Before:
  Save g:ale_google_java_format_executable

  " Use an invalid global executable, so we don't match it.
  let g:ale_google_java_format_executable = 'xxxinvalid'

  call ale#test#SetDirectory('/testplugin/test/fixers')

After:
  Restore

  call ale#test#RestoreDirectory()

Execute(The google-java-format callback should return 0 when the executable isn't executable):
  AssertEqual
  \ 0,
  \ ale#fixers#google_java_format#Fix(bufnr(''))

Execute(The google-java-format callback should run the command when the executable test passes):
  let g:ale_google_java_format_executable = has('win32') ? 'cmd' : 'echo'

  AssertEqual
  \ {
  \   'read_temporary_file': 1,
  \   'command': ale#Escape(ale_google_java_format_executable) . '  --replace %t'
  \ },
  \ ale#fixers#google_java_format#Fix(bufnr(''))