class CreateSearchUseCaseTests(unittest.TestCase):
def setUp(self):
super(CreateSearchUseCaseTests, self).setUp()
self.repository = FakeSearchRepository()
self.subject = CreateSearchUseCase(search_repository=self.repository)
def test_create_search_with_valid_county_and_address_notifies_observer(self):
observer = FakeCreateObserver()
self.subject.execute(address="125 Jones St", county="sanfrancisco", observer=observer)
search = None
def fetch_success(incoming_search):
nonlocal search
search = incoming_search
fetch_failure = lambda x, y: None
self.repository.fetch_search(
identifier=observer.created_identifier, success=fetch_success, failure=fetch_failure
)
expected_fetched_search = Search(county="sanfrancisco", address="125 Jones St")
assert_searches_equal(observer.created_search, expected_fetched_search, self)
class SearchRepositoryTests(unittest.TestCase):
def setUp(self):
super(SearchRepositoryTests, self).setUp()
self.subject = FakeSearchRepository()
def test_create_search_with_valid_county_and_address(self):
search_identifier = None
search = None
def create_success(incoming_search_identifier, incoming_search):
nonlocal search_identifier
nonlocal search
search_identifier = incoming_search_identifier
search = incoming_search
failure_called = False
def create_failure(x, y):
nonlocal failure_called
failure_called = True
self.subject.create_search(county='sanfrancisco',
address='125 Jones St',
success=create_success,
failure=create_failure)
self.assertFalse(failure_called)
self.assertIsNotNone(search_identifier)
expected_search = Search(address='125 Jones St',
county='sanfrancisco',)
assert_searches_equal(search, expected_search, self)
search = None
def fetch_success(incoming_search):
nonlocal search
search = incoming_search
exception = None
context = None
def fetch_failure(incoming_exception, incoming_context):
nonlocal search
exception = incoming_exception
context = incoming_context
self.subject.fetch_search(identifier=search_identifier,
success=fetch_success,
failure=fetch_failure)
assert_searches_equal(search, expected_search, self)
self.assertIsNone(exception)
self.assertIsNone(context)
def setUp(self):
super(PresentSearchResultsUseCaseTests, self).setUp()
self.search_repository = FakeSearchRepository()
self.apn_repository = FakeAPNRepository()
present_apns_with_address_use_case = PresentAPNSWithAddressUseCase(apn_repository=self.apn_repository)
self.subject = PresentSearchResultsUseCase(search_repository=self.search_repository,
present_apns_with_address_use_case=present_apns_with_address_use_case)
def setUp(self):
super(SearchRepositoryTests, self).setUp()
self.subject = FakeSearchRepository()
def setUp(self):
super(CreateSearchUseCaseTests, self).setUp()
self.repository = FakeSearchRepository()
self.subject = CreateSearchUseCase(search_repository=self.repository)
class PresentSearchResultsUseCaseTests(unittest.TestCase):
def setUp(self):
super(PresentSearchResultsUseCaseTests, self).setUp()
self.search_repository = FakeSearchRepository()
self.apn_repository = FakeAPNRepository()
present_apns_with_address_use_case = PresentAPNSWithAddressUseCase(apn_repository=self.apn_repository)
self.subject = PresentSearchResultsUseCase(search_repository=self.search_repository,
present_apns_with_address_use_case=present_apns_with_address_use_case)
def test_present_search_with_valid_parameters_notifies_observer_of_success(self):
identifier = None
search = None
self.apn_repository.create(county='sanfrancisco',
block_number='001A',
lot_number='001',
address='1240 Jones St #132')
self.apn_repository.create(county='sanfrancisco',
block_number='001A',
lot_number='002',
address='1240 Jones St #133')
def create_success(incoming_identifier, incoming_search):
nonlocal identifier
nonlocal search
identifier = incoming_identifier
search = incoming_search
self.search_repository.create_search(county='sanfrancisco',
address='1240 Jones St',
success=create_success,
failure=None)
observer = FakeObserver()
self.subject.execute(identifier=identifier,
observer=observer)
expected_search = Search(county='sanfrancisco',
address='1240 Jones St')
expected_apn_0 = APN(county='sanfrancisco',
block_number='001A',
lot_number='001',
address='1240 Jones St #132')
expected_apn_1 = APN(county='sanfrancisco',
block_number='001A',
lot_number='002',
address='1240 Jones St #133')
assert_searches_equal(observer.presented_search, expected_search, self)
assert_apn_lists_equal(observer.presented_apn_results, [expected_apn_0, expected_apn_1], self)
def test_present_search_with_a_bad_address_notifies_observer_of_success_but_no_results(self):
identifier = None
search = None
self.apn_repository.create(county='sanfrancisco',
block_number='001A',
lot_number='001',
address='1240 Jones St #132')
self.apn_repository.create(county='sanfrancisco',
block_number='001A',
lot_number='002',
address='1240 Jones St #133')
def create_success(incoming_identifier, incoming_search):
nonlocal identifier
nonlocal search
identifier = incoming_identifier
search = incoming_search
self.search_repository.create_search(county='sanfrancisco',
address='1241 Jones St',
success=create_success,
failure=None)
observer = FakeObserver()
self.subject.execute(identifier=identifier,
observer=observer)
expected_search = Search(county='sanfrancisco',
address='1241 Jones St')
assert_searches_equal(observer.presented_search, expected_search, self)
assert_apn_lists_equal(observer.presented_apn_results, [], self)
def test_present_search_with_with_valid_params_and_one_valid_result_works(self):
identifier = None
search = None
self.apn_repository.create(county='sanfrancisco',
block_number='001A',
lot_number='001',
address='1240 Jones St #132')
self.apn_repository.create(county='sanfrancisco',
block_number='001A',
lot_number='002',
address='1240 Jones St #133')
def create_success(incoming_identifier, incoming_search):
nonlocal identifier
nonlocal search
identifier = incoming_identifier
search = incoming_search
self.search_repository.create_search(county='sanfrancisco',
address='1240 Jones St #133',
success=create_success,
failure=None)
observer = FakeObserver()
self.subject.execute(identifier=identifier,
observer=observer)
expected_search = Search(county='sanfrancisco',
address='1240 Jones St #133')
expected_apn = APN(county='sanfrancisco',
block_number='001A',
lot_number='002',
address='1240 Jones St #133')
assert_searches_equal(observer.presented_search, expected_search, self)
assert_apn_lists_equal(observer.presented_apn_results, [expected_apn], self)
def test_present_search_with_invalid_identifier_notifies_observer_of_failure(self):
identifier = None
search = None
def create_success(incoming_identifier, incoming_search):
nonlocal identifier
nonlocal search
identifier = incoming_identifier
search = incoming_search
self.search_repository.create_search(county='sanfrancisco',
address='my special address',
success=create_success,
failure=None)
observer = FakeObserver()
self.subject.execute(identifier='silly_identifier',
observer=observer)
expected_search = Search(county='sanfrancisco',
address='my special address')
self.assertEqual(observer.exception, ValueError)