class PresentAPNUseCaseTests(unittest.TestCase):
def setUp(self):
super(PresentAPNUseCaseTests, self).setUp()
self.repository = FakeAPNRepository()
self.subject = PresentAPNUseCase(repository=self.repository)
def test_present_apn_with_valid_identifier_notifies_observer(self):
self.repository.create(county='sanfrancisco',
block_number='asdf',
lot_number='zxcv',
address='my special address')
valid_apn_identifier = APNIdentifier(county='sanfrancisco',
block_number='asdf',
lot_number='zxcv')
observer = FakeObserver()
self.subject.execute(apn_identifier=valid_apn_identifier,
observer=observer)
expected_apn = APN(county='sanfrancisco',
block_number='asdf',
lot_number='zxcv',
address='my special address')
assert_apns_equal(observer.presented_apn, expected_apn, self)
assert_apn_identifiers_equal(observer.presented_apn_identifier, valid_apn_identifier, self)
def test_present_apn_with_invalid_identifier_notifies_observer(self):
self.repository.create(county='sanfrancisco',
block_number='asdf',
lot_number='zxcv',
address='my special address')
invalid_apn_identifier = APNIdentifier(county='la',
block_number='asdf',
lot_number='zxcv')
observer = FakeObserver()
self.subject.execute(apn_identifier=invalid_apn_identifier,
observer=observer)
self.assertEqual(observer.exception, ValueError)
self.assertIsNotNone(observer.context)
assert_apn_identifiers_equal(observer.presented_apn_identifier, invalid_apn_identifier, self)
def setUp(self):
super(PresentAPNUseCaseTests, self).setUp()
self.repository = FakeAPNRepository()
self.subject = PresentAPNUseCase(repository=self.repository)
