def test__proxy_type_import_error(self):
container = DIContainer(
proxy_type_name='does.not.Exists',
settings={
'instance': DIConfig(
type='mock.MagicMock')
}
)
self.assertRaises(ImportError, lambda: container.resolve_lazy("instance"))
def test__resolve_lazy(self):
container = DIContainer({
'instance': DIConfig(
type='mock.MagicMock')
})
with mock.patch.object(container, 'resolve') as resolve_mock:
lazy_instance = container.resolve_lazy('instance')
self.assertFalse(resolve_mock.called)
lazy_instance.some_function()
self.assertTrue(resolve_mock.called)
resolve_mock.assert_called_with('instance')
def test__resolve_lazy_django(self):
container = DIContainer(
proxy_type_name='django.utils.functional.SimpleLazyObject',
settings={
'instance': DIConfig(
type='mock.MagicMock')
}
)
with mock.patch.object(container, 'resolve') as resolve_mock:
lazy_instance = container.resolve_lazy('instance')
self.assertFalse(resolve_mock.called)
lazy_instance.some_function()
self.assertTrue(resolve_mock.called)
resolve_mock.assert_called_with('instance')
