Before:
  Save g:ale_php_phpstan_executable
  Save g:ale_php_phpstan_level

  let g:ale_php_phpstan_executable = 'phpstan_test'

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

  runtime ale_linters/php/phpstan.vim

After:
  Restore

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

Execute(project with level set to 3):
  call ale#test#SetFilename('phpstan-test-files/foo/test.php')
  let g:ale_php_phpstan_level = 3

  AssertEqual
  \ 'phpstan_test analyze -l3 --errorFormat raw %s',
  \ ale_linters#php#phpstan#GetCommand(bufnr(''))

Execute(project with default level):
  call ale#test#SetFilename('phpstan-test-files/foo/test.php')

  AssertEqual
  \ 'phpstan_test analyze -l4 --errorFormat raw %s',
  \ ale_linters#php#phpstan#GetCommand(bufnr(''))

Execute(parse output without errors):
  call ale#test#SetFilename('phpstan-test-files/foo/test.php')

  AssertEqual
  \ [],
  \ ale_linters#php#phpstan#Handle(bufnr(''), [" 1/1 [▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓] 100%"])

Execute(parse output with one error):
  call ale#test#SetFilename('phpstan-test-files/foo/test.php')

  AssertEqual
  \ [
  \   {
  \     'lnum': 9,
  \     'text': 'Access to an undefined property Test::$var.',
  \     'type': 'W'
  \   }
  \ ],
  \ ale_linters#php#phpstan#Handle(bufnr(''), [
  \   ' 1/1 [▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓] 100%',
  \   'phpstan-test-files/foo/test.php:9:Access to an undefined property Test::$var.',
  \])

Execute(parse output with three errors):
  call ale#test#SetFilename('phpstan-test-files/foo/test.php')

  AssertEqual
  \ [
  \   {
  \     'lnum': 9,
  \     'text': 'Call to method format() on an unknown class DateTimeImutable.',
  \     'type': 'W'
  \   },
  \   {
  \     'lnum': 16,
  \     'text': 'Sample message.',
  \     'type': 'W'
  \   },
  \   {
  \     'lnum': 192,
  \     'text': 'Invalid command testCommand.',
  \     'type': 'W'
  \   }
  \ ],
  \ ale_linters#php#phpstan#Handle(bufnr(''), [
  \   ' 1/1 [▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓] 100%',
  \   'phpstan-test-files/foo/test.php:9:Call to method format() on an unknown class DateTimeImutable.',
  \   'phpstan-test-files/foo/test.php:16:Sample message.',
  \   'phpstan-test-files/foo/test.php:192:Invalid command testCommand.',
  \])

Execute(parse output for windows filesystem):
  call ale#test#SetFilename('phpstan-test-files/foo/test.php')

  AssertEqual
  \ [
  \   {
  \     'lnum': 9,
  \     'text': 'Access to an undefined property Test::$var.',
  \     'type': 'W'
  \   }
  \ ],
  \ ale_linters#php#phpstan#Handle(bufnr(''), [
  \   ' 1/1 [▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓] 100%',
  \   'D:\phpstan-test-files\foo\test.php:9:Access to an undefined property Test::$var.',
  \])

Execute(parse output for not php file):
  call ale#test#SetFilename('phpstan-test-files/test.inc')

  AssertEqual
  \ [
  \   {
  \     'lnum': 9,
  \     'text': 'Access to an undefined property Test::$var.',
  \     'type': 'W'
  \   }
  \ ],
  \ ale_linters#php#phpstan#Handle(bufnr(''), [
  \   ' 1/1 [▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓] 100%',
  \   '/phpstan-test-files/foo/test.inc:9:Access to an undefined property Test::$var.',
  \])