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path: root/test/command_callback/test_flake8_command_callback.vader
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Before:
  Save g:ale_python_flake8_executable
  Save g:ale_python_flake8_options
  Save g:ale_python_flake8_use_global

  unlet! g:ale_python_flake8_executable
  unlet! g:ale_python_flake8_args
  unlet! g:ale_python_flake8_options
  unlet! g:ale_python_flake8_use_global

  let b:bin_dir = has('win32') ? 'Scripts' : 'bin'

  runtime ale_linters/python/flake8.vim
  call ale#test#SetDirectory('/testplugin/test/command_callback')

After:
  Restore

  unlet! g:ale_python_flake8_args

  unlet! b:bin_dir
  unlet! b:executable

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

Execute(The flake8 callbacks should return the correct default values):
  AssertEqual
  \ 'flake8',
  \ ale_linters#python#flake8#GetExecutable(bufnr(''))
  AssertEqual
  \ ale#Escape('flake8') . ' --version',
  \ ale_linters#python#flake8#VersionCheck(bufnr(''))
  AssertEqual
  \ ale#Escape('flake8') . ' --format=default --stdin-display-name %s -',
  \ ale_linters#python#flake8#GetCommand(bufnr(''), ['3.0.0'])

  " Try with older versions.
  call ale#semver#ResetVersionCache()
  AssertEqual
  \ ale#Escape('flake8') . ' --format=default -',
  \ ale_linters#python#flake8#GetCommand(bufnr(''), ['2.9.9'])

Execute(The flake8 command callback should let you set options):
  let g:ale_python_flake8_options = '--some-option'

  AssertEqual
  \ ale#Escape('flake8')
  \   . ' --some-option --format=default'
  \   . ' --stdin-display-name %s -',
  \ ale_linters#python#flake8#GetCommand(bufnr(''), ['3.0.4'])

  call ale#semver#ResetVersionCache()

  AssertEqual
  \ ale#Escape('flake8')
  \   . ' --some-option --format=default -',
  \ ale_linters#python#flake8#GetCommand(bufnr(''), ['2.9.9'])

Execute(You should be able to set a custom executable and it should be escaped):
  let g:ale_python_flake8_executable = 'executable with spaces'

  AssertEqual
  \ 'executable with spaces',
  \ ale_linters#python#flake8#GetExecutable(bufnr(''))
  AssertEqual
  \ ale#Escape('executable with spaces') . ' --version',
  \ ale_linters#python#flake8#VersionCheck(bufnr(''))
  AssertEqual
  \ ale#Escape('executable with spaces')
  \   . ' --format=default'
  \   . ' --stdin-display-name %s -',
  \ ale_linters#python#flake8#GetCommand(bufnr(''), ['3.0.0'])

Execute(The flake8 callbacks should detect virtualenv directories):
  silent execute 'file ' . fnameescape(g:dir . '/python_paths/with_virtualenv/subdir/foo/bar.py')

  let b:executable = ale#path#Winify(
  \ g:dir . '/python_paths/with_virtualenv/env/' . b:bin_dir . '/flake8'
  \)

  AssertEqual
  \ b:executable,
  \ ale_linters#python#flake8#GetExecutable(bufnr(''))
  AssertEqual
  \ ale#Escape(b:executable) . ' --version',
  \ ale_linters#python#flake8#VersionCheck(bufnr(''))
  AssertEqual
  \ ale#Escape(b:executable)
  \   . ' --format=default --stdin-display-name %s -',
  \ ale_linters#python#flake8#GetCommand(bufnr(''), ['3.0.0'])

Execute(The FindProjectRoot should detect the project root directory for namespace package via Manifest.in):
  silent execute 'file ' . fnameescape(g:dir . '/python_paths/namespace_package_manifest/namespace/foo/bar.py')

  AssertEqual
  \ ale#path#Winify(g:dir . '/python_paths/namespace_package_manifest'),
  \ ale#python#FindProjectRoot(bufnr(''))

Execute(The FindProjectRoot should detect the project root directory for namespace package via setup.cf):
  silent execute 'file ' . fnameescape(g:dir . '/python_paths/namespace_package_setup/namespace/foo/bar.py')

  AssertEqual
  \ ale#path#Winify(g:dir . '/python_paths/namespace_package_setup'),
  \ ale#python#FindProjectRoot(bufnr(''))

Execute(The FindProjectRoot should detect the project root directory for namespace package via pytest.ini):
  silent execute 'file ' . fnameescape(g:dir . '/python_paths/namespace_package_pytest/namespace/foo/bar.py')

  AssertEqual
  \ ale#path#Winify(g:dir . '/python_paths/namespace_package_pytest'),
  \ ale#python#FindProjectRoot(bufnr(''))

Execute(The FindProjectRoot should detect the project root directory for namespace package via tox.ini):
  silent execute 'file ' . fnameescape(g:dir . '/python_paths/namespace_package_tox/namespace/foo/bar.py')

  AssertEqual
  \ ale#path#Winify(g:dir . '/python_paths/namespace_package_tox'),
  \ ale#python#FindProjectRoot(bufnr(''))

Execute(The FindProjectRoot should detect the project root directory for non-namespace package):
  silent execute 'file ' . fnameescape(g:dir . '/python_paths/no_virtualenv/subdir/foo/bar.py')

  AssertEqual
  \ ale#path#Winify(g:dir . '/python_paths/no_virtualenv/subdir'),
  \ ale#python#FindProjectRoot(bufnr(''))

" Some users currently run flake8 this way, so we should support it.
Execute(Using `python -m flake8` should be supported for running flake8):
  silent execute 'file ' . fnameescape(g:dir . '/python_paths/with_virtualenv/subdir/foo/bar.py')

  let g:ale_python_flake8_executable = 'python'
  let g:ale_python_flake8_options = '-m flake8 --some-option'

  AssertEqual
  \ 'python',
  \ ale_linters#python#flake8#GetExecutable(bufnr(''))
  AssertEqual
  \ ale#Escape('python') . ' -m flake8 --version',
  \ ale_linters#python#flake8#VersionCheck(bufnr(''))
  AssertEqual
  \ ale#Escape('python') . ' -m flake8 --some-option --format=default -',
  \ ale_linters#python#flake8#GetCommand(bufnr(''), ['2.9.9'])

  call ale#semver#ResetVersionCache()

  " Leading spaces shouldn't matter
  let g:ale_python_flake8_options = '  -m flake8 --some-option'

  AssertEqual
  \ 'python',
  \ ale_linters#python#flake8#GetExecutable(bufnr(''))
  AssertEqual
  \ ale#Escape('python') . ' -m flake8 --version',
  \ ale_linters#python#flake8#VersionCheck(bufnr(''))
  AssertEqual
  \ ale#Escape('python') . '   -m flake8 --some-option --format=default -',
  \ ale_linters#python#flake8#GetCommand(bufnr(''), ['2.9.9'])

Execute(Using `python2 -m flake8` should be use with the old args option):
  let g:ale_python_flake8_executable = 'python2'
  let g:ale_python_flake8_args = '-m flake8'
  let g:ale_python_flake8_use_global = 0

  unlet! g:ale_python_flake8_options

  call ale#linter#Reset()
  runtime ale_linters/python/flake8.vim

  silent execute 'file ' . fnameescape(g:dir . '/python_paths/with_virtualenv/subdir/foo/bar.py')

  AssertEqual
  \ 'python2',
  \ ale_linters#python#flake8#GetExecutable(bufnr(''))
  AssertEqual
  \ ale#Escape('python2') . ' -m flake8 --version',
  \ ale_linters#python#flake8#VersionCheck(bufnr(''))
  AssertEqual
  \ ale#Escape('python2') . ' -m flake8 --format=default -',
  \ ale_linters#python#flake8#GetCommand(bufnr(''), ['2.9.9'])