Python Loader Examples

Example #1

File: test_loader.py Project: Yipit/truck

def test_loader_should_ignore_if_there_is_no_such_app(imp, importlib):
    "Loader should ignore when the app does not exist"
    importlib.import_module.side_effect = AttributeError("there is no such module")

    Loader.import_listener_from_module("deal")
    importlib.import_module.assert_called_once_with("deal")
    assert not imp.find_module.called

Example #2

File: test_loader.py Project: Yipit/truck

def test_loader_start_maps_installed_apps(settings, import_listener_from_module):
    "Loader.start() should ignore when the app does not exist"

    settings.INSTALLED_APPS = ["chuck", "norris"]

    Loader.start()

    import_listener_from_module.assert_has_calls([call("chuck"), call("norris")])

Example #3

File: test_loader.py Project: Yipit/truck

def test_loader_should_be_able_to_load_a_single_module(imp, importlib):
    u"Loader should be able to load a listener from a module"
    importlib.import_module.return_value.__path__ = "/some/path"

    Loader.import_listener_from_module("deal")

    imp.find_module.assert_called_once_with("listeners", "/some/path")
    importlib.import_module.assert_has_calls([call("deal"), call("deal.listeners")])

Example #4

File: test_loader.py Project: Yipit/truck

def test_loader_should_ignore_if_there_is_no_such_app(imp, importlib):
    "Loader should ignore when the app does not exist"
    importlib.import_module.side_effect = (
        AttributeError('there is no such module'))

    Loader.import_listener_from_module('deal')
    importlib.import_module.assert_called_once_with('deal')
    assert not imp.find_module.called

Example #5

File: test_loader.py Project: Yipit/truck

def test_loader_should_ignore_if_there_are_no_listeners(imp, importlib):
    "Loader should ignore when the app does not exist"
    importlib.import_module.return_value.__path__ = "/some/path"
    imp.find_module.side_effect = ImportError("LOL")

    Loader.import_listener_from_module("deal")

    importlib.import_module.assert_called_once_with("deal")
    imp.find_module.assert_called_once_with("listeners", "/some/path")

Example #6

File: test_loader.py Project: Yipit/truck

def test_loader_should_ignore_if_there_are_no_listeners(imp, importlib):
    "Loader should ignore when the app does not exist"
    importlib.import_module.return_value.__path__ = '/some/path'
    imp.find_module.side_effect = ImportError('LOL')

    Loader.import_listener_from_module('deal')

    importlib.import_module.assert_called_once_with('deal')
    imp.find_module.assert_called_once_with('listeners', '/some/path')

Example #7

File: test_loader.py Project: Yipit/truck

def test_loader_should_be_able_to_load_a_single_module(imp, importlib):
    u"Loader should be able to load a listener from a module"
    importlib.import_module.return_value.__path__ = '/some/path'

    Loader.import_listener_from_module('deal')

    imp.find_module.assert_called_once_with('listeners', '/some/path')
    importlib.import_module.assert_has_calls([
        call('deal'),
        call('deal.listeners'),
    ])

Example #8

File: test_loader.py Project: Yipit/truck

def test_loader_start_maps_installed_apps(settings,
                                          import_listener_from_module):
    "Loader.start() should ignore when the app does not exist"

    settings.INSTALLED_APPS = ['chuck', 'norris']

    Loader.start()

    import_listener_from_module.assert_has_calls([
        call('chuck'),
        call('norris'),
    ])

Example #9

File: registry.py Project: Yipit/truck

def connect_all_signals():
    Loader.start()
    for (signal, listener, args, kw) in signal_registry:
        signal.connect(listener, *args, **kw)