Before:
  Save g:ale_php_langserver_executable
  Save g:ale_php_langserver_config_path
  Save g:ale_php_langserver_use_global

  unlet! g:ale_php_langserver_executable
  unlet! g:ale_php_langserver_config_path
  unlet! g:ale_php_langserver_use_global

  runtime ale_linters/php/langserver.vim

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

After:
  Restore

  if isdirectory(g:dir . '/.git')
    call delete(g:dir . '/.git', 'd')
  endif

  call ale#test#RestoreDirectory()
  call ale#linter#Reset()

Execute(The default executable path should be correct):
  AssertEqual
  \ 'php-language-server.php',
  \ ale_linters#php#langserver#GetExecutable(bufnr(''))
  AssertEqual
  \ 'php ' . ale#Escape('php-language-server.php'),
  \ ale_linters#php#langserver#GetCommand(bufnr(''))

Execute(Vendor executables should be detected):
  call ale#test#SetFilename('php-langserver-project/test.php')

  AssertEqual
  \ ale#path#Simplify(g:dir . '/php-langserver-project/vendor/bin/php-language-server.php'),
  \ ale_linters#php#langserver#GetExecutable(bufnr(''))
  AssertEqual
  \ 'php ' . ale#Escape(ale#path#Simplify(
  \   g:dir
  \   . '/php-langserver-project/vendor/bin/php-language-server.php'
  \ )),
  \ ale_linters#php#langserver#GetCommand(bufnr(''))

Execute(The project path should be correct for .git directories):
  call ale#test#SetFilename('php-langserver-project/test.php')
  call mkdir(g:dir . '/.git')

  AssertEqual g:dir, ale_linters#php#langserver#GetProjectRoot(bufnr(''))