def test_component_factory_create_too_many_options():
csymbol = MockComponentSymbol(view_options=['a', 'b'], presenter_options=['x', 'y'])
# Pass unknown options 'm' and 'n'
cfactory = ComponentFactory(csymbol, options={'x': 1, 'y': 2, 'm': 100, 'n': 200})
with pytest.raises(TypeError):
cfactory.create()
def test_component_factory_create_constructs_view_and_presenter_with_right_arguments \
(options, expect_view, expect_presenter):
csymbol = MockComponentSymbol(view_options=['a', 'b'], presenter_options=['x', 'y'])
cfactory = ComponentFactory(csymbol, options)
cfactory.create()
csymbol._view_cls.assert_called_once_with(env=None, options=expect_view)
csymbol.presenter_cls.assert_called_once_with(env=None, options=expect_presenter)
def test_component_factory_create_with_environment():
csymbol = MockComponentSymbol(view_options=['a', 'b'], presenter_options=['x', 'y'])
cfactory = ComponentFactory(csymbol)
mock_view_env = Mock()
mock_presenter_env = Mock()
cfactory.create(view_env=mock_view_env, presenter_env=mock_presenter_env)
csymbol._view_cls.assert_called_once_with(env=mock_view_env, options={})
csymbol.presenter_cls.assert_called_once_with(env=mock_presenter_env, options={})
def test_component_factory_create_constructs_component(MockComponent):
csymbol = MockComponentSymbol(view_options=['a', 'b'], presenter_options=['x', 'y'])
cfactory = ComponentFactory(csymbol)
component = cfactory.create()
new_view = csymbol._view_cls.return_value
new_presenter = csymbol.presenter_cls.return_value
MockComponent.assert_called_once_with(view=new_view, presenter=new_presenter)
expect_component = MockComponent.return_value
assert component == expect_component
def test_component_factory_fork():
csymbol = MockComponentSymbol(view_options=['a', 'b'], presenter_options=['x', 'y'])
cfactory1 = ComponentFactory(csymbol, options={'a': 1, 'x': 3})
cfactory2 = cfactory1.fork(b=2, y=4)
# Create using cfactory1
cfactory1.create()
csymbol.view_cls.assert_called_once_with(env=None, options={'a': 1})
csymbol.presenter_cls.assert_called_once_with(env=None, options={'x': 3})
# Reset mocks
csymbol.view_cls.reset_mock()
csymbol.presenter_cls.reset_mock()
# Create using cfactory2
cfactory2.create()
csymbol.view_cls.assert_called_once_with(env=None, options={'a': 1, 'b': 2})
csymbol.presenter_cls.assert_called_once_with(env=None, options={'x': 3, 'y': 4})