Before:
  call ale#assert#SetUpFixerTest('javascript', 'prettier')
  Save g:ale_command_wrapper

  let g:ale_command_wrapper = ''

  silent cd ..
  silent cd command_callback
  let g:dir = getcwd()

After:
  call ale#assert#TearDownFixerTest()

Execute(The prettier callback should return the correct default values):
  call ale#test#SetFilename('../prettier-test-files/testfile.js')

  AssertFixer
  \ {
  \   'read_temporary_file': 1,
  \   'command': ale#Escape(g:ale_javascript_prettier_executable)
  \     . ' %t'
  \     . ' --write',
  \ }

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')

  AssertFixer
  \ {
  \   'read_temporary_file': 1,
  \   'command': ale#Escape(g:ale_javascript_prettier_executable)
  \     . ' %t'
  \     . ' --write',
  \ }

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')

  AssertFixer
  \ {
  \   'read_temporary_file': 1,
  \   'command': ale#Escape(g:ale_javascript_prettier_executable)
  \     . ' %t'
  \     . ' --no-semi'
  \     . ' --write',
  \ }

Execute(The version check should be correct):
  call ale#test#SetFilename('../prettier-test-files/testfile.js')

  AssertFixer [
  \ ale#Escape('prettier') . ' --version',
  \ {'read_temporary_file': 1, 'command': ale#Escape('prettier') . ' %t --write'}
  \]

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')

  GivenCommandOutput ['1.6.0']
  AssertFixer
  \ {
  \   'command': ale#path#CdString(expand('%:p:h'))
  \     . ale#Escape(g:ale_javascript_prettier_executable)
  \     . ' --no-semi'
  \     . ' --stdin-filepath %s --stdin',
  \ }

Execute(The version number should be cached):
  call ale#test#SetFilename('../prettier-test-files/with_config/testfile.js')

  GivenCommandOutput ['1.6.0']
  AssertFixer
  \ {
  \   'command': ale#path#CdString(expand('%:p:h'))
  \     . ale#Escape(g:ale_javascript_prettier_executable)
  \     . ' --stdin-filepath %s --stdin',
  \ }

  GivenCommandOutput []
  AssertFixer
  \ {
  \   'command': ale#path#CdString(expand('%:p:h'))
  \     . ale#Escape(g:ale_javascript_prettier_executable)
  \     . ' --stdin-filepath %s --stdin',
  \ }

Execute(Should set --parser to `babylon` by default, < 1.16.0):
  call ale#test#SetFilename('../prettier-test-files/testfile')

  set filetype=javascript

  GivenCommandOutput ['1.6.0']
  AssertFixer
  \ {
  \   'command': ale#path#CdString(expand('%:p:h'))
  \     . ale#Escape(g:ale_javascript_prettier_executable)
  \     . ' --parser babylon'
  \     . ' --stdin-filepath %s --stdin',
  \ }

Execute(Should set --parser to `babel` by default, >= 1.16.0):
  call ale#test#SetFilename('../prettier-test-files/testfile')

  set filetype=javascript

  GivenCommandOutput ['1.16.0']
  AssertFixer
  \ {
  \   'command': ale#path#CdString(expand('%:p:h'))
  \     . ale#Escape(g:ale_javascript_prettier_executable)
  \     . ' --parser babel'
  \     . ' --stdin-filepath %s --stdin',
  \ }

Execute(Should set --parser based on filetype, TypeScript):
  call ale#test#SetFilename('../prettier-test-files/testfile')

  set filetype=typescript

  GivenCommandOutput ['1.6.0']
  AssertFixer
  \ {
  \   'command': ale#path#CdString(expand('%:p:h'))
  \     . ale#Escape(g:ale_javascript_prettier_executable)
  \     . ' --parser typescript'
  \     . ' --stdin-filepath %s --stdin',
  \ }

Execute(Should set --parser based on filetype, CSS):
  call ale#test#SetFilename('../prettier-test-files/testfile')

  set filetype=css

  GivenCommandOutput ['1.6.0']
  AssertFixer
  \ {
  \   'command': ale#path#CdString(expand('%:p:h'))
  \     . ale#Escape(g:ale_javascript_prettier_executable)
  \     . ' --parser css'
  \     . ' --stdin-filepath %s --stdin',
  \ }

Execute(Should set --parser based on filetype, LESS):
  call ale#test#SetFilename('../prettier-test-files/testfile')

  set filetype=less

  GivenCommandOutput ['1.6.0']
  AssertFixer
  \ {
  \   'command': ale#path#CdString(expand('%:p:h'))
  \     . ale#Escape(g:ale_javascript_prettier_executable)
  \     . ' --parser less'
  \     . ' --stdin-filepath %s --stdin',
  \ }

Execute(Should set --parser based on filetype, SCSS):
  call ale#test#SetFilename('../prettier-test-files/testfile')

  set filetype=scss

  GivenCommandOutput ['1.6.0']
  AssertFixer
  \ {
  \   'command': ale#path#CdString(expand('%:p:h'))
  \     . ale#Escape(g:ale_javascript_prettier_executable)
  \     . ' --parser scss'
  \     . ' --stdin-filepath %s --stdin',
  \ }

Execute(Should set --parser based on filetype, JSON):
  call ale#test#SetFilename('../prettier-test-files/testfile')

  set filetype=json

  GivenCommandOutput ['1.6.0']
  AssertFixer
  \ {
  \   'command': ale#path#CdString(expand('%:p:h'))
  \     . ale#Escape(g:ale_javascript_prettier_executable)
  \     . ' --parser json'
  \     . ' --stdin-filepath %s --stdin',
  \ }

Execute(Should set --parser based on filetype, JSON5):
  call ale#test#SetFilename('../prettier-test-files/testfile')

  set filetype=json5

  GivenCommandOutput ['1.6.0']
  AssertFixer
  \ {
  \   'command': ale#path#CdString(expand('%:p:h'))
  \     . ale#Escape(g:ale_javascript_prettier_executable)
  \     . ' --parser json5'
  \     . ' --stdin-filepath %s --stdin',
  \ }

Execute(Should set --parser based on filetype, GraphQL):
  call ale#test#SetFilename('../prettier-test-files/testfile')

  set filetype=graphql

  GivenCommandOutput ['1.6.0']
  AssertFixer
  \ {
  \   'command': ale#path#CdString(expand('%:p:h'))
  \     . ale#Escape(g:ale_javascript_prettier_executable)
  \     . ' --parser graphql'
  \     . ' --stdin-filepath %s --stdin',
  \ }

Execute(Should set --parser based on filetype, Markdown):
  call ale#test#SetFilename('../prettier-test-files/testfile')

  set filetype=markdown

  GivenCommandOutput ['1.6.0']
  AssertFixer
  \ {
  \   'command': ale#path#CdString(expand('%:p:h'))
  \     . ale#Escape(g:ale_javascript_prettier_executable)
  \     . ' --parser markdown'
  \     . ' --stdin-filepath %s --stdin',
  \ }

Execute(Should set --parser based on filetype, Vue):
  call ale#test#SetFilename('../prettier-test-files/testfile')

  set filetype=vue

  GivenCommandOutput ['1.6.0']
  AssertFixer
  \ {
  \   'command': ale#path#CdString(expand('%:p:h'))
  \     . ale#Escape(g:ale_javascript_prettier_executable)
  \     . ' --parser vue'
  \     . ' --stdin-filepath %s --stdin',
  \ }

Execute(Should set --parser based on filetype, YAML):
  call ale#test#SetFilename('../prettier-test-files/testfile')

  set filetype=yaml

  GivenCommandOutput ['1.6.0']
  AssertFixer
  \ {
  \   'command': ale#path#CdString(expand('%:p:h'))
  \     . ale#Escape(g:ale_javascript_prettier_executable)
  \     . ' --parser yaml'
  \     . ' --stdin-filepath %s --stdin',
  \ }

Execute(Should set --parser based on filetype, HTML):
  call ale#test#SetFilename('../prettier-test-files/testfile')

  set filetype=html

  GivenCommandOutput ['1.6.0']
  AssertFixer
  \ {
  \   'command': ale#path#CdString(expand('%:p:h'))
  \     . ale#Escape(g:ale_javascript_prettier_executable)
  \     . ' --parser html'
  \     . ' --stdin-filepath %s --stdin',
  \ }

Execute(Should set --parser based on first filetype of multiple filetypes):
  call ale#test#SetFilename('../prettier-test-files/testfile')

  set filetype=css.scss

  GivenCommandOutput ['1.6.0']
  AssertFixer
  \ {
  \   'command': ale#path#CdString(expand('%:p:h'))
  \     . ale#Escape(g:ale_javascript_prettier_executable)
  \     . ' --parser css'
  \     . ' --stdin-filepath %s --stdin',
  \ }

Execute(Should set --parser for experimental language, Handlebars):
  call ale#test#SetFilename('../prettier-test-files/testfile.hbs')

  set filetype=html.handlebars

  GivenCommandOutput ['1.6.0']
  AssertFixer
  \ {
  \   'command': ale#path#CdString(expand('%:p:h'))
  \     . ale#Escape(g:ale_javascript_prettier_executable)
  \     . ' --parser glimmer'
  \     . ' --stdin-filepath %s --stdin',
  \ }

Execute(The prettier_d post-processor should permit regular JavaScript content):
  AssertEqual
  \ [
  \   'const x = ''Error: foo''',
  \   'const y = 3',
  \ ],
  \ ale#fixers#prettier#ProcessPrettierDOutput(bufnr(''), [
  \   'const x = ''Error: foo''',
  \   'const y = 3',
  \ ])

Execute(The prettier_d post-processor should handle error messages correctly):
  AssertEqual
  \ [],
  \ ale#fixers#prettier#ProcessPrettierDOutput(bufnr(''), [
  \   'SyntaxError: Unexpected token, expected "," (36:28)',
  \ ])