Before: " This is just one language for the linter. call ale#assert#SetUpLinterTest('markdown', 'remark_lint') After: call ale#assert#TearDownLinterTest() Execute(The default command should be correct): AssertLinter 'remark', \ ale#Escape('remark') . ' --no-stdout --no-color' Execute(The executable should be configurable): let b:ale_markdown_remark_lint_executable = 'foobar' AssertLinter 'foobar', \ ale#Escape('foobar') . ' --no-stdout --no-color' Execute(The options should be configurable): let b:ale_markdown_remark_lint_options = '--something' AssertLinter 'remark', \ 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') 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')) \ . ' --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') AssertLinter 'remark', ale#Escape('remark') \ . ' --no-stdout --no-color'