-with-phpcbf/foo/test.php')
 
   AssertEqual
   \ 'phpcbf_test',
   \ ale#fixers#phpcbf#GetExecutable(bufnr(''))
 
 Execute(project without phpcbf should use global):
-  call ale#test#SetFilename('php_paths/project-without-phpcbf/foo/test.php')
+  call ale#test#SetFilename('../test-files/php/project-without-phpcbf/foo/test.php')
 
   AssertEqual
   \ 'phpcbf_test',
   \ ale#fixers#phpcbf#GetExecutable(bufnr(''))
 
 Execute(The phpcbf callback should return the correct default values):
-  call ale#test#SetFilename('php_paths/project-with-phpcbf/foo/test.php')
+  call ale#test#SetFilename('../test-files/php/project-with-phpcbf/foo/test.php')
 
   AssertEqual
-  \ {'command': ale#Escape(ale#path#Simplify(g:dir . '/php_paths/project-with-phpcbf/vendor/bin/phpcbf')) . ' --stdin-path=%s  -' },
+  \ {'command': ale#Escape(ale#path#Simplify(g:dir . '/../test-files/php/project-with-phpcbf/vendor/bin/phpcbf')) . ' --stdin-path=%s  -' },
   \ ale#fixers#phpcbf#Fix(bufnr(''))
 
 Execute(The phpcbf callback should include the phpcbf_standard option):
   let g:ale_php_phpcbf_standard = 'phpcbf_ruleset.xml'
-  call ale#test#SetFilename('php_paths/project-with-phpcbf/foo/test.php')
+  call ale#test#SetFilename('../test-files/php/project-with-phpcbf/foo/test.php')
 
   AssertEqual
-  \ {'command': ale#Escape(ale#path#Simplify(g:dir . '/php_paths/project-with-phpcbf/vendor/bin/phpcbf')) . ' --stdin-path=%s ' . '--standard=phpcbf_ruleset.xml' . ' -'},
+  \ {'command': ale#Escape(ale#path#Simplify(g:dir . '/../test-files/php/project-with-phpcbf/vendor/bin/phpcbf')) . ' --stdin-path=%s ' . '--standard=phpcbf_ruleset.xml' . ' -'},
   \ ale#fixers#phpcbf#Fix(bufnr(''))
 
diff --git a/test/fixers/test_prettier_eslint_fixer.callback.vader b/test/fixers/test_prettier_eslint_fixer.callback.vader
index 9bd6baf7..cfdd1c78 100644
--- a/test/fixers/test_prettier_eslint_fixer.callback.vader
+++ b/test/fixers/test_prettier_eslint_fixer.callback.vader
@@ -30,7 +30,7 @@ Execute(Additional options should be used when set):
   \ }
 
 Execute(--eslint-config-path should be set for 4.2.0 and up):
-  call ale#test#SetFilename('eslint-test-files/react-app/foo/bar.js')
+  call ale#test#SetFilename('../test-files/eslint/react-app/foo/bar.js')
 
   GivenCommandOutput ['4.2.0']
   AssertFixer
@@ -39,12 +39,12 @@ Execute(--eslint-config-path should be set for 4.2.0 and up):
   \   'command':
   \     ale#Escape('prettier-eslint')
   \     . ' %t'
-  \     . ' --eslint-config-path ' . ale#Escape(ale#path#Simplify(g:dir . '/eslint-test-files/react-app/.eslintrc.js'))
+  \     . ' --eslint-config-path ' . ale#Escape(ale#test#GetFilename('../test-files/eslint/react-app/.eslintrc.js'))
   \     . ' --write'
   \ }
 
 Execute(--eslint-config-path shouldn't be used for older versions):
-  call ale#test#SetFilename('eslint-test-files/react-app/foo/bar.js')
+  call ale#test#SetFilename('../test-files/eslint/react-app/foo/bar.js')
 
   AssertFixer
   \ {
@@ -68,14 +68,14 @@ Execute(The version check should be correct):
   \]
 
 Execute(The new --stdin-filepath option should be used when the version is new enough):
-  call ale#test#SetFilename('eslint-test-files/react-app/foo/bar.js')
+  call ale#test#SetFilename('../test-files/eslint/react-app/foo/bar.js')
 
   GivenCommandOutput ['4.4.0']
   AssertFixer
   \ {
   \   'cwd': '%s:h',
   \   'command': ale#Escape('prettier-eslint')
-  \     . ' --eslint-config-path ' . ale#Escape(ale#path#Simplify(g:dir . '/eslint-test-files/react-app/.eslintrc.js'))
+  \     . ' --eslint-config-path ' . ale#Escape(ale#test#GetFilename('../test-files/eslint/react-app/.eslintrc.js'))
   \     . ' --stdin-filepath %s --stdin',
   \ }
 
diff --git a/test/fixers/test_prettier_fixer_callback.vader b/test/fixers/test_prettier_fixer_callback.vader
index 0857c4cb..7e7b661d 100644
--- a/test/fixers/test_prettier_fixer_callback.vader
+++ b/test/fixers/test_prettier_fixer_callback.vader
@@ -12,7 +12,7 @@ After:
   call ale#assert#TearDownFixerTest()
 
 Execute(The prettier callback should return the correct default values):
-  call ale#test#SetFilename('../prettier-test-files/testfile.js')
+  call ale#test#SetFilename('../test-files/prettier/testfile.js')
 
   AssertFixer
   \ {
@@ -24,7 +24,7 @@ Execute(The prettier callback should return the correct default values):
 
 Execute(The --config option should not be set automatically):
   let g:ale_javascript_prettier_use_local_config = 1
-  call ale#test#SetFilename('../prettier-test-files/with_config/testfile.js')
+  call ale#test#SetFilename('../test-files/prettier/with_config/testfile.js')
 
   AssertFixer
   \ {
@@ -36,7 +36,7 @@ Execute(The --config option should not be set automatically):
 
 Execute(The prettier callback should include custom prettier options):
   let g:ale_javascript_prettier_options = '--no-semi'
-  call ale#test#SetFilename('../prettier-test-files/with_config/testfile.js')
+  call ale#test#SetFilename('../test-files/prettier/with_config/testfile.js')
 
   AssertFixer
   \ {
@@ -48,7 +48,7 @@ Execute(The prettier callback should include custom prettier options):
   \ }
 
 Execute(The version check should be correct):
-  call ale#test#SetFilename('../prettier-test-files/testfile.js')
+  call ale#test#SetFilename('../test-files/prettier/testfile.js')
 
   AssertFixer [
   \ ale#Escape('prettier') . ' --version',
@@ -57,7 +57,7 @@ Execute(The version check should be correct):
 
 Execute(--stdin-filepath should be used when prettier is new enough):
   let g:ale_javascript_prettier_options = '--no-semi'
-  call ale#test#SetFilename('../prettier-test-files/with_config/testfile.js')
+  call ale#test#SetFilename('../test-files/prettier/with_config/testfile.js')
 
   GivenCommandOutput ['1.6.0']
   AssertFixer
@@ -69,7 +69,7 @@ Execute(--stdin-filepath should be used when prettier is new enough):
   \ }
 
 Execute(The version number should be cached):
-  call ale#test#SetFilename('../prettier-test-files/with_config/testfile.js')
+  call ale#test#SetFilename('../test-files/prettier/with_config/testfile.js')
 
   GivenCommandOutput ['1.6.0']
   AssertFixer
@@ -88,7 +88,7 @@ Execute(The version number should be cached):
   \ }
 
 Execute(Should set --parser to `babylon` by default, < 1.16.0):
-  call ale#test#SetFilename('../prettier-test-files/testfile')
+  call ale#test#SetFilename('../test-files/prettier/testfile')
 
   set filetype=javascript
 
@@ -102,7 +102,7 @@ Execute(Should set --parser to `babylon` by default, < 1.16.0):
   \ }
 
 Execute(Should set --parser to `babel` by default, >= 1.16.0):
-  call ale#test#SetFilename('../prettier-test-files/testfile')
+  call ale#test#SetFilename('../test-files/prettier/testfile')
 
   set filetype=javascript
 
@@ -116,7 +116,7 @@ Execute(Should set --parser to `babel` by default, >= 1.16.0):
   \ }
 
 Execute(Should set --parser based on filetype, TypeScript):
-  call ale#test#SetFilename('../prettier-test-files/testfile')
+  call ale#test#SetFilename('../test-files/prettier/testfile')
 
   set filetype=typescript
 
@@ -130,7 +130,7 @@ Execute(Should set --parser based on filetype, TypeScript):
   \ }
 
 Execute(Should set --parser based on filetype, CSS):
-  call ale#test#SetFilename('../prettier-test-files/testfile')
+  call ale#test#SetFilename('../test-files/prettier/testfile')
 
   set filetype=css
 
@@ -144,7 +144,7 @@ Execute(Should set --parser based on filetype, CSS):
   \ }
 
 Execute(Should set --parser based on filetype, LESS):
-  call ale#test#SetFilename('../prettier-test-files/testfile')
+  call ale#test#SetFilename('../test-files/prettier/testfile')
 
   set filetype=less
 
@@ -158,7 +158,7 @@ Execute(Should set --parser based on filetype, LESS):
   \ }
 
 Execute(Should set --parser based on filetype, SCSS):
-  call ale#test#SetFilename('../prettier-test-files/testfile')
+  call ale#test#SetFilename('../test-files/prettier/testfile')
 
   set filetype=scss
 
@@ -172,7 +172,7 @@ Execute(Should set --parser based on filetype, SCSS):
   \ }
 
 Execute(Should set --parser based on filetype, JSON):
-  call ale#test#SetFilename('../prettier-test-files/testfile')
+  call ale#test#SetFilename('../test-files/prettier/testfile')
 
   set filetype=json
 
@@ -186,7 +186,7 @@ Execute(Should set --parser based on filetype, JSON):
   \ }
 
 Execute(Should set --parser based on filetype, JSON5):
-  call ale#test#SetFilename('../prettier-test-files/testfile')
+  call ale#test#SetFilename('../test-files/prettier/testfile')
 
   set filetype=json5
 
@@ -200,7 +200,7 @@ Execute(Should set --parser based on filetype, JSON5):
   \ }
 
 Execute(Should set --parser based on filetype, GraphQL):
-  call ale#test#SetFilename('../prettier-test-files/testfile')
+  call ale#test#SetFilename('../test-files/prettier/testfile')
 
   set filetype=graphql
 
@@ -214,7 +214,7 @@ Execute(Should set --parser based on filetype, GraphQL):
   \ }
 
 Execute(Should set --parser based on filetype, Markdown):
-  call ale#test#SetFilename('../prettier-test-files/testfile')
+  call ale#test#SetFilename('../test-files/prettier/testfile')
 
   set filetype=markdown
 
@@ -228,7 +228,7 @@ Execute(Should set --parser based on filetype, Markdown):
   \ }
 
 Execute(Should set --parser based on filetype, Vue):
-  call ale#test#SetFilename('../prettier-test-files/testfile')
+  call ale#test#SetFilename('../test-files/prettier/testfile')
 
   set filetype=vue
 
@@ -242,7 +242,7 @@ Execute(Should set --parser based on filetype, Vue):
   \ }
 
 Execute(Should set --parser based on filetype, YAML):
-  call ale#test#SetFilename('../prettier-test-files/testfile')
+  call ale#test#SetFilename('../test-files/prettier/testfile')
 
   set filetype=yaml
 
@@ -256,7 +256,7 @@ Execute(Should set --parser based on filetype, YAML):
   \ }
 
 Execute(Should set --parser based on filetype, HTML):
-  call ale#test#SetFilename('../prettier-test-files/testfile')
+  call ale#test#SetFilename('../test-files/prettier/testfile')
 
   set filetype=html
 
@@ -270,7 +270,7 @@ Execute(Should set --parser based on filetype, HTML):
   \ }
 
 Execute(Should set --parser based on filetype, Ruby):
-  call ale#test#SetFilename('../prettier-test-files/testfile')
+  call ale#test#SetFilename('../test-files/prettier/testfile')
 
   set filetype=ruby
 
@@ -284,7 +284,7 @@ Execute(Should set --parser based on filetype, Ruby):
   \ }
 
 Execute(Should set --parser based on first filetype of multiple filetypes):
-  call ale#test#SetFilename('../prettier-test-files/testfile')
+  call ale#test#SetFilename('../test-files/prettier/testfile')
 
   set filetype=css.scss
 
@@ -298,7 +298,7 @@ Execute(Should set --parser based on first filetype of multiple filetypes):
   \ }
 
 Execute(Should set --parser for experimental language, Handlebars):
-  call ale#test#SetFilename('../prettier-test-files/testfile.hbs')
+  call ale#test#SetFilename('../test-files/prettier/testfile.hbs')
 
   set filetype=html.handlebars
 
@@ -312,7 +312,7 @@ Execute(Should set --parser for experimental language, Handlebars):
   \ }
 
 Execute(Changes to directory where .prettierignore is found):
-  call ale#test#SetFilename('../prettier-test-files/with_prettierignore/src/testfile.js')
+  call ale#test#SetFilename('../test-files/prettier/with_prettierignore/src/testfile.js')
 
   GivenCommandOutput ['1.6.0']
   AssertFixer
diff --git a/test/fixers/test_prettier_standard_callback.vader b/test/fixers/test_prettier_standard_callback.vader
index ab33fe20..d0cf4ecf 100644
--- a/test/fixers/test_prettier_standard_callback.vader
+++ b/test/fixers/test_prettier_standard_callback.vader
@@ -9,7 +9,7 @@ After:
   call ale#assert#TearDownFixerTest()
 
 Execute(The prettier callback should return the correct default values):
-  call ale#test#SetFilename('../prettier-test-files/testfile.js')
+  call ale#test#SetFilename('../test-files/prettier/testfile.js')
 
   AssertFixer
   \ {
diff --git a/test/fixers/test_puppetlint_fixer_callback.vader b/test/fixers/test_puppetlint_fixer_callback.vader
index 224d72ab..5ccb0137 100644
--- a/test/fixers/test_puppetlint_fixer_callback.vader
+++ b/test/fixers/test_puppetlint_fixer_callback.vader
@@ -17,7 +17,7 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The puppetlint callback should return the correct default values):
-  silent execute 'file ' . fnameescape(g:dir . '/puppet_paths/dummy.pp')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/puppet/dummy.pp')
 
   AssertEqual
   \ {'read_temporary_file': 1,
diff --git a/test/fixers/test_refmt_fixer_callback.vader b/test/fixers/test_refmt_fixer_callback.vader
index 9ec331e4..01b56bee 100644
--- a/test/fixers/test_refmt_fixer_callback.vader
+++ b/test/fixers/test_refmt_fixer_callback.vader
@@ -14,7 +14,7 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The refmt callback should return the correct default values):
-  call ale#test#SetFilename('../reasonml_files/testfile.re')
+  call ale#test#SetFilename('../test-files/reasonml/testfile.re')
 
   AssertEqual
   \ {
@@ -27,7 +27,7 @@ Execute(The refmt callback should return the correct default values):
 
 Execute(The refmt callback should include custom refmt options):
   let g:ale_reasonml_refmt_options = "-w 80"
-  call ale#test#SetFilename('../reasonml_files/testfile.re')
+  call ale#test#SetFilename('../test-files/reasonml/testfile.re')
 
   AssertEqual
   \ {
diff --git a/test/fixers/test_reorder_python_imports_fixer_callback.vader b/test/fixers/test_reorder_python_imports_fixer_callback.vader
index 30b64eb8..74f3715d 100644
--- a/test/fixers/test_reorder_python_imports_fixer_callback.vader
+++ b/test/fixers/test_reorder_python_imports_fixer_callback.vader
@@ -25,10 +25,10 @@ Execute(The reorder_python_imports callback should return the correct default va
   \ 0,
   \ ale#fixers#reorder_python_imports#Fix(bufnr(''))
 
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/with_virtualenv/subdir/foo/bar.py')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/with_virtualenv/subdir/foo/bar.py')
   AssertEqual
   \ {
-  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/env/'
+  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/env/'
   \     . b:bin_dir . '/reorder-python-imports')) . ' -',
   \ },
   \ ale#fixers#reorder_python_imports#Fix(bufnr(''))
@@ -40,10 +40,10 @@ Execute(The reorder_python_imports callback should respect custom options):
   \ 0,
   \ ale#fixers#reorder_python_imports#Fix(bufnr(''))
 
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/with_virtualenv/subdir/foo/bar.py')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/with_virtualenv/subdir/foo/bar.py')
   AssertEqual
   \ {
-  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/env/'
+  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/env/'
   \     . b:bin_dir . '/reorder-python-imports')) . ' --py3-plus -',
   \ },
   \ ale#fixers#reorder_python_imports#Fix(bufnr(''))
diff --git a/test/fixers/test_rubocop_fixer_callback.vader b/test/fixers/test_rubocop_fixer_callback.vader
index 84579d31..2029df23 100644
--- a/test/fixers/test_rubocop_fixer_callback.vader
+++ b/test/fixers/test_rubocop_fixer_callback.vader
@@ -17,7 +17,7 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The rubocop callback should return the correct default values):
-  call ale#test#SetFilename('ruby_paths/dummy.rb')
+  call ale#test#SetFilename('../test-files/ruby/dummy.rb')
 
   AssertEqual
   \ {
@@ -28,26 +28,26 @@ Execute(The rubocop callback should return the correct default values):
   \ ale#fixers#rubocop#Fix(bufnr(''))
 
 Execute(The rubocop callback should include configuration files):
-  call ale#test#SetFilename('ruby_paths/with_config/dummy.rb')
+  call ale#test#SetFilename('../test-files/ruby/with_config/dummy.rb')
 
   AssertEqual
   \ {
   \   'process_with': 'ale#fixers#rubocop#PostProcess',
   \   'command': ale#Escape(g:ale_ruby_rubocop_executable)
-  \     . ' --config ' . ale#Escape(ale#path#Simplify(g:dir . '/ruby_paths/with_config/.rubocop.yml'))
+  \     . ' --config ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/ruby/with_config/.rubocop.yml'))
   \     . ' --auto-correct --force-exclusion --stdin %s',
   \ },
   \ ale#fixers#rubocop#Fix(bufnr(''))
 
 Execute(The rubocop callback should include custom rubocop options):
   let g:ale_ruby_rubocop_options = '--except Lint/Debugger'
-  call ale#test#SetFilename('ruby_paths/with_config/dummy.rb')
+  call ale#test#SetFilename('../test-files/ruby/with_config/dummy.rb')
 
   AssertEqual
   \ {
   \   'process_with': 'ale#fixers#rubocop#PostProcess',
   \   'command': ale#Escape(g:ale_ruby_rubocop_executable)
-  \     . ' --config ' . ale#Escape(ale#path#Simplify(g:dir . '/ruby_paths/with_config/.rubocop.yml'))
+  \     . ' --config ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/ruby/with_config/.rubocop.yml'))
   \     . ' --except Lint/Debugger'
   \     . ' --auto-correct --force-exclusion --stdin %s',
   \ },
@@ -55,13 +55,13 @@ Execute(The rubocop callback should include custom rubocop options):
 
 Execute(The rubocop callback should use auto-correct-all option when set):
   let g:ale_ruby_rubocop_auto_correct_all = 1
-  call ale#test#SetFilename('ruby_paths/with_config/dummy.rb')
+  call ale#test#SetFilename('../test-files/ruby/with_config/dummy.rb')
 
   AssertEqual
   \ {
   \   'process_with': 'ale#fixers#rubocop#PostProcess',
   \   'command': ale#Escape(g:ale_ruby_rubocop_executable)
-  \     . ' --config ' . ale#Escape(ale#path#Simplify(g:dir . '/ruby_paths/with_config/.rubocop.yml'))
+  \     . ' --config ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/ruby/with_config/.rubocop.yml'))
   \     . ' --auto-correct-all --force-exclusion --stdin %s'
   \ },
   \ ale#fixers#rubocop#Fix(bufnr(''))
diff --git a/test/fixers/test_rufo_fixer_callback.vader b/test/fixers/test_rufo_fixer_callback.vader
index 98108efc..54361784 100644
--- a/test/fixers/test_rufo_fixer_callback.vader
+++ b/test/fixers/test_rufo_fixer_callback.vader
@@ -14,14 +14,14 @@ After:
 
 Execute(The rufo command should contain `bundle exec` when executable is `bundle`):
   let g:ale_ruby_rufo_executable = 'bundle'
-  call ale#test#SetFilename('ruby_paths/dummy.rb')
+  call ale#test#SetFilename('../test-files/ruby/dummy.rb')
 
   AssertEqual
   \ ale#Escape('bundle') . ' exec rufo %t',
   \ ale#fixers#rufo#GetCommand(bufnr(''))
 
 Execute(The rufo callback should return the correct default values):
-  call ale#test#SetFilename('ruby_paths/dummy.rb')
+  call ale#test#SetFilename('../test-files/ruby/dummy.rb')
 
   AssertEqual
   \ {
diff --git a/test/fixers/test_rustfmt_fixer_callback.vader b/test/fixers/test_rustfmt_fixer_callback.vader
index 95c78dea..98761c94 100644
--- a/test/fixers/test_rustfmt_fixer_callback.vader
+++ b/test/fixers/test_rustfmt_fixer_callback.vader
@@ -1,34 +1,16 @@
 Before:
-  Save g:ale_rust_rustfmt_executable
-  Save g:ale_rust_rustfmt_options
-
-  " Use an invalid global executable, so we don't match it.
-  let g:ale_rust_rustfmt_executable = 'xxxinvalid'
-  let g:ale_rust_rustfmt_options = ''
-
-  call ale#test#SetDirectory('/testplugin/test/fixers')
+  call ale#assert#SetUpFixerTest('rust', 'rustfmt')
 
 After:
-  Restore
-
-  call ale#test#RestoreDirectory()
+  call ale#assert#TearDownFixerTest()
 
 Execute(The rustfmt callback should return the correct default values):
-  call ale#test#SetFilename('../rust_files/testfile.rs')
+  call ale#test#SetFilename('../test-files/rust/testfile.rs')
 
-  AssertEqual
-  \ {
-  \   'command': ale#Escape('xxxinvalid'),
-  \ },
-  \ ale#fixers#rustfmt#Fix(bufnr(''))
+  AssertFixer {'command': ale#Escape('rustfmt')}
 
 Execute(The rustfmt callback should include custom rustfmt options):
   let g:ale_rust_rustfmt_options = "--skip-children"
-  call ale#test#SetFilename('../rust_files/testfile.rs')
+  call ale#test#SetFilename('../test-files/rust/testfile.rs')
 
-  AssertEqual
-  \ {
-  \   'command': ale#Escape('xxxinvalid')
-  \     . ' ' . g:ale_rust_rustfmt_options,
-  \ },
-  \ ale#fixers#rustfmt#Fix(bufnr(''))
+  AssertFixer {'command': ale#Escape('rustfmt') . ' ' . g:ale_rust_rustfmt_options}
diff --git a/test/fixers/test_scalafmt_fixer_callback.vader b/test/fixers/test_scalafmt_fixer_callback.vader
index d82fda43..94f544a1 100644
--- a/test/fixers/test_scalafmt_fixer_callback.vader
+++ b/test/fixers/test_scalafmt_fixer_callback.vader
@@ -17,7 +17,7 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The scalafmt callback should return the correct default values):
-  call ale#test#SetFilename('scala_paths/dummy.scala')
+  call ale#test#SetFilename('../test-files/scala/dummy.scala')
 
   AssertEqual
   \ {
@@ -29,7 +29,7 @@ Execute(The scalafmt callback should return the correct default values):
 
 Execute(The scalafmt callback should use ng with scalafmt automatically):
   let g:ale_scala_scalafmt_executable = 'ng'
-  call ale#test#SetFilename('scala_paths/dummy.scala')
+  call ale#test#SetFilename('../test-files/scala/dummy.scala')
 
   AssertEqual
   \ {
@@ -42,7 +42,7 @@ Execute(The scalafmt callback should use ng with scalafmt automatically):
 
 Execute(The scalafmt callback should include custom scalafmt options):
   let g:ale_scala_scalafmt_options = '--diff'
-  call ale#test#SetFilename('scala_paths/dummy.scala')
+  call ale#test#SetFilename('../test-files/scala/dummy.scala')
 
   AssertEqual
   \ {
@@ -56,7 +56,7 @@ Execute(The scalafmt callback should include custom scalafmt options):
 Execute(The scalafmt callback should include custom scalafmt options and use ng with scalafmt):
   let g:ale_scala_scalafmt_options = '--diff'
   let g:ale_scala_scalafmt_executable = 'ng'
-  call ale#test#SetFilename('scala_paths/dummy.scala')
+  call ale#test#SetFilename('../test-files/scala/dummy.scala')
 
   AssertEqual
   \ {
diff --git a/test/fixers/test_sorbet_fixer_callback.vader b/test/fixers/test_sorbet_fixer_callback.vader
index 71870e4c..deb2b4e0 100644
--- a/test/fixers/test_sorbet_fixer_callback.vader
+++ b/test/fixers/test_sorbet_fixer_callback.vader
@@ -18,7 +18,7 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The sorbet callback should return the correct default values):
-  call ale#test#SetFilename('ruby_paths/dummy.rb')
+  call ale#test#SetFilename('../test-files/ruby/dummy.rb')
 
   AssertEqual
   \ {
@@ -30,7 +30,7 @@ Execute(The sorbet callback should return the correct default values):
 
 Execute(The sorbet callback should include custom sorbet options):
   let g:ale_ruby_sorbet_options = '--enable-experimental-lsp-hover'
-  call ale#test#SetFilename('ruby_paths/with_config/dummy.rb')
+  call ale#test#SetFilename('../test-files/ruby/with_config/dummy.rb')
 
   AssertEqual
   \ {
diff --git a/test/fixers/test_standard_fixer_callback.vader b/test/fixers/test_standard_fixer_callback.vader
index f5e9c487..9f5eb0e9 100644
--- a/test/fixers/test_standard_fixer_callback.vader
+++ b/test/fixers/test_standard_fixer_callback.vader
@@ -8,13 +8,13 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The executable path should be correct):
-  call ale#test#SetFilename('../eslint-test-files/react-app/subdir/testfile.js')
+  call ale#test#SetFilename('../test-files/eslint/react-app/subdir/testfile.js')
 
   AssertEqual
   \ {
   \   'read_temporary_file': 1,
   \   'command': (has('win32') ? 'node.exe ' : '')
-  \     . ale#Escape(ale#path#Simplify(g:dir . '/../eslint-test-files/react-app/node_modules/standard/bin/cmd.js'))
+  \     . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/eslint/react-app/node_modules/standard/bin/cmd.js'))
   \     . ' --fix --stdin < %s > %t',
   \ },
   \ ale#fixers#standard#Fix(bufnr(''))
diff --git a/test/fixers/test_standardrb_fixer_callback.vader b/test/fixers/test_standardrb_fixer_callback.vader
index d315651f..31684c29 100644
--- a/test/fixers/test_standardrb_fixer_callback.vader
+++ b/test/fixers/test_standardrb_fixer_callback.vader
@@ -17,7 +17,7 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The standardrb callback should return the correct default values):
-  call ale#test#SetFilename('ruby_paths/dummy.rb')
+  call ale#test#SetFilename('../test-files/ruby/dummy.rb')
 
   AssertEqual
   \ {
@@ -28,26 +28,26 @@ Execute(The standardrb callback should return the correct default values):
   \ ale#fixers#standardrb#Fix(bufnr(''))
 
 Execute(The standardrb callback should include configuration files):
-  call ale#test#SetFilename('ruby_paths/with_config/dummy.rb')
+  call ale#test#SetFilename('../test-files/ruby/with_config/dummy.rb')
 
   AssertEqual
   \ {
   \   'process_with': 'ale#fixers#rubocop#PostProcess',
   \   'command': ale#Escape(g:ale_ruby_standardrb_executable)
-  \     . ' --config ' . ale#Escape(ale#path#Simplify(g:dir . '/ruby_paths/with_config/.standard.yml'))
+  \     . ' --config ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/ruby/with_config/.standard.yml'))
   \     . ' --fix --force-exclusion --stdin %s',
   \ },
   \ ale#fixers#standardrb#Fix(bufnr(''))
 
 Execute(The standardrb callback should include custom rubocop options):
   let g:ale_ruby_standardrb_options = '--except Lint/Debugger'
-  call ale#test#SetFilename('ruby_paths/with_config/dummy.rb')
+  call ale#test#SetFilename('../test-files/ruby/with_config/dummy.rb')
 
   AssertEqual
   \ {
   \   'process_with': 'ale#fixers#rubocop#PostProcess',
   \   'command': ale#Escape(g:ale_ruby_standardrb_executable)
-  \     . ' --config ' . ale#Escape(ale#path#Simplify(g:dir . '/ruby_paths/with_config/.standard.yml'))
+  \     . ' --config ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/ruby/with_config/.standard.yml'))
   \     . ' --except Lint/Debugger'
   \     . ' --fix --force-exclusion --stdin %s',
   \ },
diff --git a/test/fixers/test_stylelint_fixer_callback.vader b/test/fixers/test_stylelint_fixer_callback.vader
index 95f91f91..3c843975 100644
--- a/test/fixers/test_stylelint_fixer_callback.vader
+++ b/test/fixers/test_stylelint_fixer_callback.vader
@@ -9,28 +9,28 @@ After:
   call ale#assert#TearDownFixerTest()
 
 Execute(The stylelint callback should return the correct default values):
-  call ale#test#SetFilename('../eslint-test-files/react-app/subdir/testfile.css')
+  call ale#test#SetFilename('../test-files/eslint/react-app/subdir/testfile.css')
 
   AssertFixer
   \ {
   \   'read_temporary_file': 1,
   \   'cwd': '%s:h',
   \   'command': (has('win32') ? 'node.exe ' : '')
-  \     . ale#Escape(ale#path#Simplify(g:dir . '/../eslint-test-files/react-app/node_modules/stylelint/bin/stylelint.js'))
+  \     . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/eslint/react-app/node_modules/stylelint/bin/stylelint.js'))
   \     . ' %t'
   \     . ' --fix',
   \ }
 
 Execute(The stylelint callback should include custom stylelint options):
   let g:ale_stylelint_options = '--cache'
-  call ale#test#SetFilename('../eslint-test-files/react-app/subdir/testfile.css')
+  call ale#test#SetFilename('../test-files/eslint/react-app/subdir/testfile.css')
 
   AssertFixer
   \ {
   \   'read_temporary_file': 1,
   \   'cwd': '%s:h',
   \   'command': (has('win32') ? 'node.exe ' : '')
-  \     . ale#Escape(ale#path#Simplify(g:dir . '/../eslint-test-files/react-app/node_modules/stylelint/bin/stylelint.js'))
+  \     . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/eslint/react-app/node_modules/stylelint/bin/stylelint.js'))
   \     . ' %t'
   \     . ' --cache'
   \     . ' --fix',
diff --git a/test/fixers/test_swiftformat_fixer_callback.vader b/test/fixers/test_swiftformat_fixer_callback.vader
index e3674ded..d307c2b1 100644
--- a/test/fixers/test_swiftformat_fixer_callback.vader
+++ b/test/fixers/test_swiftformat_fixer_callback.vader
@@ -15,7 +15,7 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The swiftformat callback should return the correct default values):
-  call ale#test#SetFilename('swift_paths/dummy.swift')
+  call ale#test#SetFilename('../test-files/swift/dummy.swift')
 
   AssertEqual
   \ {
@@ -26,7 +26,7 @@ Execute(The swiftformat callback should return the correct default values):
   \ ale#fixers#swiftformat#Fix(bufnr(''))
 
 Execute(The swiftformat callback should include any additional options):
-  call ale#test#SetFilename('swift_paths/dummy.swift')
+  call ale#test#SetFilename('../test-files/swift/dummy.swift')
   let g:ale_swift_swiftformat_options = '--some-option'
 
   AssertEqual
diff --git a/test/fixers/test_textlint_fixer_callback.vader b/test/fixers/test_textlint_fixer_callback.vader
index 2848cfa5..5b6c5b7a 100644
--- a/test/fixers/test_textlint_fixer_callback.vader
+++ b/test/fixers/test_textlint_fixer_callback.vader
@@ -16,7 +16,7 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The textlint callback should return the correct default values):
-  call ale#test#SetFilename('../markdown_files/testfile.md')
+  call ale#test#SetFilename('../test-files/markdown/testfile.md')
 
   AssertEqual
   \ {
@@ -29,7 +29,7 @@ Execute(The textlint callback should return the correct default values):
 
 Execute(The textlint callback should include custom textlint options):
   let g:ale_textlint_options = "--quiet"
-  call ale#test#SetFilename('../markdown_files/testfile.md')
+  call ale#test#SetFilename('../test-files/markdown/testfile.md')
 
   AssertEqual
   \ {
diff --git a/test/fixers/test_tidy_fixer_callback.vader b/test/fixers/test_tidy_fixer_callback.vader
index 5677d8fd..a588d75e 100644
--- a/test/fixers/test_tidy_fixer_callback.vader
+++ b/test/fixers/test_tidy_fixer_callback.vader
@@ -1,7 +1,7 @@
 Before:
   Save g:ale_html_tidy_executable
 
-  let g:ale_html_tidy_executable = 'tidy_paths/tidy'
+  let g:ale_html_tidy_executable = '../test-files/tidy/tidy'
 
   call ale#test#SetDirectory('/testplugin/test/fixers')
 
@@ -23,7 +23,7 @@ Execute(The tidy callback should return 0 if tidy not found):
 Execute(The tidy callback should return the correct default command):
   AssertEqual
   \ {
-  \   'command': ale#Escape('tidy_paths/tidy')
+  \   'command': ale#Escape('../test-files/tidy/tidy')
   \     . ' -q --tidy-mark no --show-errors 0 --show-warnings 0'
   \ },
   \ ale#fixers#tidy#Fix(bufnr(''))
diff --git a/test/fixers/test_tslint_fixer_callback.vader b/test/fixers/test_tslint_fixer_callback.vader
index a88992fa..2bcbddf7 100644
--- a/test/fixers/test_tslint_fixer_callback.vader
+++ b/test/fixers/test_tslint_fixer_callback.vader
@@ -20,7 +20,7 @@ After:
 
 Execute(The tslint callback should return the correct default values):
   let g:ale_typescript_tslint_config_path = 'tslint.json'
-  call ale#test#SetFilename('../prettier-test-files/testfile.ts')
+  call ale#test#SetFilename('../test-files/prettier/testfile.ts')
 
   AssertEqual
   \ {
@@ -33,7 +33,7 @@ Execute(The tslint callback should return the correct default values):
 
 Execute(The tslint callback should include custom tslint config option):
   let g:ale_typescript_tslint_config_path = '.tslintrc'
-  call ale#test#SetFilename('../prettier-test-files/testfile.ts')
+  call ale#test#SetFilename('../test-files/prettier/testfile.ts')
 
   AssertEqual
   \ {
diff --git a/test/fixers/test_uncrustify_fixer_callback.vader b/test/fixers/test_uncrustify_fixer_callback.vader
index 8ef4e79b..6c7f6b5d 100644
--- a/test/fixers/test_uncrustify_fixer_callback.vader
+++ b/test/fixers/test_uncrustify_fixer_callback.vader
@@ -15,7 +15,7 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The clang-format callback should return the correct default values):
-  call ale#test#SetFilename('c_paths/dummy.c')
+  call ale#test#SetFilename('../test-files/c/dummy.c')
 
   AssertEqual
   \ {
@@ -25,7 +25,7 @@ Execute(The clang-format callback should return the correct default values):
   \ ale#fixers#uncrustify#Fix(bufnr(''))
 
 Execute(The uncrustify callback should include any additional options):
-  call ale#test#SetFilename('c_paths/dummy.c')
+  call ale#test#SetFilename('../test-files/c/dummy.c')
   let b:ale_c_uncrustify_options = '--some-option'
 
   AssertEqual
diff --git a/test/fixers/test_xo_fixer_callback.vader b/test/fixers/test_xo_fixer_callback.vader
index a473606e..fe2da8cc 100644
--- a/test/fixers/test_xo_fixer_callback.vader
+++ b/test/fixers/test_xo_fixer_callback.vader
@@ -7,38 +7,38 @@ After:
   call ale#assert#TearDownFixerTest()
 
 Execute(The xo callback should return the correct default values):
-  call ale#test#SetFilename('../xo-test-files/monorepo/packages/a/index.js')
+  call ale#test#SetFilename('../test-files/xo/monorepo/packages/a/index.js')
 
   AssertFixer
   \ {
   \   'read_temporary_file': 1,
   \   'command': (has('win32') ? 'node.exe ' : '')
-  \     . ale#Escape(ale#path#Simplify(g:dir . '/../xo-test-files/monorepo/node_modules/xo/cli.js'))
+  \     . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/xo/monorepo/node_modules/xo/cli.js'))
   \     . ' --fix %t',
   \ }
 
 Execute(The xo callback should include custom xo options):
   let g:ale_javascript_xo_options = '--space'
-  call ale#test#SetFilename('../xo-test-files/monorepo/packages/a/index.js')
+  call ale#test#SetFilename('../test-files/xo/monorepo/packages/a/index.js')
 
   AssertFixer
   \ {
   \   'read_temporary_file': 1,
   \   'command': (has('win32') ? 'node.exe ' : '')
-  \     . ale#Escape(ale#path#Simplify(g:dir . '/../xo-test-files/monorepo/node_modules/xo/cli.js'))
+  \     . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/xo/monorepo/node_modules/xo/cli.js'))
   \     . ' --fix %t'
   \     . ' --space',
   \ }
 
 Execute(--stdin should be used when xo is new enough):
   let g:ale_javascript_xo_options = '--space'
-  call ale#test#SetFilename('../xo-test-files/monorepo/packages/a/index.js')
+  call ale#test#SetFilename('../test-files/xo/monorepo/packages/a/index.js')
 
   GivenCommandOutput ['0.30.0']
   AssertFixer
   \ {
   \   'command': (has('win32') ? 'node.exe ' : '')
-  \     . ale#Escape(ale#path#Simplify(g:dir . '/../xo-test-files/monorepo/node_modules/xo/cli.js'))
+  \     . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/xo/monorepo/node_modules/xo/cli.js'))
   \     . ' --stdin --stdin-filename %s'
   \     . ' --fix'
   \     . ' --space',
diff --git a/test/fixers/test_xots_fixer_callback.vader b/test/fixers/test_xots_fixer_callback.vader
index 5c7fa1d1..61a22e62 100644
--- a/test/fixers/test_xots_fixer_callback.vader
+++ b/test/fixers/test_xots_fixer_callback.vader
@@ -7,38 +7,38 @@ After:
   call ale#assert#TearDownFixerTest()
 
 Execute(The xo callback should return the correct default values):
-  call ale#test#SetFilename('../xo-test-files/monorepo/packages/a/index.ts')
+  call ale#test#SetFilename('../test-files/xo/monorepo/packages/a/index.ts')
 
   AssertFixer
   \ {
   \   'read_temporary_file': 1,
   \   'command': (has('win32') ? 'node.exe ' : '')
-  \     . ale#Escape(ale#path#Simplify(g:dir . '/../xo-test-files/monorepo/node_modules/xo/cli.js'))
+  \     . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/xo/monorepo/node_modules/xo/cli.js'))
   \     . ' --fix %t',
   \ }
 
 Execute(The xo callback should include custom xo options):
   let g:ale_typescript_xo_options = '--space'
-  call ale#test#SetFilename('../xo-test-files/monorepo/packages/a/index.ts')
+  call ale#test#SetFilename('../test-files/xo/monorepo/packages/a/index.ts')
 
   AssertFixer
   \ {
   \   'read_temporary_file': 1,
   \   'command': (has('win32') ? 'node.exe ' : '')
-  \     . ale#Escape(ale#path#Simplify(g:dir . '/../xo-test-files/monorepo/node_modules/xo/cli.js'))
+  \     . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/xo/monorepo/node_modules/xo/cli.js'))
   \     . ' --fix %t'
   \     . ' --space',
   \ }
 
 Execute(--stdin should be used when xo is new enough):
   let g:ale_typescript_xo_options = '--space'
-  call ale#test#SetFilename('../xo-test-files/monorepo/packages/a/index.ts')
+  call ale#test#SetFilename('../test-files/xo/monorepo/packages/a/index.ts')
 
   GivenCommandOutput ['0.30.0']
   AssertFixer
   \ {
   \   'command': (has('win32') ? 'node.exe ' : '')
-  \     . ale#Escape(ale#path#Simplify(g:dir . '/../xo-test-files/monorepo/node_modules/xo/cli.js'))
+  \     . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/xo/monorepo/node_modules/xo/cli.js'))
   \     . ' --stdin --stdin-filename %s'
   \     . ' --fix'
   \     . ' --space',
diff --git a/test/fixers/test_yamlfix_fixer_callback.vader b/test/fixers/test_yamlfix_fixer_callback.vader
index 75b9f0ad..4038de16 100644
--- a/test/fixers/test_yamlfix_fixer_callback.vader
+++ b/test/fixers/test_yamlfix_fixer_callback.vader
@@ -16,22 +16,22 @@ Execute(The yamlfix callback should return the correct default values):
   \ 0,
   \ ale#fixers#yamlfix#Fix(bufnr(''))
 
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/with_virtualenv/subdir/foo/bar.yaml')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/with_virtualenv/subdir/foo/bar.yaml')
   AssertEqual
   \ {
   \   'cwd': '%s:h',
-  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/yamlfix')) . ' -',
+  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/yamlfix')) . ' -',
   \ },
   \ ale#fixers#yamlfix#Fix(bufnr(''))
 
 Execute(The yamlfix callback should respect custom options):
   let g:ale_yaml_yamlfix_options = '--multi-line=3 --trailing-comma'
 
-  silent execute 'file ' . fnameescape(g:dir . '/python_paths/with_virtualenv/subdir/foo/bar.yaml')
+  silent execute 'file ' . fnameescape(g:dir . '/../test-files/python/with_virtualenv/subdir/foo/bar.yaml')
   AssertEqual
   \ {
   \   'cwd': '%s:h',
-  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/yamlfix'))
+  \   'command': ale#Escape(ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/yamlfix'))
   \     . ' --multi-line=3 --trailing-comma -',
   \ },
   \ ale#fixers#yamlfix#Fix(bufnr(''))
diff --git a/test/fixers/test_yapf_fixer_callback.vader b/test/fixers/test_yapf_fixer_callback.vader
index cfc508cc..2f7a12b7 100644
--- a/test/fixers/test_yapf_fixer_callback.vader
+++ b/test/fixers/test_yapf_fixer_callback.vader
@@ -23,20 +23,20 @@ Execute(The yapf callback should return the correct default values):
   \ 0,
   \ ale#fixers#yapf#Fix(bufnr(''))
 
-  call ale#test#SetFilename('python_paths/with_virtualenv/subdir/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/with_virtualenv/subdir/foo/bar.py')
 
   AssertEqual
-  \ {'command': ale#Escape(ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/yapf'))},
+  \ {'command': ale#Escape(ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/yapf'))},
   \ ale#fixers#yapf#Fix(bufnr(''))
   \
 Execute(The yapf should include the .style.yapf file if present):
-  call ale#test#SetFilename('python_paths/with_virtualenv/dir_with_yapf_config/foo/bar.py')
+  call ale#test#SetFilename('../test-files/python/with_virtualenv/dir_with_yapf_config/foo/bar.py')
 
   AssertEqual
   \ {
   \   'command':
-  \     ale#Escape(ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/yapf'))
+  \     ale#Escape(ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/env/' . b:bin_dir . '/yapf'))
   \     . ' --no-local-style'
-  \     . ' --style ' . ale#Escape(ale#path#Simplify(g:dir . '/python_paths/with_virtualenv/dir_with_yapf_config/.style.yapf')),
+  \     . ' --style ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/python/with_virtualenv/dir_with_yapf_config/.style.yapf')),
   \ },
   \ ale#fixers#yapf#Fix(bufnr(''))
diff --git a/test/handler/test_brakeman_handler.vader b/test/handler/test_brakeman_handler.vader
index 02eb31b0..ad5376f7 100644
--- a/test/handler/test_brakeman_handler.vader
+++ b/test/handler/test_brakeman_handler.vader
@@ -8,7 +8,7 @@ After:
   call ale#linter#Reset()
 
 Execute(The brakeman handler should parse JSON correctly):
-  call ale#test#SetFilename('../ruby_fixtures/valid_rails_app/app/models/thing.rb')
+  call ale#test#SetFilename('../test-files/ruby/valid_rails_app/app/models/thing.rb')
 
   AssertEqual
   \  [
diff --git a/test/handler/test_lacheck_handler.vader b/test/handler/test_lacheck_handler.vader
index 0bcc3be8..5a4f92dd 100644
--- a/test/handler/test_lacheck_handler.vader
+++ b/test/handler/test_lacheck_handler.vader
@@ -8,7 +8,7 @@ After:
 
 Execute(The lacheck handler should parse lines correctly):
 
-  call ale#test#SetFilename('command_callback/tex_paths/sample1.tex')
+  call ale#test#SetFilename('command_callback/../test-files/tex/sample1.tex')
 
   AssertEqual
   \ [
diff --git a/test/handler/test_rails_best_practices_handler.vader b/test/handler/test_rails_best_practices_handler.vader
index 9875e977..f6d69eee 100644
--- a/test/handler/test_rails_best_practices_handler.vader
+++ b/test/handler/test_rails_best_practices_handler.vader
@@ -9,7 +9,7 @@ After:
   call ale#linter#Reset()
 
 Execute(The rails_best_practices handler should parse JSON correctly):
-  call ale#test#SetFilename('ruby_fixtures/valid_rails_app/app/models/thing.rb')
+  call ale#test#SetFilename('test-files/ruby/valid_rails_app/app/models/thing.rb')
 
   AssertEqual
   \  [
diff --git a/test/handler/test_terraform_handler.vader b/test/handler/test_terraform_handler.vader
index 73730b0b..d054cb3b 100644
--- a/test/handler/test_terraform_handler.vader
+++ b/test/handler/test_terraform_handler.vader
@@ -1,7 +1,7 @@
 Before:
   " Load the file which defines the linter.
   runtime ale_linters/terraform/terraform.vim
-  call ale#test#SetDirectory('/testplugin/test/terraform_files')
+  call ale#test#SetDirectory('/testplugin/test/test-files/terraform')
   call ale#test#SetFilename('providers.tf')
 
 After:
diff --git a/test/dumb_named_pipe_server.py b/test/script/dumb_named_pipe_server.py
index a77e538c..a77e538c 100644
--- a/test/dumb_named_pipe_server.py
+++ b/test/script/dumb_named_pipe_server.py
diff --git a/test/dumb_tcp_client.py b/test/script/dumb_tcp_client.py
index 3a728b02..3a728b02 100644
--- a/test/dumb_tcp_client.py
+++ b/test/script/dumb_tcp_client.py
diff --git a/test/dumb_tcp_server.py b/test/script/dumb_tcp_server.py
index c15db65e..c15db65e 100644
--- a/test/dumb_tcp_server.py
+++ b/test/script/dumb_tcp_server.py
diff --git a/test/test-files/.gitignore b/test/test-files/.gitignore
new file mode 100644
index 00000000..7d6563e0
--- /dev/null
+++ b/test/test-files/.gitignore
@@ -0,0 +1,2 @@
+# Don't ignore hidden files for this directory
+!.*
diff --git a/test/ada_files/testfile.adb b/test/test-files/ada/testfile.adb
index e69de29b..e69de29b 100644
--- a/test/ada_files/testfile.adb
+++ b/test/test-files/ada/testfile.adb
diff --git a/test/command_callback/alex-node-modules-2/node_modules/alex/cli.js b/test/test-files/alex/node-modules-2/node_modules/alex/cli.js
index e69de29b..e69de29b 100644
--- a/test/command_callback/alex-node-modules-2/node_modules/alex/cli.js
+++ b/test/test-files/alex/node-modules-2/node_modules/alex/cli.js
diff --git a/test/command_callback/alex-node-modules/node_modules/.bin/alex b/test/test-files/alex/node-modules/node_modules/.bin/alex
index e69de29b..e69de29b 100644
--- a/test/command_callback/alex-node-modules/node_modules/.bin/alex
+++ b/test/test-files/alex/node-modules/node_modules/.bin/alex
diff --git a/test/ant-test-files/ant-project/build.xml b/test/test-files/angular/node_modules/@angular/language-server/bin/ngserver
index e69de29b..e69de29b 100644
--- a/test/ant-test-files/ant-project/build.xml
+++ b/test/test-files/angular/node_modules/@angular/language-server/bin/ngserver
diff --git a/test/command_callback/java_paths/build/gen/main/java/com/something/dummy b/test/test-files/angular/node_modules/@angular/language-service/dummy
index e69de29b..e69de29b 100644
--- a/test/command_callback/java_paths/build/gen/main/java/com/something/dummy
+++ b/test/test-files/angular/node_modules/@angular/language-service/dummy
diff --git a/test/ant-test-files/bin/ant b/test/test-files/ant/ant-project/build.xml
index e69de29b..e69de29b 100755..100644
--- a/test/ant-test-files/bin/ant
+++ b/test/test-files/ant/ant-project/build.xml
diff --git a/test/ant-test-files/bin/ant.exe b/test/test-files/ant/bin/ant
index e69de29b..e69de29b 100755
--- a/test/ant-test-files/bin/ant.exe
+++ b/test/test-files/ant/bin/ant
diff --git a/test/command_callback/bazel_paths/BUILD b/test/test-files/ant/bin/ant.exe
index e69de29b..e69de29b 100644..100755
--- a/test/command_callback/bazel_paths/BUILD
+++ b/test/test-files/ant/bin/ant.exe
diff --git a/test/command_callback/bazel_paths/WORKSPACE b/test/test-files/bazel/BUILD
index e69de29b..e69de29b 100644
--- a/test/command_callback/bazel_paths/WORKSPACE
+++ b/test/test-files/bazel/BUILD
diff --git a/test/command_callback/bazel_paths/defs.bzl b/test/test-files/bazel/WORKSPACE
index e69de29b..e69de29b 100644
--- a/test/command_callback/bazel_paths/defs.bzl
+++ b/test/test-files/bazel/WORKSPACE
diff --git a/test/command_callback/bib_paths/dummy.bib b/test/test-files/bazel/defs.bzl
index e69de29b..e69de29b 100644
--- a/test/command_callback/bib_paths/dummy.bib
+++ b/test/test-files/bazel/defs.bzl
diff --git a/test/command_callback/c_paths/dummy.c b/test/test-files/bib/dummy.bib
index e69de29b..e69de29b 100644
--- a/test/command_callback/c_paths/dummy.c
+++ b/test/test-files/bib/dummy.bib
diff --git a/test/command_callback/cargo_paths/Cargo.toml b/test/test-files/c/build_compile_commands_project/build/bad_folder_to_test_priority
index e69de29b..e69de29b 100644
--- a/test/command_callback/cargo_paths/Cargo.toml
+++ b/test/test-files/c/build_compile_commands_project/build/bad_folder_to_test_priority
diff --git a/test/command_callback/ccls_paths/with_build_dir/unusual_build_dir_name/compile_commands.json b/test/test-files/c/build_compile_commands_project/build/compile_commands.json
index e69de29b..e69de29b 100644
--- a/test/command_callback/ccls_paths/with_build_dir/unusual_build_dir_name/compile_commands.json
+++ b/test/test-files/c/build_compile_commands_project/build/compile_commands.json
diff --git a/test/command_callback/cargo_workspace_paths/Cargo.toml b/test/test-files/c/configure_project/Makefile
index e69de29b..e69de29b 100644
--- a/test/command_callback/cargo_workspace_paths/Cargo.toml
+++ b/test/test-files/c/configure_project/Makefile
diff --git a/test/command_callback/cargo_workspace_paths/subpath/Cargo.toml b/test/test-files/c/configure_project/configure
index e69de29b..e69de29b 100644
--- a/test/command_callback/cargo_workspace_paths/subpath/Cargo.toml
+++ b/test/test-files/c/configure_project/configure
diff --git a/test/command_callback/ccls_paths/with_ccls-root/.ccls-root b/test/test-files/c/configure_project/include/test.h
index e69de29b..e69de29b 100644
--- a/test/command_callback/ccls_paths/with_ccls-root/.ccls-root
+++ b/test/test-files/c/configure_project/include/test.h
diff --git a/test/command_callback/ccls_paths/with_ccls/.ccls b/test/test-files/c/configure_project/subdir/Makefile
index e69de29b..e69de29b 100644
--- a/test/command_callback/ccls_paths/with_ccls/.ccls
+++ b/test/test-files/c/configure_project/subdir/Makefile
diff --git a/test/command_callback/ccls_paths/with_compile_commands_json/compile_commands.json b/test/test-files/c/dummy.c
index e69de29b..e69de29b 100644
--- a/test/command_callback/ccls_paths/with_compile_commands_json/compile_commands.json
+++ b/test/test-files/c/dummy.c
diff --git a/test/command_callback/checkstyle_paths/other_config.xml b/test/test-files/c/git_and_nested_makefiles/include/test.h
index e69de29b..e69de29b 100644
--- a/test/command_callback/checkstyle_paths/other_config.xml
+++ b/test/test-files/c/git_and_nested_makefiles/include/test.h
diff --git a/test/command_callback/clangd_paths/with_build_dir/unusual_build_dir_name/compile_commands.json b/test/test-files/c/git_and_nested_makefiles/src/Makefile
index e69de29b..e69de29b 100644
--- a/test/command_callback/clangd_paths/with_build_dir/unusual_build_dir_name/compile_commands.json
+++ b/test/test-files/c/git_and_nested_makefiles/src/Makefile
diff --git a/test/command_callback/clangd_paths/with_compile_commands/compile_commands.json b/test/test-files/c/gnumakefile_project/GNUmakefile
index e69de29b..e69de29b 100644
--- a/test/command_callback/clangd_paths/with_compile_commands/compile_commands.json
+++ b/test/test-files/c/gnumakefile_project/GNUmakefile
diff --git a/test/command_callback/cppcheck_paths/one/two/three/file.c b/test/test-files/c/gnumakefile_project/file.c
index e69de29b..e69de29b 100644
--- a/test/command_callback/cppcheck_paths/one/two/three/file.c
+++ b/test/test-files/c/gnumakefile_project/file.c
diff --git a/test/command_callback/clangformat_paths/with_clangformat/.clang-format b/test/test-files/c/h_file_project/Makefile
index e69de29b..e69de29b 100644
--- a/test/command_callback/clangformat_paths/with_clangformat/.clang-format
+++ b/test/test-files/c/h_file_project/Makefile
diff --git a/test/command_callback/java_paths/build/gen2/main/java/com/something/dummy b/test/test-files/c/h_file_project/subdir/dummy
index e69de29b..e69de29b 100644
--- a/test/command_callback/java_paths/build/gen2/main/java/com/something/dummy
+++ b/test/test-files/c/h_file_project/subdir/dummy
diff --git a/test/command_callback/cppcheck_paths/one/compile_commands.json b/test/test-files/c/h_file_project/test.h
index e69de29b..e69de29b 100644
--- a/test/command_callback/cppcheck_paths/one/compile_commands.json
+++ b/test/test-files/c/h_file_project/test.h
diff --git a/test/command_callback/cppcheck_paths/one/two/three/file.cpp b/test/test-files/c/hpp_file_project/Makefile
index e69de29b..e69de29b 100644
--- a/test/command_callback/cppcheck_paths/one/two/three/file.cpp
+++ b/test/test-files/c/hpp_file_project/Makefile
diff --git a/test/command_callback/java_paths/src/main/java/com/something/dummy b/test/test-files/c/hpp_file_project/subdir/dummy
index e69de29b..e69de29b 100644
--- a/test/command_callback/java_paths/src/main/java/com/something/dummy
+++ b/test/test-files/c/hpp_file_project/subdir/dummy
diff --git a/test/command_callback/cppcheck_paths/with_build_dir/build/compile_commands.json b/test/test-files/c/hpp_file_project/test.hpp
index e69de29b..e69de29b 100644
--- a/test/command_callback/cppcheck_paths/with_build_dir/build/compile_commands.json
+++ b/test/test-files/c/hpp_file_project/test.hpp
diff --git a/test/command_callback/cquery_paths/build/compile_commands.json b/test/test-files/c/json_project/build/compile_commands.json
index e69de29b..e69de29b 100644
--- a/test/command_callback/cquery_paths/build/compile_commands.json
+++ b/test/test-files/c/json_project/build/compile_commands.json
diff --git a/test/command_callback/cquery_paths/with_cquery/.cquery b/test/test-files/c/json_project/include/test.h
index e69de29b..e69de29b 100644
--- a/test/command_callback/cquery_paths/with_cquery/.cquery
+++ b/test/test-files/c/json_project/include/test.h
diff --git a/test/command_callback/java_paths/src/test/java/com/something/dummy b/test/test-files/c/json_project/subdir/dummy
index e69de29b..e69de29b 100644
--- a/test/command_callback/java_paths/src/test/java/com/something/dummy
+++ b/test/test-files/c/json_project/subdir/dummy
diff --git a/test/command_callback/dart_paths/.packages b/test/test-files/c/makefile_project/Makefile
index e69de29b..e69de29b 100644
--- a/test/command_callback/dart_paths/.packages
+++ b/test/test-files/c/makefile_project/Makefile
diff --git a/test/command_callback/elixir_paths/mix_project/lib/app.ex b/test/test-files/c/makefile_project/_astylerc
index e69de29b..e69de29b 100644
--- a/test/command_callback/elixir_paths/mix_project/lib/app.ex
+++ b/test/test-files/c/makefile_project/_astylerc
diff --git a/test/test_c_projects/makefile_project/args b/test/test-files/c/makefile_project/args
index ccaf82ad..ccaf82ad 100644
--- a/test/test_c_projects/makefile_project/args
+++ b/test/test-files/c/makefile_project/args
diff --git a/test/command_callback/elixir_paths/umbrella_project/apps/app1/lib/app.ex b/test/test-files/c/makefile_project/include/test.h
index e69de29b..e69de29b 100644
--- a/test/command_callback/elixir_paths/umbrella_project/apps/app1/lib/app.ex
+++ b/test/test-files/c/makefile_project/include/test.h
diff --git a/test/test_c_projects/makefile_project/subdir/args b/test/test-files/c/makefile_project/subdir/args
index 3fe9c3fe..3fe9c3fe 100644
--- a/test/test_c_projects/makefile_project/subdir/args
+++ b/test/test-files/c/makefile_project/subdir/args
diff --git a/test/command_callback/java_paths_no_main/src/test/java/com/something/dummy b/test/test-files/c/makefile_project/subdir/dummy
index e69de29b..e69de29b 100644
--- a/test/command_callback/java_paths_no_main/src/test/java/com/something/dummy
+++ b/test/test-files/c/makefile_project/subdir/dummy
diff --git a/test/command_callback/elixir_paths/umbrella_project/apps/app1/mix.exs b/test/test-files/c/makefile_project/subdir/file.c
index e69de29b..e69de29b 100644
--- a/test/command_callback/elixir_paths/umbrella_project/apps/app1/mix.exs
+++ b/test/test-files/c/makefile_project/subdir/file.c
diff --git a/test/command_callback/elixir_paths/umbrella_project/apps/app2/lib/app.ex b/test/test-files/cargo/Cargo.toml
index e69de29b..e69de29b 100644
--- a/test/command_callback/elixir_paths/umbrella_project/apps/app2/lib/app.ex
+++ b/test/test-files/cargo/Cargo.toml
diff --git a/test/command_callback/elixir_paths/umbrella_project/apps/app2/mix.exs b/test/test-files/cargo/workspace_paths/Cargo.toml
index e69de29b..e69de29b 100644
--- a/test/command_callback/elixir_paths/umbrella_project/apps/app2/mix.exs
+++ b/test/test-files/cargo/workspace_paths/Cargo.toml
diff --git a/test/command_callback/elixir_paths/umbrella_project/mix.exs b/test/test-files/cargo/workspace_paths/subpath/Cargo.toml
index e69de29b..e69de29b 100644
--- a/test/command_callback/elixir_paths/umbrella_project/mix.exs
+++ b/test/test-files/cargo/workspace_paths/subpath/Cargo.toml
diff --git a/test/command_callback/fecs_paths/fecs b/test/test-files/ccls/with_build_dir/unusual_build_dir_name/compile_commands.json
index e69de29b..e69de29b 100755..100644
--- a/test/command_callback/fecs_paths/fecs
+++ b/test/test-files/ccls/with_build_dir/unusual_build_dir_name/compile_commands.json
diff --git a/test/command_callback/fecs_paths/fecs.exe b/test/test-files/ccls/with_ccls-root/.ccls-root
index e69de29b..e69de29b 100755..100644
--- a/test/command_callback/fecs_paths/fecs.exe
+++ b/test/test-files/ccls/with_ccls-root/.ccls-root
diff --git a/test/command_callback/go_paths/go1/prj1/file.go b/test/test-files/ccls/with_ccls/.ccls
index e69de29b..e69de29b 100644
--- a/test/command_callback/go_paths/go1/prj1/file.go
+++ b/test/test-files/ccls/with_ccls/.ccls
diff --git a/test/command_callback/go_paths/go2/prj2/file.go b/test/test-files/ccls/with_compile_commands_json/compile_commands.json
index e69de29b..e69de29b 100644
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diff --git a/test/command_callback/tidy_paths/.tidyrc b/test/test-files/php/project-with-php-cs-fixer/vendor/bin/php-cs-fixer
index e69de29b..e69de29b 100644
--- a/test/command_callback/tidy_paths/.tidyrc
+++ b/test/test-files/php/project-with-php-cs-fixer/vendor/bin/php-cs-fixer
diff --git a/test/command_callback/tidy_paths/tidy b/test/test-files/php/project-with-phpcbf/foo/test.php
index e69de29b..e69de29b 100755..100644
--- a/test/command_callback/tidy_paths/tidy
+++ b/test/test-files/php/project-with-phpcbf/foo/test.php
diff --git a/test/command_callback/tidy_paths/tidy.exe b/test/test-files/php/project-with-phpcbf/vendor/bin/phpcbf
index e69de29b..e69de29b 100755..100644
--- a/test/command_callback/tidy_paths/tidy.exe
+++ b/test/test-files/php/project-with-phpcbf/vendor/bin/phpcbf
diff --git a/test/command_callback/tsserver_paths/src/file1.ts b/test/test-files/php/project-without-php-cs-fixer/test.php
index e69de29b..e69de29b 100644
--- a/test/command_callback/tsserver_paths/src/file1.ts
+++ b/test/test-files/php/project-without-php-cs-fixer/test.php
diff --git a/test/command_callback/tsserver_paths/src/level-1/file2.ts b/test/test-files/php/project-without-phpcbf/foo/test.php
index e69de29b..e69de29b 100644
--- a/test/command_callback/tsserver_paths/src/level-1/file2.ts
+++ b/test/test-files/php/project-without-phpcbf/foo/test.php
diff --git a/test/command_callback/tsserver_paths/src/level-1/level-2/file3.ts b/test/test-files/php/vendor/bin/php-language-server.php
index e69de29b..e69de29b 100644..100755
--- a/test/command_callback/tsserver_paths/src/level-1/level-2/file3.ts
+++ b/test/test-files/php/vendor/bin/php-language-server.php
diff --git a/test/command_callback/tsserver_paths/src/level-1/tsconfig.json b/test/test-files/php/with-composer/composer.json
index e69de29b..e69de29b 100644
--- a/test/command_callback/tsserver_paths/src/level-1/tsconfig.json
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diff --git a/test/command_callback/tsserver_paths/tsconfig.json b/test/test-files/php/with-composer/vendor/bin/php-language-server.php
index e69de29b..e69de29b 100644..100755
--- a/test/command_callback/tsserver_paths/tsconfig.json
+++ b/test/test-files/php/with-composer/vendor/bin/php-language-server.php
diff --git a/test/command_callback/vim_fixtures/invalid_vim_project/test.vim b/test/test-files/php/with-git/vendor/bin/php-language-server.php
index e69de29b..e69de29b 100644..100755
--- a/test/command_callback/vim_fixtures/invalid_vim_project/test.vim
+++ b/test/test-files/php/with-git/vendor/bin/php-language-server.php
diff --git a/test/phpcs-test-files/project-with-phpcs/foo/test.php b/test/test-files/phpcs/project-with-phpcs/foo/test.php
index e69de29b..e69de29b 100644
--- a/test/phpcs-test-files/project-with-phpcs/foo/test.php
+++ b/test/test-files/phpcs/project-with-phpcs/foo/test.php
diff --git a/test/phpcs-test-files/project-with-phpcs/vendor/bin/phpcs b/test/test-files/phpcs/project-with-phpcs/vendor/bin/phpcs
index e69de29b..e69de29b 100644
--- a/test/phpcs-test-files/project-with-phpcs/vendor/bin/phpcs
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diff --git a/test/phpcs-test-files/project-without-phpcs/foo/test.php b/test/test-files/phpcs/project-without-phpcs/foo/test.php
index e69de29b..e69de29b 100644
--- a/test/phpcs-test-files/project-without-phpcs/foo/test.php
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diff --git a/test/prettier-test-files/testfile b/test/test-files/prettier/testfile
index e69de29b..e69de29b 100644
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index e69de29b..e69de29b 100644
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diff --git a/test/eslint-test-files/other-app/subdir/testfile.js b/test/test-files/prettier/testfile.js
index e69de29b..e69de29b 100644
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diff --git a/test/prettier-test-files/testfile.json b/test/test-files/prettier/testfile.json
index e69de29b..e69de29b 100644
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index e69de29b..e69de29b 100644
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diff --git a/test/eslint-test-files/react-app/subdir/testfile.ts b/test/test-files/prettier/testfile.ts
index e69de29b..e69de29b 100644
--- a/test/eslint-test-files/react-app/subdir/testfile.ts
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diff --git a/test/prettier-test-files/with_config/.prettierrc b/test/test-files/prettier/with_config/.prettierrc
index e69de29b..e69de29b 100644
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diff --git a/test/eslint-test-files/react-app/subdir/testfile.js b/test/test-files/prettier/with_config/testfile.js
index e69de29b..e69de29b 100644
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diff --git a/test/prettier-test-files/with_prettierignore/.prettierignore b/test/test-files/prettier/with_prettierignore/.prettierignore
index e69de29b..e69de29b 100644
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diff --git a/test/fixers/eslint-test-files/other-app/subdir/testfile.js b/test/test-files/prettier/with_prettierignore/src/testfile.js
index e69de29b..e69de29b 100644
--- a/test/fixers/eslint-test-files/other-app/subdir/testfile.js
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diff --git a/test/command_callback/vim_fixtures/node_modules/.bin/vim-language-server b/test/test-files/psalm/vendor/bin/psalm
index e69de29b..e69de29b 100644..100755
--- a/test/command_callback/vim_fixtures/node_modules/.bin/vim-language-server
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diff --git a/test/command_callback/vim_fixtures/path_with_autoload/autoload/test.vim b/test/test-files/puglint/node_modules/.bin/pug-lint
index e69de29b..e69de29b 100644
--- a/test/command_callback/vim_fixtures/path_with_autoload/autoload/test.vim
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diff --git a/test/ember-template-lint-test-files/package.json b/test/test-files/puglint/package.json
index e69de29b..e69de29b 100644
--- a/test/ember-template-lint-test-files/package.json
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index e69de29b..e69de29b 100644
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diff --git a/test/command_callback/vim_fixtures/path_with_plugin/plugin/test.vim b/test/test-files/puglint/puglint_rc_json_dir/.pug-lintrc.json
index e69de29b..e69de29b 100644
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index e69de29b..e69de29b 100644
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diff --git a/test/puppet-test-files/new-style-module/lib/puppet/types/exampletype.rb b/test/test-files/puppet/new-style-module/lib/puppet/types/exampletype.rb
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diff --git a/test/puppet-test-files/old-style-module/manifests/init.pp b/test/test-files/puppet/old-style-module/manifests/init.pp
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index e69de29b..e69de29b 100644
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diff --git a/test/command_callback/write-good-node-modules/node_modules/.bin/write-good b/test/test-files/purescript/psc-package/Foo.purs
index e69de29b..e69de29b 100644
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index e69de29b..e69de29b 100644
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diff --git a/test/csslint-test-files/some-app/.csslintrc b/test/test-files/purescript/spago/Foo.purs
index e69de29b..e69de29b 100644
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diff --git a/test/cucumber_fixtures/features/cuke.feature b/test/test-files/purescript/spago/spago.dhall
index e69de29b..e69de29b 100644
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diff --git a/test/cucumber_fixtures/features/step_definitions/base_steps.rb b/test/test-files/python/namespace_package_manifest/namespace/foo/__init__.py
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index e69de29b..e69de29b 100644..100755
--- a/test/eslint-test-files/react-app/node_modules/eslint/bin/eslint.js
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diff --git a/test/eslint-test-files/react-app/node_modules/standard/bin/cmd.js b/test/test-files/python/with_virtualenv/env/Scripts/mypy.exe
index e69de29b..e69de29b 100644..100755
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diff --git a/test/eslint-test-files/react-app/node_modules/stylelint/bin/stylelint.js b/test/test-files/python/with_virtualenv/env/Scripts/pyflakes.exe
index e69de29b..e69de29b 100644..100755
--- a/test/eslint-test-files/react-app/node_modules/stylelint/bin/stylelint.js
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diff --git a/test/eslint-test-files/react-app/subdir-with-config/.eslintrc b/test/test-files/python/with_virtualenv/env/Scripts/pylama.exe
index e69de29b..e69de29b 100644..100755
--- a/test/eslint-test-files/react-app/subdir-with-config/.eslintrc
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index e69de29b..e69de29b 100644..100755
--- a/test/eslint-test-files/react-app/subdir-with-package-json/node_modules/.gitkeep
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diff --git a/test/eslint-test-files/react-app/subdir-with-package-json/package.json b/test/test-files/python/with_virtualenv/env/Scripts/pyls.exe
index e69de29b..e69de29b 100644..100755
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index e69de29b..e69de29b 100644..100755
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diff --git a/test/fish_files/testfile.fish b/test/test-files/python/with_virtualenv/env/Scripts/reorder-python-imports.exe
index e69de29b..e69de29b 100644..100755
--- a/test/fish_files/testfile.fish
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diff --git a/test/fixers/eslint-test-files/app-with-eslint-d/node_modules/.bin/eslint_d b/test/test-files/python/with_virtualenv/env/Scripts/vulture.exe
index e69de29b..e69de29b 100644..100755
--- a/test/fixers/eslint-test-files/app-with-eslint-d/node_modules/.bin/eslint_d
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diff --git a/test/fixers/eslint-test-files/node_modules/.bin/eslint b/test/test-files/python/with_virtualenv/env/Scripts/yamlfix.exe
index e69de29b..e69de29b 100644
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diff --git a/test/fixers/eslint-test-files/react-app/.eslintrc.js b/test/test-files/python/with_virtualenv/env/Scripts/yapf.exe
index e69de29b..e69de29b 100644..100755
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diff --git a/test/fixers/eslint-test-files/react-app/node_modules/eslint/bin/eslint.js b/test/test-files/python/with_virtualenv/env/bin/activate
index e69de29b..e69de29b 100644
--- a/test/fixers/eslint-test-files/react-app/node_modules/eslint/bin/eslint.js
+++ b/test/test-files/python/with_virtualenv/env/bin/activate
diff --git a/test/fixers/eslint-test-files/react-app/node_modules/standard/bin/cmd.js b/test/test-files/python/with_virtualenv/env/bin/autoimport
index e69de29b..e69de29b 100644..100755
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diff --git a/test/fixers/eslint-test-files/react-app/node_modules/stylelint/bin/stylelint.js b/test/test-files/python/with_virtualenv/env/bin/autopep8
index e69de29b..e69de29b 100644..100755
--- a/test/fixers/eslint-test-files/react-app/node_modules/stylelint/bin/stylelint.js
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diff --git a/test/fixers/eslint-test-files/react-app/subdir/testfile.css b/test/test-files/python/with_virtualenv/env/bin/black
index e69de29b..e69de29b 100644..100755
--- a/test/fixers/eslint-test-files/react-app/subdir/testfile.css
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diff --git a/test/fixers/eslint-test-files/react-app/subdir/testfile.js b/test/test-files/python/with_virtualenv/env/bin/flake8
index e69de29b..e69de29b 100644..100755
--- a/test/fixers/eslint-test-files/react-app/subdir/testfile.js
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diff --git a/test/flow/a/.flowconfig b/test/test-files/python/with_virtualenv/env/bin/gitlint
index e69de29b..e69de29b 100644..100755
--- a/test/flow/a/.flowconfig
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diff --git a/test/go_files/testfile.go b/test/test-files/python/with_virtualenv/env/bin/isort
index e69de29b..e69de29b 100644..100755
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diff --git a/test/go_files/testfile2.go b/test/test-files/python/with_virtualenv/env/bin/mypy
index e69de29b..e69de29b 100644..100755
--- a/test/go_files/testfile2.go
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diff --git a/test/gradle-test-files/build-gradle-project/build.gradle b/test/test-files/python/with_virtualenv/env/bin/pyflakes
index e69de29b..e69de29b 100644..100755
--- a/test/gradle-test-files/build-gradle-project/build.gradle
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diff --git a/test/gradle-test-files/build-gradle-project/src/main/kotlin/dummy.kt b/test/test-files/python/with_virtualenv/env/bin/pylama
index e69de29b..e69de29b 100644..100755
--- a/test/gradle-test-files/build-gradle-project/src/main/kotlin/dummy.kt
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diff --git a/test/gradle-test-files/gradle b/test/test-files/python/with_virtualenv/env/bin/pylint
index e69de29b..e69de29b 100755
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diff --git a/test/gradle-test-files/non-gradle-project/src/main/kotlin/dummy.kt b/test/test-files/python/with_virtualenv/env/bin/pyls
index e69de29b..e69de29b 100644..100755
--- a/test/gradle-test-files/non-gradle-project/src/main/kotlin/dummy.kt
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diff --git a/test/gradle-test-files/settings-gradle-project/settings.gradle b/test/test-files/python/with_virtualenv/env/bin/pyre
index e69de29b..e69de29b 100644..100755
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diff --git a/test/gradle-test-files/settings-gradle-project/src/main/kotlin/dummy.kt b/test/test-files/python/with_virtualenv/env/bin/reorder-python-imports
index e69de29b..e69de29b 100644..100755
--- a/test/gradle-test-files/settings-gradle-project/src/main/kotlin/dummy.kt
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diff --git a/test/gradle-test-files/unwrapped-project/build.gradle b/test/test-files/python/with_virtualenv/env/bin/vulture
index e69de29b..e69de29b 100644..100755
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diff --git a/test/gradle-test-files/unwrapped-project/settings.gradle b/test/test-files/python/with_virtualenv/env/bin/yamlfix
index e69de29b..e69de29b 100644..100755
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diff --git a/test/gradle-test-files/unwrapped-project/src/main/kotlin/dummy.kt b/test/test-files/python/with_virtualenv/env/bin/yapf
index e69de29b..e69de29b 100644..100755
--- a/test/gradle-test-files/unwrapped-project/src/main/kotlin/dummy.kt
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diff --git a/test/gradle-test-files/wrapped-project/build.gradle b/test/test-files/python/with_virtualenv/subdir/foo/COMMIT_EDITMSG
index e69de29b..e69de29b 100644
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diff --git a/test/gradle-test-files/wrapped-project/gradlew b/test/test-files/python/with_virtualenv/subdir/foo/__init__.py
index e69de29b..e69de29b 100644
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diff --git a/test/gradle-test-files/wrapped-project/settings.gradle b/test/test-files/python/with_virtualenv/subdir/foo/bar.py
index e69de29b..e69de29b 100644
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diff --git a/test/gradle-test-files/wrapped-project/src/main/kotlin/dummy.kt b/test/test-files/python/with_virtualenv/subdir/foo/bar.pyi
index e69de29b..e69de29b 100644
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diff --git a/test/hamllint-test-files/haml-lint-and-rubocop/.haml-lint.yml b/test/test-files/r/.Rprofile
index e69de29b..e69de29b 100644
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diff --git a/test/hamllint-test-files/haml-lint-and-rubocop/.rubocop.yml b/test/test-files/reasonml/bsconfig.json
index e69de29b..e69de29b 100644
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diff --git a/test/reasonml_files/testfile.re b/test/test-files/reasonml/testfile.re
index e69de29b..e69de29b 100644
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index e69de29b..e69de29b 100644..100755
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diff --git a/test/ruby_fixtures/valid_rails_app/app/dummy.rb b/test/test-files/ruby/dummy.rb
index e69de29b..e69de29b 100644
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diff --git a/test/ruby_fixtures/not_a_rails_app/file.rb b/test/test-files/ruby/not_a_rails_app/file.rb
index e69de29b..e69de29b 100644
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index e69de29b..e69de29b 100644
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index e69de29b..e69de29b 100644
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diff --git a/test/ruby_fixtures/valid_rails_app/app/views/my_great_view.html.erb b/test/test-files/ruby/valid_rails_app/app/views/my_great_view.html.erb
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diff --git a/test/ruby_fixtures/valid_rails_app/db/dummy.rb b/test/test-files/ruby/valid_rails_app/config/dummy.rb
index e69de29b..e69de29b 100644
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index e69de29b..e69de29b 100644
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index e69de29b..e69de29b 100755
--- a/test/maven-test-files/maven-java-project/module1/mvnw
+++ b/test/test-files/stylelint/node_modules/.bin/stylelint
diff --git a/test/maven-test-files/maven-java-project/module1/mvnw.cmd b/test/test-files/swaglint/docs/swagger.yaml
index e69de29b..e69de29b 100755..100644
--- a/test/maven-test-files/maven-java-project/module1/mvnw.cmd
+++ b/test/test-files/swaglint/docs/swagger.yaml
diff --git a/test/maven-test-files/maven-java-project/module1/src/main/java/dummy1.java b/test/test-files/swaglint/node_modules/.bin/swaglint
index e69de29b..e69de29b 100644
--- a/test/maven-test-files/maven-java-project/module1/src/main/java/dummy1.java
+++ b/test/test-files/swaglint/node_modules/.bin/swaglint
diff --git a/test/swift-test-files/non-swift-package-project/src/folder/dummy.swift b/test/test-files/swift/dummy.swift
index e69de29b..e69de29b 100644
--- a/test/swift-test-files/non-swift-package-project/src/folder/dummy.swift
+++ b/test/test-files/swift/dummy.swift
diff --git a/test/swift-test-files/swift-package-project/src/folder/dummy.swift b/test/test-files/swift/non-swift-package-project/src/folder/dummy.swift
index e69de29b..e69de29b 100644
--- a/test/swift-test-files/swift-package-project/src/folder/dummy.swift
+++ b/test/test-files/swift/non-swift-package-project/src/folder/dummy.swift
diff --git a/test/swift-test-files/swift-package-project/Package.swift b/test/test-files/swift/swift-package-project/Package.swift
index e69de29b..e69de29b 100644
--- a/test/swift-test-files/swift-package-project/Package.swift
+++ b/test/test-files/swift/swift-package-project/Package.swift
diff --git a/test/maven-test-files/maven-java-project/module2/src/main/java/dummy2.java b/test/test-files/swift/swift-package-project/src/folder/dummy.swift
index e69de29b..e69de29b 100644
--- a/test/maven-test-files/maven-java-project/module2/src/main/java/dummy2.java
+++ b/test/test-files/swift/swift-package-project/src/folder/dummy.swift
diff --git a/test/swiftlint-test-files/cocoapods-and-react-native/Pods/SwiftLint/swiftlint b/test/test-files/swiftlint/cocoapods-and-react-native/Pods/SwiftLint/swiftlint
index e69de29b..e69de29b 100644
--- a/test/swiftlint-test-files/cocoapods-and-react-native/Pods/SwiftLint/swiftlint
+++ b/test/test-files/swiftlint/cocoapods-and-react-native/Pods/SwiftLint/swiftlint
diff --git a/test/swiftlint-test-files/cocoapods-and-react-native/ios/Pods/SwiftLint/swiftlint b/test/test-files/swiftlint/cocoapods-and-react-native/ios/Pods/SwiftLint/swiftlint
index e69de29b..e69de29b 100644
--- a/test/swiftlint-test-files/cocoapods-and-react-native/ios/Pods/SwiftLint/swiftlint
+++ b/test/test-files/swiftlint/cocoapods-and-react-native/ios/Pods/SwiftLint/swiftlint
diff --git a/test/swiftlint-test-files/cocoapods/Pods/SwiftLint/swiftlint b/test/test-files/swiftlint/cocoapods/Pods/SwiftLint/swiftlint
index e69de29b..e69de29b 100644
--- a/test/swiftlint-test-files/cocoapods/Pods/SwiftLint/swiftlint
+++ b/test/test-files/swiftlint/cocoapods/Pods/SwiftLint/swiftlint
diff --git a/test/swiftlint-test-files/react-native/ios/Pods/SwiftLint/swiftlint b/test/test-files/swiftlint/react-native/ios/Pods/SwiftLint/swiftlint
index e69de29b..e69de29b 100644
--- a/test/swiftlint-test-files/react-native/ios/Pods/SwiftLint/swiftlint
+++ b/test/test-files/swiftlint/react-native/ios/Pods/SwiftLint/swiftlint
diff --git a/test/terraform_files/main.tf b/test/test-files/terraform/main.tf
index e69de29b..e69de29b 100644
--- a/test/terraform_files/main.tf
+++ b/test/test-files/terraform/main.tf
diff --git a/test/maven-test-files/mvn b/test/test-files/tex/sample1.tex
index e69de29b..e69de29b 100755..100644
--- a/test/maven-test-files/mvn
+++ b/test/test-files/tex/sample1.tex
diff --git a/test/maven-test-files/non-maven-project/src/main/java/dummy.java b/test/test-files/tex/sample2.tex
index e69de29b..e69de29b 100644
--- a/test/maven-test-files/non-maven-project/src/main/java/dummy.java
+++ b/test/test-files/tex/sample2.tex
diff --git a/test/tex_files/testfile.tex b/test/test-files/tex/testfile.tex
index e69de29b..e69de29b 100644
--- a/test/tex_files/testfile.tex
+++ b/test/test-files/tex/testfile.tex
diff --git a/test/nim-test-files/with-git/src/source.nim b/test/test-files/textlint/with_bin_path/node_modules/.bin/textlint
index e69de29b..e69de29b 100644..100755
--- a/test/nim-test-files/with-git/src/source.nim
+++ b/test/test-files/textlint/with_bin_path/node_modules/.bin/textlint
diff --git a/test/nix/test.nix b/test/test-files/textlint/with_textlint_bin_path/node_modules/textlint/bin/textlint.js
index e69de29b..e69de29b 100644..100755
--- a/test/nix/test.nix
+++ b/test/test-files/textlint/with_textlint_bin_path/node_modules/textlint/bin/textlint.js
diff --git a/test/tflint-test-files/foo/.tflint.hcl b/test/test-files/tflint/foo/.tflint.hcl
index e69de29b..e69de29b 100644
--- a/test/tflint-test-files/foo/.tflint.hcl
+++ b/test/test-files/tflint/foo/.tflint.hcl
diff --git a/test/tflint-test-files/foo/bar.tf b/test/test-files/tflint/foo/bar.tf
index e69de29b..e69de29b 100644
--- a/test/tflint-test-files/foo/bar.tf
+++ b/test/test-files/tflint/foo/bar.tf
diff --git a/test/ocaml-test-files/testfile.ml b/test/test-files/tidy/.tidyrc
index e69de29b..e69de29b 100644
--- a/test/ocaml-test-files/testfile.ml
+++ b/test/test-files/tidy/.tidyrc
diff --git a/test/prettier-test-files/testfile.css b/test/test-files/tidy/test.html
index e69de29b..e69de29b 100644
--- a/test/prettier-test-files/testfile.css
+++ b/test/test-files/tidy/test.html
diff --git a/test/prettier-test-files/testfile.js b/test/test-files/tidy/tidy
index e69de29b..e69de29b 100644..100755
--- a/test/prettier-test-files/testfile.js
+++ b/test/test-files/tidy/tidy
diff --git a/test/prettier-test-files/testfile.ts b/test/test-files/tidy/tidy.exe
index e69de29b..e69de29b 100644..100755
--- a/test/prettier-test-files/testfile.ts
+++ b/test/test-files/tidy/tidy.exe
diff --git a/test/top/ale-special-directory-name-dont-use-this-please/empty-file b/test/test-files/top/ale-special-directory-name-dont-use-this-please/empty-file
index e69de29b..e69de29b 100644
--- a/test/top/ale-special-directory-name-dont-use-this-please/empty-file
+++ b/test/test-files/top/ale-special-directory-name-dont-use-this-please/empty-file
diff --git a/test/top/example.ini b/test/test-files/top/example.ini
index e69de29b..e69de29b 100644
--- a/test/top/example.ini
+++ b/test/test-files/top/example.ini
diff --git a/test/top/middle/bottom/dummy.txt b/test/test-files/top/middle/bottom/dummy.txt
index e69de29b..e69de29b 100644
--- a/test/top/middle/bottom/dummy.txt
+++ b/test/test-files/top/middle/bottom/dummy.txt
diff --git a/test/prettier-test-files/with_config/testfile.js b/test/test-files/tsserver/src/file1.ts
index e69de29b..e69de29b 100644
--- a/test/prettier-test-files/with_config/testfile.js
+++ b/test/test-files/tsserver/src/file1.ts
diff --git a/test/prettier-test-files/with_prettierignore/src/testfile.js b/test/test-files/tsserver/src/level-1/file2.ts
index e69de29b..e69de29b 100644
--- a/test/prettier-test-files/with_prettierignore/src/testfile.js
+++ b/test/test-files/tsserver/src/level-1/file2.ts
diff --git a/test/test-projects/angular/node_modules/@angular/language-server/bin/ngserver b/test/test-files/tsserver/src/level-1/level-2/file3.ts
index e69de29b..e69de29b 100644
--- a/test/test-projects/angular/node_modules/@angular/language-server/bin/ngserver
+++ b/test/test-files/tsserver/src/level-1/level-2/file3.ts
diff --git a/test/typescript/tsconfig.json b/test/test-files/tsserver/src/level-1/tsconfig.json
index e69de29b..e69de29b 100644
--- a/test/typescript/tsconfig.json
+++ b/test/test-files/tsserver/src/level-1/tsconfig.json
diff --git a/test/test-projects/angular/node_modules/@angular/language-service/dummy b/test/test-files/tsserver/tsconfig.json
index e69de29b..e69de29b 100644
--- a/test/test-projects/angular/node_modules/@angular/language-service/dummy
+++ b/test/test-files/tsserver/tsconfig.json
diff --git a/test/typescript/test.ts b/test/test-files/typescript/test.ts
index e69de29b..e69de29b 100644
--- a/test/typescript/test.ts
+++ b/test/test-files/typescript/test.ts
diff --git a/test/test_c_projects/build_compile_commands_project/build/bad_folder_to_test_priority b/test/test-files/typescript/tsconfig.json
index e69de29b..e69de29b 100644
--- a/test/test_c_projects/build_compile_commands_project/build/bad_folder_to_test_priority
+++ b/test/test-files/typescript/tsconfig.json
diff --git a/test/test_c_projects/build_compile_commands_project/build/compile_commands.json b/test/test-files/vim/invalid_vim_project/test.vim
index e69de29b..e69de29b 100644
--- a/test/test_c_projects/build_compile_commands_project/build/compile_commands.json
+++ b/test/test-files/vim/invalid_vim_project/test.vim
diff --git a/test/test_c_projects/configure_project/Makefile b/test/test-files/vim/node_modules/.bin/vim-language-server
index e69de29b..e69de29b 100644
--- a/test/test_c_projects/configure_project/Makefile
+++ b/test/test-files/vim/node_modules/.bin/vim-language-server
diff --git a/test/test_c_projects/configure_project/configure b/test/test-files/vim/path_with_autoload/autoload/test.vim
index e69de29b..e69de29b 100644
--- a/test/test_c_projects/configure_project/configure
+++ b/test/test-files/vim/path_with_autoload/autoload/test.vim
diff --git a/test/test_c_projects/configure_project/include/test.h b/test/test-files/vim/path_with_autoload/test.vim
index e69de29b..e69de29b 100644
--- a/test/test_c_projects/configure_project/include/test.h
+++ b/test/test-files/vim/path_with_autoload/test.vim
diff --git a/test/test_c_projects/configure_project/subdir/Makefile b/test/test-files/vim/path_with_initvim/init.vim
index e69de29b..e69de29b 100644
--- a/test/test_c_projects/configure_project/subdir/Makefile
+++ b/test/test-files/vim/path_with_initvim/init.vim
diff --git a/test/test_c_projects/git_and_nested_makefiles/include/test.h b/test/test-files/vim/path_with_plugin/plugin/test.vim
index e69de29b..e69de29b 100644
--- a/test/test_c_projects/git_and_nested_makefiles/include/test.h
+++ b/test/test-files/vim/path_with_plugin/plugin/test.vim
diff --git a/test/test_c_projects/git_and_nested_makefiles/src/Makefile b/test/test-files/vim/path_with_plugin/test.vim
index e69de29b..e69de29b 100644
--- a/test/test_c_projects/git_and_nested_makefiles/src/Makefile
+++ b/test/test-files/vim/path_with_plugin/test.vim
diff --git a/test/test_c_projects/gnumakefile_project/GNUmakefile b/test/test-files/vim/path_with_vimrc/.vimrc
index e69de29b..e69de29b 100644
--- a/test/test_c_projects/gnumakefile_project/GNUmakefile
+++ b/test/test-files/vim/path_with_vimrc/.vimrc
diff --git a/test/test_c_projects/gnumakefile_project/file.c b/test/test-files/write-good/node-modules-2/node_modules/write-good/bin/write-good.js
index e69de29b..e69de29b 100644
--- a/test/test_c_projects/gnumakefile_project/file.c
+++ b/test/test-files/write-good/node-modules-2/node_modules/write-good/bin/write-good.js
diff --git a/test/test_c_projects/h_file_project/Makefile b/test/test-files/write-good/node-modules/node_modules/.bin/write-good
index e69de29b..e69de29b 100644
--- a/test/test_c_projects/h_file_project/Makefile
+++ b/test/test-files/write-good/node-modules/node_modules/.bin/write-good
diff --git a/test/xo-test-files/monorepo/node_modules/xo/cli.js b/test/test-files/xo/monorepo/node_modules/xo/cli.js
index e69de29b..e69de29b 100644
--- a/test/xo-test-files/monorepo/node_modules/xo/cli.js
+++ b/test/test-files/xo/monorepo/node_modules/xo/cli.js
diff --git a/test/xo-test-files/monorepo/package.json b/test/test-files/xo/monorepo/package.json
index e69de29b..e69de29b 100644
--- a/test/xo-test-files/monorepo/package.json
+++ b/test/test-files/xo/monorepo/package.json
diff --git a/test/xo-test-files/monorepo/packages/a/index.js b/test/test-files/xo/monorepo/packages/a/index.js
index e69de29b..e69de29b 100644
--- a/test/xo-test-files/monorepo/packages/a/index.js
+++ b/test/test-files/xo/monorepo/packages/a/index.js
diff --git a/test/xo-test-files/monorepo/packages/a/index.ts b/test/test-files/xo/monorepo/packages/a/index.ts
index e69de29b..e69de29b 100644
--- a/test/xo-test-files/monorepo/packages/a/index.ts
+++ b/test/test-files/xo/monorepo/packages/a/index.ts
diff --git a/test/xo-test-files/monorepo/packages/a/package.json b/test/test-files/xo/monorepo/packages/a/package.json
index e69de29b..e69de29b 100644
--- a/test/xo-test-files/monorepo/packages/a/package.json
+++ b/test/test-files/xo/monorepo/packages/a/package.json
diff --git a/test/test_c_projects/h_file_project/subdir/dummy b/test/test-files/zig/build.zig
index e69de29b..e69de29b 100644
--- a/test/test_c_projects/h_file_project/subdir/dummy
+++ b/test/test-files/zig/build.zig
diff --git a/test/test_ant_build_classpath_command.vader b/test/test_ant_build_classpath_command.vader
index 72a7688d..b97dc594 100644
--- a/test/test_ant_build_classpath_command.vader
+++ b/test/test_ant_build_classpath_command.vader
@@ -3,7 +3,7 @@ Before:
   runtime ale_linters/java/javac.vim
 
   Save $PATH
-  let $PATH = ale#path#Simplify(g:dir . '/ant-test-files/bin')
+  let $PATH = ale#path#Simplify(g:dir . '/test-files/ant/bin')
 
 After:
   Restore
@@ -12,16 +12,16 @@ After:
   call ale#linter#Reset()
 
 Execute(Should return `cd '[dir]' && 'ant' classpath -S -q`):
-  call ale#test#SetFilename('ant-test-files/ant-project/Main.java')
+  call ale#test#SetFilename('test-files/ant/ant-project/Main.java')
 
   AssertEqual
   \ [
-  \   ale#path#Simplify(g:dir . '/ant-test-files/ant-project'),
+  \   ale#path#Simplify(g:dir . '/test-files/ant/ant-project'),
   \   ale#Escape('ant') . ' classpath' . ' -S' . ' -q',
   \ ],
   \ ale#ant#BuildClasspathCommand(bufnr(''))
 
 Execute(Should return empty string if ant cannot be executed):
-  call ale#test#SetFilename('ant-test-files/not-an-ant-project/Main.java')
+  call ale#test#SetFilename('test-files/ant/not-an-ant-project/Main.java')
 
   AssertEqual ['', ''], ale#ant#BuildClasspathCommand(bufnr(''))
diff --git a/test/test_ant_find_project_root.vader b/test/test_ant_find_project_root.vader
index bde33f00..b0868ad7 100644
--- a/test/test_ant_find_project_root.vader
+++ b/test/test_ant_find_project_root.vader
@@ -7,28 +7,28 @@ After:
   call ale#linter#Reset()
 
 Execute(Should return current directory if called on the project root):
-  call ale#test#SetFilename('ant-test-files/ant-project/Main.java')
+  call ale#test#SetFilename('test-files/ant/ant-project/Main.java')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/ant-test-files/ant-project'),
+  \ ale#path#Simplify(g:dir . '/test-files/ant/ant-project'),
   \ ale#ant#FindProjectRoot(bufnr(''))
 
 Execute(Should return root directory if called on a deeply nested source file):
-  call ale#test#SetFilename('ant-test-files/ant-project/src/several/namespace/layers/A.java')
+  call ale#test#SetFilename('test-files/ant/ant-project/src/several/namespace/layers/A.java')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/ant-test-files/ant-project'),
+  \ ale#path#Simplify(g:dir . '/test-files/ant/ant-project'),
   \ ale#ant#FindProjectRoot(bufnr(''))
 
 Execute(Should return empty string if called on a non-ant project):
-  call ale#test#SetFilename('ant-test-files/non-ant-project/Main.java')
+  call ale#test#SetFilename('test-files/ant/non-ant-project/Main.java')
 
   AssertEqual
   \ '',
   \ ale#ant#FindProjectRoot(bufnr(''))
 
 Execute(Should return empty string if called on a file in a non-ant project):
-  call ale#test#SetFilename('ant-test-files/non-ant-project/several/namespace/layers/A.java')
+  call ale#test#SetFilename('test-files/ant/non-ant-project/several/namespace/layers/A.java')
 
   AssertEqual
   \ '',
diff --git a/test/test_c_flag_parsing.vader b/test/test_c_flag_parsing.vader
index 4329b573..4204d8ea 100644
--- a/test/test_c_flag_parsing.vader
+++ b/test/test_c_flag_parsing.vader
@@ -23,11 +23,11 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(The make command should be correct):
-  call ale#test#SetFilename('test_c_projects/makefile_project/subdir/file.c')
+  call ale#test#SetFilename('test-files/c/makefile_project/subdir/file.c')
 
   AssertEqual
   \ [
-  \   ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
+  \   ale#path#Simplify(g:dir. '/test-files/c/makefile_project'),
   \   'make -n --always-make',
   \ ],
   \ ale#c#GetMakeCommand(bufnr(''))
@@ -37,26 +37,26 @@ Execute(The make command should be correct):
 
   AssertEqual
   \ [
-  \   ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
+  \   ale#path#Simplify(g:dir. '/test-files/c/makefile_project'),
   \   'make -n',
   \ ],
   \ ale#c#GetMakeCommand(bufnr(''))
 
 Execute(Should recognize GNUmakefile as a makefile):
-  call ale#test#SetFilename('test_c_projects/gnumakefile_project/file.c')
+  call ale#test#SetFilename('test-files/c/gnumakefile_project/file.c')
 
   AssertEqual
   \ [
-  \   ale#path#Simplify(g:dir. '/test_c_projects/gnumakefile_project'),
+  \   ale#path#Simplify(g:dir. '/test-files/c/gnumakefile_project'),
   \   'make -n --always-make',
   \ ],
   \ ale#c#GetMakeCommand(bufnr(''))
 
 Execute(The CFlags parser should be able to parse include directives):
-  call ale#test#SetFilename('test_c_projects/makefile_project/subdir/file.c')
+  call ale#test#SetFilename('test-files/c/makefile_project/subdir/file.c')
 
   AssertEqual
-  \ '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir')),
+  \ '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/subdir')),
   \ ale#c#ParseCFlagsFromMakeOutput(bufnr(''), ['gcc -Isubdir -c file.c'])
 
   AssertEqual
@@ -64,43 +64,43 @@ Execute(The CFlags parser should be able to parse include directives):
   \ ale#c#ParseCFlagsFromMakeOutput(bufnr(''), ['gcc -isystem /usr/include/dir -c file.c'])
 
 Execute(ParseCFlags should ignore -c and -o):
-  call ale#test#SetFilename('test_c_projects/makefile_project/subdir/file.c')
+  call ale#test#SetFilename('test-files/c/makefile_project/subdir/file.c')
 
   AssertEqual
-  \ '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir')),
+  \ '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/subdir')),
   \ ale#c#ParseCFlagsFromMakeOutput(bufnr(''), ['gcc -Isubdir -c file.c -o a.out'])
 
 Execute(The CFlags parser should be able to parse macro directives):
-  call ale#test#SetFilename('test_c_projects/makefile_project/subdir/file.c')
+  call ale#test#SetFilename('test-files/c/makefile_project/subdir/file.c')
 
   AssertEqual
-  \ '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
+  \ '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/subdir'))
   \   . ' -DTEST=1',
   \ ale#c#ParseCFlagsFromMakeOutput(bufnr(''), ['gcc -Isubdir -DTEST=1 -c file.c'])
 
 Execute(The CFlags parser should be able to parse macro directives with spaces):
-  call ale#test#SetFilename('test_c_projects/makefile_project/subdir/file.c')
+  call ale#test#SetFilename('test-files/c/makefile_project/subdir/file.c')
 
   AssertEqual
-  \ '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
+  \ '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/subdir'))
   \   . ' -DTEST=$(( 2 * 4 ))',
   \ ale#c#ParseCFlagsFromMakeOutput(bufnr(''), ['gcc -Isubdir -DTEST=$(( 2 * 4 )) -c file.c'])
 
 Execute(The CFlags parser should be able to parse shell directives with spaces):
-  call ale#test#SetFilename('test_c_projects/makefile_project/subdir/file.c')
+  call ale#test#SetFilename('test-files/c/makefile_project/subdir/file.c')
 
   AssertEqual
-  \ '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
+  \ '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/subdir'))
   \   .  ' -DTEST=`date +%s`',
   \ ale#c#ParseCFlagsFromMakeOutput(bufnr(''), ['gcc -Isubdir -DTEST=`date +%s` -c file.c'])
 
 Execute(ParseCFlags should be able to parse flags with relative paths):
   AssertEqual
-  \ '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
-  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include'))
+  \ '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/subdir'))
+  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/kernel/include'))
   \   . ' -DTEST=`date +%s`',
   \ SplitAndParse(
-  \   ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
+  \   ale#path#Simplify(g:dir. '/test-files/c/makefile_project'),
   \   'gcc -Isubdir  '
   \     .  '-I'. ale#path#Simplify('kernel/include')
   \     .  ' -DTEST=`date +%s` -c file.c'
@@ -109,12 +109,12 @@ Execute(ParseCFlags should be able to parse flags with relative paths):
 Execute(We should handle paths with spaces in double quotes):
   AssertEqual
   \ '-Dgoal=9'
-  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
-  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir with spaces'))
-  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include'))
+  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/subdir'))
+  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/dir with spaces'))
+  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/kernel/include'))
   \   . ' -DTEST=`date +%s`',
   \ SplitAndParse(
-  \   ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
+  \   ale#path#Simplify(g:dir. '/test-files/c/makefile_project'),
   \   'gcc -Dgoal=9 -Tlinkerfile.ld blabla -Isubdir '
   \     . '-I"dir with spaces"' . ' -I'. ale#path#Simplify('kernel/include')
   \     . ' -DTEST=`date +%s` -c file.c'
@@ -123,12 +123,12 @@ Execute(We should handle paths with spaces in double quotes):
 Execute(ParseCFlags should handle paths with spaces in single quotes):
   AssertEqual
   \ '-Dgoal=9'
-  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
-  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir with spaces'))
-  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include'))
+  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/subdir'))
+  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/dir with spaces'))
+  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/kernel/include'))
   \   . ' -DTEST=`date +%s`',
   \ SplitAndParse(
-  \   ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
+  \   ale#path#Simplify(g:dir. '/test-files/c/makefile_project'),
   \   'gcc -Dgoal=9 -Tlinkerfile.ld blabla -Isubdir '
   \     . '-I''dir with spaces''' . ' -I'. ale#path#Simplify('kernel/include')
   \     . ' -DTEST=`date +%s` -c file.c'
@@ -137,13 +137,13 @@ Execute(ParseCFlags should handle paths with spaces in single quotes):
 Execute(ParseCFlags should handle paths with minuses):
   AssertEqual
   \ '-Dgoal=9'
-  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
-  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir with spaces'))
-  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir-with-dash'))
-  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include'))
+  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/subdir'))
+  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/dir with spaces'))
+  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/dir-with-dash'))
+  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/kernel/include'))
   \   . ' -DTEST=`date +%s`',
   \ SplitAndParse(
-  \   ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
+  \   ale#path#Simplify(g:dir. '/test-files/c/makefile_project'),
   \   'gcc -Dgoal=9 -Tlinkerfile.ld blabla -Isubdir '
   \     . '-I''dir with spaces''' . ' -Idir-with-dash'
   \     . ' -I'. ale#path#Simplify('kernel/include')
@@ -153,14 +153,14 @@ Execute(ParseCFlags should handle paths with minuses):
 Execute(We should handle -D with minuses):
   AssertEqual
   \ '-Dgoal=9'
-  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
+  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/subdir'))
   \   . ' -Dmacro-with-dash'
-  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir with spaces'))
-  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir-with-dash'))
-  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include'))
+  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/dir with spaces'))
+  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/dir-with-dash'))
+  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/kernel/include'))
   \   . ' -DTEST=`date +%s`',
   \ SplitAndParse(
-  \   ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
+  \   ale#path#Simplify(g:dir. '/test-files/c/makefile_project'),
   \   'gcc -Dgoal=9 -Tlinkerfile.ld blabla -Isubdir '
   \     . '-Dmacro-with-dash '
   \     . '-I''dir with spaces''' . ' -Idir-with-dash'
@@ -171,13 +171,13 @@ Execute(We should handle -D with minuses):
 Execute(We should handle flags at the end of the line):
   AssertEqual
   \ '-Dgoal=9'
-  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
+  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/subdir'))
   \   . ' -Dmacro-with-dash'
-  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir with spaces'))
-  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir-with-dash'))
-  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include')),
+  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/dir with spaces'))
+  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/dir-with-dash'))
+  \   . ' ' . '-I' . ' ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/kernel/include')),
   \ SplitAndParse(
-  \   ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
+  \   ale#path#Simplify(g:dir. '/test-files/c/makefile_project'),
   \   'gcc -Dgoal=9 -Tlinkerfile.ld blabla -Isubdir '
   \     . '-Dmacro-with-dash '
   \     . '-I''dir with spaces''' . ' -Idir-with-dash'
@@ -489,14 +489,14 @@ Execute(ShellSplit should handle parenthesis and quotes):
 
 Execute(We should include several important flags):
   AssertEqual
-  \ '-I ' . ale#Escape(ale#path#Simplify(g:dir . '/test_c_projects/makefile_project/inc'))
-  \ . ' -I ' . ale#Escape(ale#path#Simplify(g:dir . '/test_c_projects/makefile_project/include'))
-  \ . ' -iquote ' . ale#Escape(ale#path#Simplify(g:dir . '/test_c_projects/makefile_project/incquote'))
-  \ . ' -isystem ' . ale#Escape(ale#path#Simplify(g:dir . '/test_c_projects/makefile_project/incsystem'))
-  \ . ' -idirafter ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/incafter'))
-  \ . ' -iframework ' . ale#Escape(ale#path#Simplify(g:dir . '/test_c_projects/makefile_project/incframework'))
-  \ . ' -include ' . ale#Escape(ale#path#Simplify(g:dir . '/test_c_projects/makefile_project/foo bar'))
-  \ . ' -imacros ' . ale#Escape(ale#path#Simplify(g:dir . '/test_c_projects/makefile_project/incmacros'))
+  \ '-I ' . ale#Escape(ale#path#Simplify(g:dir . '/test-files/c/makefile_project/inc'))
+  \ . ' -I ' . ale#Escape(ale#path#Simplify(g:dir . '/test-files/c/makefile_project/include'))
+  \ . ' -iquote ' . ale#Escape(ale#path#Simplify(g:dir . '/test-files/c/makefile_project/incquote'))
+  \ . ' -isystem ' . ale#Escape(ale#path#Simplify(g:dir . '/test-files/c/makefile_project/incsystem'))
+  \ . ' -idirafter ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/incafter'))
+  \ . ' -iframework ' . ale#Escape(ale#path#Simplify(g:dir . '/test-files/c/makefile_project/incframework'))
+  \ . ' -include ' . ale#Escape(ale#path#Simplify(g:dir . '/test-files/c/makefile_project/foo bar'))
+  \ . ' -imacros ' . ale#Escape(ale#path#Simplify(g:dir . '/test-files/c/makefile_project/incmacros'))
   \ . ' -Dmacro="value"'
   \ . ' -DGoal=9'
   \ . ' -D macro2'
@@ -509,7 +509,7 @@ Execute(We should include several important flags):
   \ . ' -foption -O2 -C -CC -trigraphs -nostdinc -nostdinc++'
   \ . ' -iplugindir=dir -march=native -w',
   \ ale#c#ParseCFlags(
-  \   ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
+  \   ale#path#Simplify(g:dir. '/test-files/c/makefile_project'),
   \   0,
   \   [
   \     'gcc',
@@ -569,14 +569,14 @@ Execute(We should include several important flags):
 
 Execute(We should quote the flags we need to quote):
   AssertEqual
-  \ '-I ' . ale#Escape(ale#path#Simplify(g:dir . '/test_c_projects/makefile_project/inc'))
-  \ . ' -I ' . ale#Escape(ale#path#Simplify(g:dir . '/test_c_projects/makefile_project/include'))
-  \ . ' -iquote ' . ale#Escape(ale#path#Simplify(g:dir . '/test_c_projects/makefile_project/incquote'))
-  \ . ' -isystem ' . ale#Escape(ale#path#Simplify(g:dir . '/test_c_projects/makefile_project/incsystem'))
-  \ . ' -idirafter ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/incafter'))
-  \ . ' -iframework ' . ale#Escape(ale#path#Simplify(g:dir . '/test_c_projects/makefile_project/incframework'))
-  \ . ' -include ' . ale#Escape(ale#path#Simplify(g:dir . '/test_c_projects/makefile_project/foo bar'))
-  \ . ' -imacros ' . ale#Escape(ale#path#Simplify(g:dir . '/test_c_projects/makefile_project/incmacros'))
+  \ '-I ' . ale#Escape(ale#path#Simplify(g:dir . '/test-files/c/makefile_project/inc'))
+  \ . ' -I ' . ale#Escape(ale#path#Simplify(g:dir . '/test-files/c/makefile_project/include'))
+  \ . ' -iquote ' . ale#Escape(ale#path#Simplify(g:dir . '/test-files/c/makefile_project/incquote'))
+  \ . ' -isystem ' . ale#Escape(ale#path#Simplify(g:dir . '/test-files/c/makefile_project/incsystem'))
+  \ . ' -idirafter ' . ale#Escape(ale#path#Simplify(g:dir. '/test-files/c/makefile_project/incafter'))
+  \ . ' -iframework ' . ale#Escape(ale#path#Simplify(g:dir . '/test-files/c/makefile_project/incframework'))
+  \ . ' -include ' . ale#Escape(ale#path#Simplify(g:dir . '/test-files/c/makefile_project/foo bar'))
+  \ . ' -imacros ' . ale#Escape(ale#path#Simplify(g:dir . '/test-files/c/makefile_project/incmacros'))
   \ . ' ' . ale#Escape('-Dmacro="value"')
   \ . ' -DGoal=9'
   \ . ' -D macro2'
@@ -592,7 +592,7 @@ Execute(We should quote the flags we need to quote):
   \ . ' -foption -O2 -C -CC -trigraphs -nostdinc -nostdinc++'
   \ . ' -iplugindir=dir -march=native -w',
   \ ale#c#ParseCFlags(
-  \   ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
+  \   ale#path#Simplify(g:dir. '/test-files/c/makefile_project'),
   \   1,
   \   [
   \     'gcc',
@@ -656,7 +656,7 @@ Execute(We should exclude other flags that cause problems):
   AssertEqual
   \ '',
   \ ale#c#ParseCFlags(
-  \   ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
+  \   ale#path#Simplify(g:dir. '/test-files/c/makefile_project'),
   \   0,
   \   [
   \     'gcc',
@@ -678,7 +678,7 @@ Execute(We should expand @file in CFlags):
   AssertEqual
   \ '-DARGS1 -DARGS2 -O2',
   \ ale#c#ParseCFlags(
-  \   ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
+  \   ale#path#Simplify(g:dir. '/test-files/c/makefile_project'),
   \   0,
   \   [
   \     'gcc',
diff --git a/test/test_c_projects/h_file_project/test.h b/test/test_c_projects/h_file_project/test.h
deleted file mode 100644
index e69de29b..00000000
--- a/test/test_c_projects/h_file_project/test.h
+++ /dev/null
diff --git a/test/test_c_projects/hpp_file_project/Makefile b/test/test_c_projects/hpp_file_project/Makefile
deleted file mode 100644
index e69de29b..00000000
--- a/test/test_c_projects/hpp_file_project/Makefile
+++ /dev/null
diff --git a/test/test_c_projects/hpp_file_project/subdir/dummy b/test/test_c_projects/hpp_file_project/subdir/dummy
deleted file mode 100644
index e69de29b..00000000
--- a/test/test_c_projects/hpp_file_project/subdir/dummy
+++ /dev/null
diff --git a/test/test_c_projects/hpp_file_project/test.hpp b/test/test_c_projects/hpp_file_project/test.hpp
deleted file mode 100644
index e69de29b..00000000
--- a/test/test_c_projects/hpp_file_project/test.hpp
+++ /dev/null
diff --git a/test/test_c_projects/json_project/build/compile_commands.json b/test/test_c_projects/json_project/build/compile_commands.json
deleted file mode 100644
index e69de29b..00000000
--- a/test/test_c_projects/json_project/build/compile_commands.json
+++ /dev/null
diff --git a/test/test_c_projects/json_project/include/test.h b/test/test_c_projects/json_project/include/test.h
deleted file mode 100644
index e69de29b..00000000
--- a/test/test_c_projects/json_project/include/test.h
+++ /dev/null
diff --git a/test/test_c_projects/json_project/subdir/dummy b/test/test_c_projects/json_project/subdir/dummy
deleted file mode 100644
index e69de29b..00000000
--- a/test/test_c_projects/json_project/subdir/dummy
+++ /dev/null
diff --git a/test/test_c_projects/makefile_project/Makefile b/test/test_c_projects/makefile_project/Makefile
deleted file mode 100644
index e69de29b..00000000
--- a/test/test_c_projects/makefile_project/Makefile
+++ /dev/null
diff --git a/test/test_c_projects/makefile_project/_astylerc b/test/test_c_projects/makefile_project/_astylerc
deleted file mode 100644
index e69de29b..00000000
--- a/test/test_c_projects/makefile_project/_astylerc
+++ /dev/null
diff --git a/test/test_c_projects/makefile_project/include/test.h b/test/test_c_projects/makefile_project/include/test.h
deleted file mode 100644
index e69de29b..00000000
--- a/test/test_c_projects/makefile_project/include/test.h
+++ /dev/null
diff --git a/test/test_c_projects/makefile_project/subdir/dummy b/test/test_c_projects/makefile_project/subdir/dummy
deleted file mode 100644
index e69de29b..00000000
--- a/test/test_c_projects/makefile_project/subdir/dummy
+++ /dev/null
diff --git a/test/test_c_projects/makefile_project/subdir/file.c b/test/test_c_projects/makefile_project/subdir/file.c
deleted file mode 100644
index e69de29b..00000000
--- a/test/test_c_projects/makefile_project/subdir/file.c
+++ /dev/null
diff --git a/test/test_cpp_project/.astylerc b/test/test_cpp_project/.astylerc
deleted file mode 100644
index e69de29b..00000000
--- a/test/test_cpp_project/.astylerc
+++ /dev/null
diff --git a/test/test_cpp_project/dummy.cpp b/test/test_cpp_project/dummy.cpp
deleted file mode 100644
index e69de29b..00000000
--- a/test/test_cpp_project/dummy.cpp
+++ /dev/null
diff --git a/test/test_csslint_config_detection.vader b/test/test_csslint_config_detection.vader
index 47e80d09..c8e5fa98 100644
--- a/test/test_csslint_config_detection.vader
+++ b/test/test_csslint_config_detection.vader
@@ -8,18 +8,18 @@ After:
   call ale#linter#Reset()
 
 Execute(--config should be set when the .csslintrc file is found):
-  call ale#test#SetFilename('csslint-test-files/some-app/subdir/testfile.js')
+  call ale#test#SetFilename('test-files/csslint/some-app/subdir/testfile.js')
 
   AssertEqual
   \ (
   \   'csslint --format=compact '
-  \   . '--config=' . ale#Escape(ale#path#Simplify(g:dir . '/csslint-test-files/some-app/.csslintrc'))
+  \   . '--config=' . ale#Escape(ale#path#Simplify(g:dir . '/test-files/csslint/some-app/.csslintrc'))
   \   . ' %t'
   \ ),
   \ ale_linters#css#csslint#GetCommand(bufnr(''))
 
 Execute(--config should not be used when no .csslintrc file exists):
-  call ale#test#SetFilename('csslint-test-files/other-app/testfile.css')
+  call ale#test#SetFilename('test-files/csslint/other-app/testfile.css')
 
   AssertEqual
   \ (
diff --git a/test/test_find_nearest_directory.vader b/test/test_find_nearest_directory.vader
index 2529950f..740668da 100644
--- a/test/test_find_nearest_directory.vader
+++ b/test/test_find_nearest_directory.vader
@@ -5,10 +5,10 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(We should be able to find a directory some directory down):
-  call ale#test#SetFilename('top/middle/bottom/dummy.txt')
+  call ale#test#SetFilename('test-files/top/middle/bottom/dummy.txt')
 
   AssertEqual
-  \ ale#path#Simplify(expand('%:p:h:h:h:h') . '/top/ale-special-directory-name-dont-use-this-please/'),
+  \ ale#path#Simplify(expand('%:p:h:h:h:h:h') . '/test-files/top/ale-special-directory-name-dont-use-this-please/'),
   \ ale#path#FindNearestDirectory(bufnr('%'), 'ale-special-directory-name-dont-use-this-please')
 
 Execute(We shouldn't find anything for files which don't match):
diff --git a/test/test_gradle_build_classpath_command.vader b/test/test_gradle_build_classpath_command.vader
index e274797d..9557aa0d 100644
--- a/test/test_gradle_build_classpath_command.vader
+++ b/test/test_gradle_build_classpath_command.vader
@@ -22,30 +22,30 @@ After:
   call ale#linter#Reset()
 
 Execute(Should return 'gradlew' command if project includes gradle wapper):
-  call ale#test#SetFilename('gradle-test-files/wrapped-project/src/main/kotlin/dummy.kt')
+  call ale#test#SetFilename('test-files/gradle/wrapped-project/src/main/kotlin/dummy.kt')
 
   AssertEqual
   \ [
-  \   ale#path#Simplify(g:dir . '/gradle-test-files/wrapped-project'),
-  \   ale#Escape(ale#path#Simplify(g:dir . '/gradle-test-files/wrapped-project/gradlew'))
+  \   ale#path#Simplify(g:dir . '/test-files/gradle/wrapped-project'),
+  \   ale#Escape(ale#path#Simplify(g:dir . '/test-files/gradle/wrapped-project/gradlew'))
   \   . g:command_tail,
   \ ],
   \ ale#gradle#BuildClasspathCommand(bufnr(''))
 
 Execute(Should return 'gradle' command if project does not include gradle wapper):
-  call ale#test#SetFilename('gradle-test-files/unwrapped-project/src/main/kotlin/dummy.kt')
+  call ale#test#SetFilename('test-files/gradle/unwrapped-project/src/main/kotlin/dummy.kt')
   let $PATH .= (has('win32') ? ';' : ':')
-  \ . ale#path#Simplify(g:dir . '/gradle-test-files')
+  \ . ale#path#Simplify(g:dir . '/test-files/gradle')
 
   AssertEqual
   \ [
-  \   ale#path#Simplify(g:dir . '/gradle-test-files/unwrapped-project'),
+  \   ale#path#Simplify(g:dir . '/test-files/gradle/unwrapped-project'),
   \   ale#Escape('gradle') . g:command_tail
   \ ],
   \ ale#gradle#BuildClasspathCommand(bufnr(''))
 
 Execute(Should return empty string if gradle cannot be executed):
-  call ale#test#SetFilename('gradle-test-files/non-gradle-project/src/main/kotlin/dummy.kt')
+  call ale#test#SetFilename('test-files/gradle/non-gradle-project/src/main/kotlin/dummy.kt')
 
   AssertEqual
   \ ['', ''],
diff --git a/test/test_gradle_find_executable.vader b/test/test_gradle_find_executable.vader
index 5daa4906..f874748c 100644
--- a/test/test_gradle_find_executable.vader
+++ b/test/test_gradle_find_executable.vader
@@ -15,22 +15,22 @@ After:
   call ale#linter#Reset()
 
 Execute(Should return 'gradlew' if found in parent directory):
-  call ale#test#SetFilename('gradle-test-files/wrapped-project/src/main/kotlin/dummy.kt')
+  call ale#test#SetFilename('test-files/gradle/wrapped-project/src/main/kotlin/dummy.kt')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/gradle-test-files/wrapped-project/gradlew'),
+  \ ale#path#Simplify(g:dir . '/test-files/gradle/wrapped-project/gradlew'),
   \ ale#gradle#FindExecutable(bufnr(''))
 
 Execute(Should return 'gradle' if 'gradlew' not found in parent directory):
-  call ale#test#SetFilename('gradle-test-files/unwrapped-project/src/main/kotlin/dummy.kt')
-  let $PATH .= (has('win32') ? ';': ':') . ale#path#Simplify(g:dir . '/gradle-test-files')
+  call ale#test#SetFilename('test-files/gradle/unwrapped-project/src/main/kotlin/dummy.kt')
+  let $PATH .= (has('win32') ? ';': ':') . ale#path#Simplify(g:dir . '/test-files/gradle')
 
   AssertEqual
   \ 'gradle',
   \ ale#gradle#FindExecutable(bufnr(''))
 
 Execute(Should return empty string if 'gradlew' not in parent directory and gradle not in path):
-  call ale#test#SetFilename('gradle-test-files/unwrapped-project/src/main/kotlin/dummy.kt')
+  call ale#test#SetFilename('test-files/gradle/unwrapped-project/src/main/kotlin/dummy.kt')
 
   AssertEqual
   \ '',
diff --git a/test/test_gradle_find_project_root.vader b/test/test_gradle_find_project_root.vader
index 8305bba5..b6159188 100644
--- a/test/test_gradle_find_project_root.vader
+++ b/test/test_gradle_find_project_root.vader
@@ -7,28 +7,28 @@ After:
   call ale#linter#Reset()
 
 Execute(Should return directory for 'gradlew' if found in parent directory):
-  call ale#test#SetFilename('gradle-test-files/wrapped-project/src/main/kotlin/dummy.kt')
+  call ale#test#SetFilename('test-files/gradle/wrapped-project/src/main/kotlin/dummy.kt')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/gradle-test-files/wrapped-project'),
+  \ ale#path#Simplify(g:dir . '/test-files/gradle/wrapped-project'),
   \ ale#gradle#FindProjectRoot(bufnr(''))
 
 Execute(Should return directory for 'settings.gradle' if found in parent directory):
-  call ale#test#SetFilename('gradle-test-files/settings-gradle-project/src/main/kotlin/dummy.kt')
+  call ale#test#SetFilename('test-files/gradle/settings-gradle-project/src/main/kotlin/dummy.kt')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/gradle-test-files/settings-gradle-project'),
+  \ ale#path#Simplify(g:dir . '/test-files/gradle/settings-gradle-project'),
   \ ale#gradle#FindProjectRoot(bufnr(''))
 
 Execute(Should return directory for 'build.gradle' if found in parent directory):
-  call ale#test#SetFilename('gradle-test-files/build-gradle-project/src/main/kotlin/dummy.kt')
+  call ale#test#SetFilename('test-files/gradle/build-gradle-project/src/main/kotlin/dummy.kt')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/gradle-test-files/build-gradle-project'),
+  \ ale#path#Simplify(g:dir . '/test-files/gradle/build-gradle-project'),
   \ ale#gradle#FindProjectRoot(bufnr(''))
 
 Execute(Should return empty string if gradle files are not found in parent directory):
-  call ale#test#SetFilename('gradle-test-files/non-gradle-project/src/main/kotlin/dummy.kt')
+  call ale#test#SetFilename('test-files/gradle/non-gradle-project/src/main/kotlin/dummy.kt')
 
   AssertEqual
   \ '',
diff --git a/test/test_hdl_checker_options.vader b/test/test_hdl_checker_options.vader
index f93e3c1a..6e7eef46 100644
--- a/test/test_hdl_checker_options.vader
+++ b/test/test_hdl_checker_options.vader
@@ -50,20 +50,20 @@ Execute(Customize executable):
   \ ale#handlers#hdl_checker#GetCommand(bufnr(''))
 
 Execute(Get project root based on .git):
-  call ale#test#SetFilename('hdl_server/with_git/files/foo.vhd')
+  call ale#test#SetFilename('../test-files/hdl_server/with_git/files/foo.vhd')
   " Create .git file
-  silent! call mkdir(g:dir . '/hdl_server/with_git/.git')
-  AssertNotEqual '', glob(g:dir . '/hdl_server/with_git/.git')
+  silent! call mkdir(g:dir . '/../test-files/hdl_server/with_git/.git')
+  AssertNotEqual '', glob(g:dir . '/../test-files/hdl_server/with_git/.git')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/hdl_server/with_git'),
+  \ ale#path#Simplify(g:dir . '/../test-files/hdl_server/with_git'),
   \ ale#handlers#hdl_checker#GetProjectRoot(bufnr(''))
 
 Execute(Get project root based on config file):
-  call ale#test#SetFilename('hdl_server/with_config_file/foo.vhd')
+  call ale#test#SetFilename('../test-files/hdl_server/with_config_file/foo.vhd')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/hdl_server/with_config_file'),
+  \ ale#path#Simplify(g:dir . '/../test-files/hdl_server/with_config_file'),
   \ ale#handlers#hdl_checker#GetProjectRoot(bufnr(''))
 
 Execute(Return no project root if neither .git or config file are found):
@@ -75,7 +75,7 @@ Execute(Return no project root if neither .git or config file are found):
     return 0
   endfunction
 
-  call ale#test#SetFilename('hdl_server/foo.vhd')
+  call ale#test#SetFilename('../test-files/hdl_server/foo.vhd')
 
   AssertEqual
   \ '',
diff --git a/test/test_jsonlint_executable_detection.vader b/test/test_jsonlint_executable_detection.vader
index de52f846..60bc6d75 100644
--- a/test/test_jsonlint_executable_detection.vader
+++ b/test/test_jsonlint_executable_detection.vader
@@ -11,23 +11,23 @@ After:
   call ale#linter#Reset()
 
 Execute(local executable should be detected correctly):
-  call ale#test#SetFilename('jsonlint-test-files/app/src/app.json')
+  call ale#test#SetFilename('test-files/jsonlint/app/src/app.json')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/jsonlint-test-files/app/node_modules/.bin/jsonlint'),
+  \ ale#path#Simplify(g:dir . '/test-files/jsonlint/app/node_modules/.bin/jsonlint'),
   \ ale_linters#json#jsonlint#GetExecutable(bufnr(''))
 
 Execute(recursively executable should be detected correctly):
-  call ale#test#SetFilename('jsonlint-test-files/app-without-jsonlint/src/app.json')
+  call ale#test#SetFilename('test-files/jsonlint/app-without-jsonlint/src/app.json')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/jsonlint-test-files/node_modules/jsonlint/lib/cli.js'),
+  \ ale#path#Simplify(g:dir . '/test-files/jsonlint/node_modules/jsonlint/lib/cli.js'),
   \ ale_linters#json#jsonlint#GetExecutable(bufnr(''))
 
 Execute(use_global should override project executable):
   let g:ale_json_jsonlint_use_global = 1
 
-  call ale#test#SetFilename('jsonlint-test-files/app/src/app.json')
+  call ale#test#SetFilename('test-files/jsonlint/app/src/app.json')
 
   AssertEqual
   \ 'jsonlint',
@@ -37,7 +37,7 @@ Execute(manually defined should override default executable):
   let g:ale_json_jsonlint_use_global = 1
   let g:ale_json_jsonlint_executable = 'custom_jsonlint'
 
-  call ale#test#SetFilename('jsonlint-test-files/app/src/app.json')
+  call ale#test#SetFilename('test-files/jsonlint/app/src/app.json')
 
   AssertEqual
   \ 'custom_jsonlint',
diff --git a/test/test_kotlin_languageserver_path_detection.vader b/test/test_kotlin_languageserver_path_detection.vader
deleted file mode 100644
index 36e6368e..00000000
--- a/test/test_kotlin_languageserver_path_detection.vader
+++ /dev/null
@@ -1,25 +0,0 @@
-Before:
-  call ale#test#SetDirectory('/testplugin/test')
-  runtime ale_linters/kotlin/languageserver.vim
-
-After:
-  call ale#test#RestoreDirectory()
-  call ale#linter#Reset()
-
-Execute(Detect root of gradle project with build.gradle correctly):
-  call ale#test#SetFilename('gradle-test-files/build-gradle-project/src/main/kotlin/dummy.kt')
-  AssertEqual
-  \ ale#path#Simplify(g:dir . '/gradle-test-files/build-gradle-project'),
-  \ ale_linters#kotlin#languageserver#GetProjectRoot(bufnr(''))
-
-Execute(Detect root of maven project with pom.xml correctly):
-  call ale#test#SetFilename('maven-test-files/maven-kotlin-project/src/main/kotlin/dummy.kt')
-  AssertEqual
-  \ ale#path#Simplify(g:dir . '/maven-test-files/maven-kotlin-project'),
-  \ ale_linters#kotlin#languageserver#GetProjectRoot(bufnr(''))
-
-Execute(Detect no root in case of non maven/gradle project):
-  call ale#test#SetFilename('gradle-test-files/non-gradle-project/src/main/kotlin/dummy.kt')
-  AssertEqual
-  \ '',
-  \ ale_linters#kotlin#languageserver#GetProjectRoot(bufnr(''))
diff --git a/test/test_maven_build_classpath_command.vader b/test/test_maven_build_classpath_command.vader
index 633bb2a1..c10f457b 100644
--- a/test/test_maven_build_classpath_command.vader
+++ b/test/test_maven_build_classpath_command.vader
@@ -22,31 +22,31 @@ After:
   call ale#linter#Reset()
 
 Execute(Should use 'mvnw' in classpath command if available):
-  call ale#test#SetFilename('maven-test-files/maven-java-project/module1/src/main/java/dummy1.java')
+  call ale#test#SetFilename('test-files/maven/maven-java-project/module1/src/main/java/dummy1.java')
 
   AssertEqual
   \ [
-  \   ale#path#Simplify(g:dir . '/maven-test-files/maven-java-project/module1'),
-  \   ale#Escape(ale#path#Simplify(g:dir . '/maven-test-files/maven-java-project/module1/' . g:expected_wrapper))
+  \   ale#path#Simplify(g:dir . '/test-files/maven/maven-java-project/module1'),
+  \   ale#Escape(ale#path#Simplify(g:dir . '/test-files/maven/maven-java-project/module1/' . g:expected_wrapper))
   \   . ' dependency:build-classpath',
   \ ],
   \ ale#maven#BuildClasspathCommand(bufnr(''))
 
 Execute(Should use 'mvn' in classpath command if it is executable and 'mvnw' is unavailable):
-  call ale#test#SetFilename('maven-test-files/maven-java-project/module2/src/main/java/dummy2.java')
+  call ale#test#SetFilename('test-files/maven/maven-java-project/module2/src/main/java/dummy2.java')
   let $PATH .= (has('win32') ? ';' : ':')
-  \ . ale#path#Simplify(g:dir . '/maven-test-files')
+  \ . ale#path#Simplify(g:dir . '/test-files/maven')
 
   AssertEqual
   \ [
-  \   ale#path#Simplify(g:dir . '/maven-test-files/maven-java-project/module2'),
+  \   ale#path#Simplify(g:dir . '/test-files/maven/maven-java-project/module2'),
   \   ale#Escape('mvn')
   \   . ' dependency:build-classpath',
   \ ],
   \ ale#maven#BuildClasspathCommand(bufnr(''))
 
 Execute(Should return empty string if maven cannot be executed):
-  call ale#test#SetFilename('maven-test-files/non-maven-project/src/main/java/dummy.java')
+  call ale#test#SetFilename('test-files/maven/non-maven-project/src/main/java/dummy.java')
 
   AssertEqual
   \ ['', ''],
diff --git a/test/test_maven_find_executable.vader b/test/test_maven_find_executable.vader
index 1d2f6da2..f0f06b12 100644
--- a/test/test_maven_find_executable.vader
+++ b/test/test_maven_find_executable.vader
@@ -23,16 +23,16 @@ After:
   call ale#linter#Reset()
 
 Execute(Should return 'mvnw' if found in parent directory):
-  call ale#test#SetFilename('maven-test-files/maven-java-project/module1/src/main/java/dummy1.java')
+  call ale#test#SetFilename('test-files/maven/maven-java-project/module1/src/main/java/dummy1.java')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/maven-test-files/maven-java-project/module1/' . g:expected_wrapper),
+  \ ale#path#Simplify(g:dir . '/test-files/maven/maven-java-project/module1/' . g:expected_wrapper),
   \ ale#maven#FindExecutable(bufnr(''))
 
 Execute(Should return 'mvn' if 'mvnw' not found in parent directory):
-  call ale#test#SetFilename('maven-test-files/maven-java-project/module2/src/main/java/dummy2.java')
+  call ale#test#SetFilename('test-files/maven/maven-java-project/module2/src/main/java/dummy2.java')
   let $PATH .= (has('win32') ? ';' : ':')
-  \ . ale#path#Simplify(g:dir . '/maven-test-files')
+  \ . ale#path#Simplify(g:dir . '/test-files/maven')
 
   AssertEqual
   \ 'mvn',
diff --git a/test/test_maven_find_project_root.vader b/test/test_maven_find_project_root.vader
index 3a2138d1..f761b2ef 100644
--- a/test/test_maven_find_project_root.vader
+++ b/test/test_maven_find_project_root.vader
@@ -7,21 +7,21 @@ After:
   call ale#linter#Reset()
 
 Execute(Should return directory for 'mvnw' if found in parent directory):
-  call ale#test#SetFilename('maven-test-files/maven-java-project/module1/src/main/java/dummy1.java')
+  call ale#test#SetFilename('test-files/maven/maven-java-project/module1/src/main/java/dummy1.java')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/maven-test-files/maven-java-project/module1'),
+  \ ale#path#Simplify(g:dir . '/test-files/maven/maven-java-project/module1'),
   \ ale#maven#FindProjectRoot(bufnr(''))
 
 Execute(Should return directory for 'pom.xml' if found in parent directory):
-  call ale#test#SetFilename('maven-test-files/maven-java-project/module2/src/main/java/dummy2.java')
+  call ale#test#SetFilename('test-files/maven/maven-java-project/module2/src/main/java/dummy2.java')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/maven-test-files/maven-java-project/module2'),
+  \ ale#path#Simplify(g:dir . '/test-files/maven/maven-java-project/module2'),
   \ ale#maven#FindProjectRoot(bufnr(''))
 
 Execute(Should return empty string if maven files are not found in parent directory):
-  call ale#test#SetFilename('maven-test-files/non-maven-project/src/main/java/dummy.java')
+  call ale#test#SetFilename('test-files/maven/non-maven-project/src/main/java/dummy.java')
 
   AssertEqual
   \ '',
diff --git a/test/test_nearest_file_search.vader b/test/test_nearest_file_search.vader
index 10d2cb36..f5c12de4 100644
--- a/test/test_nearest_file_search.vader
+++ b/test/test_nearest_file_search.vader
@@ -5,10 +5,10 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(We should be able to find a configuration file further up):
-  call ale#test#SetFilename('top/middle/bottom/dummy.txt')
+  call ale#test#SetFilename('test-files/top/middle/bottom/dummy.txt')
 
   AssertEqual
-  \ ale#path#Simplify(expand('%:p:h:h:h:h') . '/top/example.ini'),
+  \ ale#path#Simplify(expand('%:p:h:h:h:h:h') . '/test-files/top/example.ini'),
   \ ale#path#FindNearestFile(bufnr('%'), 'example.ini')
 
 Execute(We shouldn't find anything for files which don't match):
diff --git a/test/test_nimlsp_project_root.vader b/test/test_nimlsp_project_root.vader
index e7027575..d10989b3 100644
--- a/test/test_nimlsp_project_root.vader
+++ b/test/test_nimlsp_project_root.vader
@@ -12,7 +12,7 @@ After:
 
 
 Execute(Detect root of nim project with .git/ correctly):
-  call ale#test#SetFilename('nim-test-files/with-git/src/source.nim')
+  call ale#test#SetFilename('test-files/nim/with-git/src/source.nim')
   call mkdir(g:dir . '/.git')
   AssertEqual
   \ ale#path#Simplify(g:dir),
diff --git a/test/test_puppet_path_detection.vader b/test/test_puppet_path_detection.vader
index f8d3a0fa..e918e916 100644
--- a/test/test_puppet_path_detection.vader
+++ b/test/test_puppet_path_detection.vader
@@ -8,15 +8,15 @@ After:
   call ale#linter#Reset()
 
 Execute(old-style module should find its root correctly):
-  call ale#test#SetFilename('puppet-test-files/old-style-module/manifests/init.pp')
+  call ale#test#SetFilename('test-files/puppet/old-style-module/manifests/init.pp')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/puppet-test-files/old-style-module'),
+  \ ale#path#Simplify(g:dir . '/test-files/puppet/old-style-module'),
   \ ale_linters#puppet#languageserver#GetProjectRoot(bufnr(''))
 
 Execute(new-style module should find its root correctly):
-  call ale#test#SetFilename('puppet-test-files/new-style-module/lib/puppet/types/exampletype.rb')
+  call ale#test#SetFilename('test-files/puppet/new-style-module/lib/puppet/types/exampletype.rb')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/puppet-test-files/new-style-module'),
+  \ ale#path#Simplify(g:dir . '/test-files/puppet/new-style-module'),
   \ ale_linters#puppet#languageserver#GetProjectRoot(bufnr(''))
diff --git a/test/test_python_find_project_root.vader b/test/test_python_find_project_root.vader
index 176e819a..e323c866 100644
--- a/test/test_python_find_project_root.vader
+++ b/test/test_python_find_project_root.vader
@@ -5,7 +5,7 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(Detect root of Python project with .flake8 correctly):
-  call ale#test#SetFilename('python-test-files/python-package-project/package-name/module.py')
+  call ale#test#SetFilename('test-files/python/python-package-project/package-name/module.py')
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/python-test-files/python-package-project'),
+  \ ale#path#Simplify(g:dir . '/test-files/python/python-package-project'),
   \ ale#python#FindProjectRoot(bufnr(''))
diff --git a/test/test_python_pipenv.vader b/test/test_python_pipenv.vader
index 91d957f8..8b1e9ab0 100644
--- a/test/test_python_pipenv.vader
+++ b/test/test_python_pipenv.vader
@@ -1,12 +1,18 @@
+Before:
+  call ale#test#SetDirectory('/testplugin/test')
+
+After:
+  call ale#test#RestoreDirectory()
+
 Execute(ale#python#PipenvPresent is true when a pipenv environment is present):
-  call ale#test#SetFilename('/testplugin/test/python_fixtures/pipenv/whatever.py')
+  call ale#test#SetFilename('test-files/python/pipenv/whatever.py')
 
   AssertEqual
   \  ale#python#PipenvPresent(bufnr('%')),
   \  1
 
 Execute(ale#python#PipenvPresent is false true when no pipenv environment is present):
-  call ale#test#SetFilename('/testplugin/test/python_fixtures/no_pipenv/whatever.py')
+  call ale#test#SetFilename('test-files/python/no_pipenv/whatever.py')
 
   AssertEqual
   \  ale#python#PipenvPresent(bufnr('%')),
diff --git a/test/test_resolve_local_path.vader b/test/test_resolve_local_path.vader
index 3f0fb20a..d8a8ec52 100644
--- a/test/test_resolve_local_path.vader
+++ b/test/test_resolve_local_path.vader
@@ -5,10 +5,10 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(We should be able to find the local version of a file):
-  call ale#test#SetFilename('top/middle/bottom/dummy.txt')
+  call ale#test#SetFilename('test-files/top/middle/bottom/dummy.txt')
 
   AssertEqual
-  \ ale#path#Simplify(expand('%:p:h:h:h:h') . '/top/example.ini'),
+  \ ale#path#Simplify(expand('%:p:h:h:h:h:h') . '/test-files/top/example.ini'),
   \ ale#path#ResolveLocalPath(bufnr('%'), 'example.ini', '/global/config.ini')
 
 Execute(We shouldn't find anything for files which don't match):
diff --git a/test/test_sml_command.vader b/test/test_sml_command.vader
index d26f650f..e89486c4 100644
--- a/test/test_sml_command.vader
+++ b/test/test_sml_command.vader
@@ -6,40 +6,40 @@ After:
   call ale#linter#Reset()
 
 Execute(smlnj finds CM file if it exists):
-  call ale#test#SetFilename('smlnj/cm/foo.sml')
+  call ale#test#SetFilename('test-files/smlnj/cm/foo.sml')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/smlnj/cm/sources.cm'),
+  \ ale#test#GetFilename('test-files/smlnj/cm/sources.cm'),
   \ ale#handlers#sml#GetCmFile(bufnr('%'))
 
 Execute(smlnj finds CM file by searching upwards):
-  call ale#test#SetFilename('smlnj/cm/path/to/bar.sml')
+  call ale#test#SetFilename('test-files/smlnj/cm/path/to/bar.sml')
 
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/smlnj/cm/sources.cm'),
+  \ ale#test#GetFilename('test-files/smlnj/cm/sources.cm'),
   \ ale#handlers#sml#GetCmFile(bufnr('%'))
 
 Execute(smlnj returns '' when no CM file found):
-  call ale#test#SetFilename('smlnj/file/qux.sml')
+  call ale#test#SetFilename('test-files/smlnj/file/qux.sml')
 
   AssertEqual '', ale#handlers#sml#GetCmFile(bufnr('%'))
 
 Execute(CM-project mode enabled when CM file found):
-  call ale#test#SetFilename('smlnj/cm/foo.sml')
+  call ale#test#SetFilename('test-files/smlnj/cm/foo.sml')
 
   AssertEqual 'sml', ale#handlers#sml#GetExecutableSmlnjCm(bufnr('%'))
 
 Execute(single-file mode disabled when CM file found):
-  call ale#test#SetFilename('smlnj/cm/foo.sml')
+  call ale#test#SetFilename('test-files/smlnj/cm/foo.sml')
 
   AssertEqual '', ale#handlers#sml#GetExecutableSmlnjFile(bufnr('%'))
 
 Execute(CM-project mode disabled when CM file not found):
-  call ale#test#SetFilename('smlnj/file/qux.sml')
+  call ale#test#SetFilename('test-files/smlnj/file/qux.sml')
 
   AssertEqual '', ale#handlers#sml#GetExecutableSmlnjCm(bufnr('%'))
 
 Execute(single-file mode enabled when CM file found):
-  call ale#test#SetFilename('smlnj/file/qux.sml')
+  call ale#test#SetFilename('test-files/smlnj/file/qux.sml')
 
   AssertEqual 'sml', ale#handlers#sml#GetExecutableSmlnjFile(bufnr('%'))
diff --git a/test/test_socket_connections.vader b/test/test_socket_connections.vader
index 9ea5580d..c59b942d 100644
--- a/test/test_socket_connections.vader
+++ b/test/test_socket_connections.vader
@@ -30,13 +30,13 @@ Before:
     let g:port = 10347
     let g:pid_tcp = str2nr(system(
     \ 'python'
-    \ . ' ' . ale#Escape(g:dir . '/dumb_tcp_server.py')
+    \ . ' ' . ale#Escape(g:dir . '/script/dumb_tcp_server.py')
     \ . ' ' . g:port
     \))
-    let g:pipe_path = 'tmp_named_pipe'
+    let g:pipe_path = tempname()
     let g:pid_pipe = str2nr(system(
     \ 'python'
-    \ . ' ' . ale#Escape(g:dir . '/dumb_named_pipe_server.py')
+    \ . ' ' . ale#Escape(g:dir . '/script/dumb_named_pipe_server.py')
     \ . ' ' . g:pipe_path
     \))
   endif
@@ -104,7 +104,7 @@ Execute(Sending and receiving connections to tcp sockets should work):
   endif
 
 Execute(Sending and receiving connections to named pipe sockets should work):
-  if g:can_run_socket_tests && has('nvim')
+  if g:can_run_socket_tests && has('nvim-0.4')
     let g:channel_id = ale#socket#Open(
     \ g:pipe_path,
     \ {'callback': function('TestCallback')}
@@ -131,9 +131,9 @@ Execute(Sending and receiving connections to named pipe sockets should work):
   endif
 
   " NeoVim versions which can't connect to sockets should just fail.
-  if has('nvim') && !exists('*chanclose')
+  if has('nvim-0.4') && !exists('*chanclose')
     AssertEqual -1, ale#socket#Open(
-    \ 'tmp_named_pipe',
+    \ g:pipe_path,
     \ {'callback': function('function')}
     \)
   endif
diff --git a/test/test_swift_find_project_root.vader b/test/test_swift_find_project_root.vader
index 7cb1cc29..88a26021 100644
--- a/test/test_swift_find_project_root.vader
+++ b/test/test_swift_find_project_root.vader
@@ -5,13 +5,13 @@ After:
   call ale#test#RestoreDirectory()
 
 Execute(Detect root of Swift project with Package.swift correctly):
-  call ale#test#SetFilename('swift-test-files/swift-package-project/src/folder/dummy.swift')
+  call ale#test#SetFilename('test-files/swift/swift-package-project/src/folder/dummy.swift')
   AssertEqual
-  \ ale#path#Simplify(g:dir . '/swift-test-files/swift-package-project'),
+  \ ale#path#Simplify(g:dir . '/test-files/swift/swift-package-project'),
   \ ale#swift#FindProjectRoot(bufnr(''))
 
 Execute(Detect no root in case of non-Package.swift project):
-  call ale#test#SetFilename('swift-test-files/non-swift-package-project/src/folder/dummy.swift')
+  call ale#test#SetFilename('test-files/swift/non-swift-package-project/src/folder/dummy.swift')
   AssertEqual
   \ '',
   \ ale#swift#FindProjectRoot(bufnr(''))
diff --git a/test/test_swiftlint_executable_detection.vader b/test/test_swiftlint_executable_detection.vader
deleted file mode 100644
index ac83ff8f..00000000
--- a/test/test_swiftlint_executable_detection.vader
+++ /dev/null
@@ -1,49 +0,0 @@
-Before:
-  let g:ale_swift_swiftlint_executable = 'swiftlint_d'
-
-  call ale#test#SetDirectory('/testplugin/test')
-
-  runtime ale_linters/swift/swiftlint.vim
-
-After:
-  let g:ale_swift_swiftlint_executable = 'swiftlint'
-  let g:ale_swift_swiftlint_use_global = 0
-
-  call ale#test#RestoreDirectory()
-  call ale#linter#Reset()
-
-Execute(Global installation should be the default executable):
-  call ale#test#SetFilename('swiftlint-test-files/global/testfile.swift')
-
-  AssertEqual
-  \ 'swiftlint_d',
-  \ ale_linters#swift#swiftlint#GetExecutable(bufnr(''))
-
-Execute(React Native apps using CocoaPods should take precedence over the default executable):
-  call ale#test#SetFilename('swiftlint-test-files/react-native/testfile.swift')
-
-  AssertEqual
-  \ tolower(ale#path#Simplify(g:dir . '/swiftlint-test-files/react-native/ios/Pods/SwiftLint/swiftlint')),
-  \ tolower(ale_linters#swift#swiftlint#GetExecutable(bufnr('')))
-
-Execute(CocoaPods installation should take precedence over the default executable):
-  call ale#test#SetFilename('swiftlint-test-files/cocoapods/testfile.swift')
-
-  AssertEqual
-  \ tolower(ale#path#Simplify(g:dir . '/swiftlint-test-files/cocoapods/Pods/SwiftLint/swiftlint')),
-  \ tolower(ale_linters#swift#swiftlint#GetExecutable(bufnr('')))
-
-Execute(Top level CocoaPods installation should take precedence over React Native installation):
-  call ale#test#SetFilename('swiftlint-test-files/cocoapods-and-react-native/testfile.swift')
-
-  AssertEqual
-  \ tolower(ale#path#Simplify(g:dir . '/swiftlint-test-files/cocoapods-and-react-native/Pods/SwiftLint/swiftlint')),
-  \ tolower(ale_linters#swift#swiftlint#GetExecutable(bufnr('')))
-
-Execute(use-global should override other versions):
-  let g:ale_swift_swiftlint_use_global = 1
-  call ale#test#SetFilename('swiftlint-test-files/cocoapods-and-react-native/testfile.swift')
-
-  AssertEqual
-  \ 'swiftlint_d',
-  \ ale_linters#swift#swiftlint#GetExecutable(bufnr(''))