How to use thefuck - 10 common examples

def test_settings_defaults(load_source, settings):
    load_source.return_value = object()
    settings.init()
    for key, val in const.DEFAULT_SETTINGS.items():
        assert getattr(settings, key) == val

    (Command('', ''), [], None),
    (Command('vim', 'vim: command not found'),
     ['vim'], '/usr/bin/vim'),
    (Command('sudo vim', 'vim: command not found'),
     ['vim'], '/usr/bin/vim')])
def test_not_match(mocker, command, packages, which):
    mocker.patch('thefuck.rules.apt_get.which', return_value=which)
    mocker.patch('thefuck.rules.apt_get._get_packages',
                 create=True, return_value=packages)

    assert not match(command)

    Command('git log README.md', ''),
    Command('git log -p README.md', '')])
def test_not_match(command):
    assert not match(command)

    Command('php -S localhost:8000', ''),
    Command('vim php -s', '')
])
def test_not_match(command):
    assert not match(command)

    Command('npm run live-tes', output('live-tes')),
    Command('npm run-script sahare', output('sahare'))])
def test_match(command):
    assert match(command)

    (Command('go run foo', ''), 'go run foo.go'),
    (Command('go run bar', ''), 'go run bar.go')])
def test_get_new_command(command, new_command):
    assert get_new_command(command) == new_command

    Command('mvn -v', '')
])
def test_not_match(command):
    assert not match(command)

    (Command('yarn require lodash', output('require')),
     'yarn add lodash')])
def test_get_new_command(command, result):
    fixed_command = get_new_command(command)
    if isinstance(fixed_command, list):
        fixed_command = fixed_command[0]

    assert fixed_command == result

    Command(u'녀애 ㅣㄴ', 'command not found: 녀애 ㅣㄴ')])
def test_match(command):
    assert switch_lang.match(command)

def test_not_match(script):
    assert not match(Command(script, ''))