class DispatchingPluginLoaderTest (unittest.TestCase):
def setUp (self):
self.project = mock()
self.fist_delegatee = mock()
self.second_delegatee = mock()
self.loader = DispatchingPluginLoader(mock, self.fist_delegatee, self.second_delegatee)
def test_should_raise_exception_when_all_delgatees_raise_exception (self):
when(self.fist_delegatee).load_plugin(self.project, "spam").thenRaise(MissingPluginException("spam"))
when(self.second_delegatee).load_plugin(self.project, "spam").thenRaise(MissingPluginException("spam"))
self.assertRaises(MissingPluginException, self.loader.load_plugin, self.project, "spam")
verify(self.fist_delegatee).load_plugin(self.project, "spam")
verify(self.second_delegatee).load_plugin(self.project, "spam")
def test_should_return_module_returned_by_second_loader_when_first_delgatee_raises_exception (self):
result = "result"
when(self.fist_delegatee).load_plugin(self.project, "spam").thenRaise(MissingPluginException("spam"))
when(self.second_delegatee).load_plugin(self.project, "spam").thenReturn(result)
self.assertEquals(result, self.loader.load_plugin(self.project, "spam"))
verify(self.fist_delegatee).load_plugin(self.project, "spam")
verify(self.second_delegatee).load_plugin(self.project, "spam")
def test_ensure_second_delegatee_is_not_trie_when_first_delegatee_loads_plugin (self):
result = "result"
when(self.fist_delegatee).load_plugin(self.project, "spam").thenReturn(result)
self.assertEquals(result, self.loader.load_plugin(self.project, "spam"))
verify(self.fist_delegatee).load_plugin(self.project, "spam")
verify(self.second_delegatee, never).load_plugin(self.project, "spam")
def setUp (self):
self.project = mock()
self.fist_delegatee = mock()
self.second_delegatee = mock()
self.loader = DispatchingPluginLoader(mock, self.fist_delegatee, self.second_delegatee)
