def _delete_user(self, user_id, token, hostname, port):
'''This method removes the requested user_id.'''
db_conn = None
conn_manager = None
request_id = None
person_facade = None
person = None
try:
conn_manager, request_id, db_conn = self._get_db_conn()
person_facade = ModelFacade(Person, db_conn)
user = ModelFacade(User, db_conn).find_by_pk({User.user_id: user_id})
person = person_facade.find_by_pk({Person.person_id: user.person_id})
endpoint = "/api/latest/oauth-idp-profile/%s?token=%s" % (user_id, token)
http_conn = http.client.HTTPConnection(hostname, port)
http_conn.request("DELETE", endpoint)
response = http_conn.getresponse()
http_conn.close()
self.assertIsNotNone(response)
self.assertEqual(204, response.status)
finally:
if person:
person_facade.delete(person)
if db_conn:
conn_manager.close_connection(request_id)
def setup_once(cls):
'''This method is invoked once before executing any test case. For model facade we create a series of messages.'''
cls.settings_facade = SettingsFacade()
mvc.CONN_MANAGER = mvc.init_dm_db_engine(
cls.settings_facade.get("database_config"), echo=True)
cls.model_facade = ModelFacade(
ModelFacadeMessage,
mvc.CONN_MANAGER.get_connection(ModelFacadeIntegration.request_id))
def _delete_user(self, user_id, token, hostname, port):
'''This method removes the requested user_id.'''
db_conn = None
conn_manager = None
request_id = None
person_facade = None
person = None
try:
conn_manager, request_id, db_conn = self._get_db_conn()
person_facade = ModelFacade(Person, db_conn)
user = ModelFacade(User,
db_conn).find_by_pk({User.user_id: user_id})
person = person_facade.find_by_pk(
{Person.person_id: user.person_id})
endpoint = "/api/latest/oauth-idp-profile/%s?token=%s" % (user_id,
token)
http_conn = http.client.HTTPConnection(hostname, port)
http_conn.request("DELETE", endpoint)
response = http_conn.getresponse()
http_conn.close()
self.assertIsNotNone(response)
self.assertEqual(204, response.status)
finally:
if person:
person_facade.delete(person)
if db_conn:
conn_manager.close_connection(request_id)
def test_new_model_incompatible(self):
'''This test case makes sure a model facade instance raises an exception if given model class does not
extend **BASEMODEL**.'''
with self.assertRaises(FantasticoIncompatibleClassError):
ModelFacade(Mock(), Mock())
def init(self):
self._session = Mock()
self._facade = ModelFacade(PersonModelTest, self._session)
self._rollbacked = False
self._model_filter = None
self._model_sort = None
class ModelFacadeTests(FantasticoUnitTestsCase):
'''This class provides test suite for generating a model facade for BaseModel classes.'''
def init(self):
self._session = Mock()
self._facade = ModelFacade(PersonModelTest, self._session)
self._rollbacked = False
self._model_filter = None
self._model_sort = None
def test_new_model_ok(self):
'''This test case ensures a model facade can obtain an instance of a given class.'''
for model in [
self._facade.new_model("John", **{"last_name": "Doe"}),
self._facade.new_model("John", last_name="Doe")
]:
self.assertEqual(PersonModelTest, self._facade.model_cls)
self.assertIsInstance(model, BASEMODEL)
self.assertEqual("John", model.first_name)
self.assertEqual("Doe", model.last_name)
def test_new_model_incompatible(self):
'''This test case makes sure a model facade instance raises an exception if given model class does not
extend **BASEMODEL**.'''
with self.assertRaises(FantasticoIncompatibleClassError):
ModelFacade(Mock(), Mock())
def test_create_ok(self):
'''This test case makes sure a model can be correctly saved using a facade.'''
model = PersonModelTest(first_name="John", last_name="Doe")
def add(model):
model.id = 1
return self._session
self._session.add = add
model_id = self._facade.create(model)
self.assertFalse(self._rollbacked)
self.assertEqual(1, len(model_id))
self.assertEqual(1, model_id[0])
self.assertEqual(1, model.id)
def test_create_exception_unhandled(self):
'''This test case makes sure a model creation exception is wrapped correctly into a concrete fantastico exception.'''
model = PersonModelTest(first_name="John", last_name="Doe")
self._session.add = Mock(side_effect=Exception("Unhandled exception"))
def rollback():
self._rollbacked = True
self._session.rollback = rollback
self.assertRaises(FantasticoDbError, self._facade.create, *[model])
self.assertTrue(self._rollbacked)
def test_update_ok(self):
'''This test case ensures a model can be updated correctly using model facade.'''
model = PersonModelTest(first_name="John", last_name="Doe")
model.id = 1
self._session.query = Mock(return_value=self._session)
self._session.filter = Mock(return_value=self._session)
self._session.all = Mock(return_value=[model])
def merge(model):
model.first_name = "John Changed"
self._session.merge = merge
self._facade.update(model)
self.assertFalse(self._rollbacked)
self.assertEqual("John Changed", model.first_name)
def test_update_exception_unhandled(self):
'''This test case ensures a model update gracefully handles all unhandled exceptions.'''
model = PersonModelTest(first_name="John", last_name="Doe")
model.id = 1
self._session.query = Mock(return_value=self._session)
self._session.filter = Mock(return_value=self._session)
self._session.all = Mock(return_value=[model])
self._session.merge = Mock(
side_effect=Exception("Unhandled exception"))
def rollback():
self._rollbacked = True
self._session.rollback = rollback
self.assertRaises(FantasticoDbError, self._facade.update, *[model])
self.assertTrue(self._rollbacked)
def test_update_exception_notfound(self):
'''This test case ensures a model update exception is raised when the given model does not exist.'''
model = PersonModelTest(first_name="John", last_name="Doe")
model.id = 1
self._session.query = Mock(return_value=self._session)
self._session.filter = Mock(return_value=self._session)
self._session.all = Mock(return_value=[])
def rollback():
self._rollbacked = True
self._session.rollback = rollback
self.assertRaises(FantasticoDbNotFoundError, self._facade.update,
*[model])
self.assertTrue(self._rollbacked)
def test_find_by_pk_ok(self):
'''This test case ensures find_by_pk method retrieves a model instance when a record is found by id.'''
model = PersonModelTest(first_name="John", last_name="Doe")
model.id = 1
self._session.query = Mock(return_value=self._session)
self._session.filter = Mock(return_value=self._session)
self._session.all = Mock(return_value=[model])
response = self._facade.find_by_pk({PersonModelTest.id: 1})
self.assertFalse(self._rollbacked)
self.assertEqual(model, response)
def test_find_by_pk_notfound(self):
'''This test case ensures find_by_pk method raises an exception when a matching record is not found.'''
model = PersonModelTest(first_name="John", last_name="Doe")
model.id = 1
self._session.query = Mock(return_value=self._session)
self._session.filter = Mock(return_value=self._session)
self._session.all = Mock(return_value=[])
def rollback():
self._rollbacked = True
self._session.rollback = rollback
with self.assertRaises(FantasticoDbNotFoundError):
self._facade.find_by_pk({PersonModelTest.id: 1})
self.assertTrue(self._rollbacked)
def test_delete_ok(self):
'''This test case ensures a model can be deleted successfully if no exception occurs.'''
model = PersonModelTest(first_name="John", last_name="Doe")
model.id = 1
self._facade.delete(model)
self.assertFalse(self._rollbacked)
def test_delete_exception_unhandled(self):
'''This test case ensures unhandled exceptions are gracefully handled by delete method.'''
model = PersonModelTest(first_name="John", last_name="Doe")
model.id = 1
self._session.delete = Mock(
side_effect=Exception("Unhandled exception"))
def rollback():
self._rollbacked = True
self._session.rollback = rollback
with self.assertRaises(FantasticoDbError):
self._facade.delete(model)
self.assertTrue(self._rollbacked)
def test_get_paged_records_ok(self):
'''This test case ensures records can be retrieved correctly from a facade.'''
expected_model = Mock()
self._model_filter = ModelFilter(PersonModelTest.id, 1, ModelFilter.GT)
self._model_sort = ModelSort(PersonModelTest.first_name)
def query_mock(cls_obj):
self.assertEqual(PersonModelTest, cls_obj)
return self._session
def filter_mock(expr):
self.assertEqual(self._model_filter.get_expression(), expr)
return self._session
def sort_mock(expr):
self.assertEqual(self._model_sort.get_expression(), expr)
return self._session
def offset_mock(offset):
self.assertEqual(0, offset)
return self._session
def limit_mock(limit_count):
self.assertEqual(4, limit_count)
return self._session
self._session.query = query_mock
self._session._primary_entity = self._session
self._session.selectable = PersonModelTest.id.table
self._session.filter = filter_mock
self._session.order_by = sort_mock
self._session.offset = offset_mock
self._session.limit = limit_mock
self._session.all = Mock(
return_value=[expected_model, expected_model, expected_model])
records = self._facade.get_records_paged(
start_record=0,
end_record=4,
sort_expr=self._model_sort,
filter_expr=self._model_filter)
self.assertIsNotNone(records)
self.assertEqual(3, len(records))
for model in records:
self.assertEqual(expected_model, model)
def test_get_records_paged_default(self):
'''This test case ensure records are retrieved when no filter / sort_expr are specified.'''
def query_mock(cls_obj):
self.assertEqual(PersonModelTest, cls_obj)
return self._session
def offset_mock(offset):
self.assertEqual(0, offset)
return self._session
def limit_mock(limit_count):
self.assertEqual(4, limit_count)
return self._session
self._session.query = query_mock
self._session.offset = offset_mock
self._session.limit = limit_mock
self._session.all = Mock(return_value=[])
records = self._facade.get_records_paged(start_record=0, end_record=4)
self.assertIsNotNone(records)
self.assertEqual(0, len(records))
def test_get_records_paged_unhandled_exception(self):
'''This test case ensures that any unhandled exception from filters / sql alchemy is gracefully handled.'''
self._model_filter = ModelFilter(PersonModelTest.id, 1, ModelFilter.GT)
self._model_filter.build = Mock(
side_effect=Exception("Unhandled exception"))
def rollback():
self._rollbacked = True
self._session.rollback = rollback
with self.assertRaises(FantasticoDbError):
self._facade.get_records_paged(start_record=0,
end_record=4,
filter_expr=self._model_filter)
self.assertTrue(self._rollbacked)
def test_count_records_default_ok(self):
'''This test case ensures count method works correctly.'''
def query_mock(cls_obj):
self.assertEqual(PersonModelTest, cls_obj)
return self._session
self._session.query = query_mock
self._session.count = Mock(return_value=20)
records_count = self._facade.count_records()
self.assertEqual(20, records_count)
def test_count_records_filtered_ok(self):
'''This test case ensures count method works correctly when a filter is given.'''
self._model_filter = ModelFilter(PersonModelTest.id, 1, ModelFilter.GT)
def query_mock(cls_obj):
self.assertEqual(PersonModelTest, cls_obj)
return self._session
def filter_mock(expr):
self.assertEqual(self._model_filter.get_expression(), expr)
return self._session
self._session.query = query_mock
self._session._primary_entity = self._session
self._session.selectable = PersonModelTest.id.table
self._session.filter = filter_mock
self._session.count = Mock(return_value=20)
records_count = self._facade.count_records(self._model_filter)
self.assertEqual(20, records_count)
def test_count_records_unhandled_exception(self):
'''This test case ensures count method gracefully handles unexpected exceptions.'''
self._model_filter = ModelFilter(PersonModelTest.id, 1, ModelFilter.GT)
self._model_filter.build = Mock(
side_effect=Exception("Unhandled exception"))
def rollback():
self._rollbacked = True
self._session.rollback = rollback
with self.assertRaises(FantasticoDbError):
self._facade.count_records(self._model_filter)
self.assertTrue(self._rollbacked)
def init(self):
self._session = Mock()
self._facade = ModelFacade(PersonModelTest, self._session)
self._rollbacked = False
self._model_filter = None
self._model_sort = None
class ModelFacadeTests(FantasticoUnitTestsCase):
'''This class provides test suite for generating a model facade for BaseModel classes.'''
def init(self):
self._session = Mock()
self._facade = ModelFacade(PersonModelTest, self._session)
self._rollbacked = False
self._model_filter = None
self._model_sort = None
def test_new_model_ok(self):
'''This test case ensures a model facade can obtain an instance of a given class.'''
for model in [self._facade.new_model("John", **{"last_name": "Doe"}),
self._facade.new_model("John", last_name="Doe")]:
self.assertEqual(PersonModelTest, self._facade.model_cls)
self.assertIsInstance(model, BASEMODEL)
self.assertEqual("John", model.first_name)
self.assertEqual("Doe", model.last_name)
def test_new_model_incompatible(self):
'''This test case makes sure a model facade instance raises an exception if given model class does not
extend **BASEMODEL**.'''
with self.assertRaises(FantasticoIncompatibleClassError):
ModelFacade(Mock(), Mock())
def test_create_ok(self):
'''This test case makes sure a model can be correctly saved using a facade.'''
model = PersonModelTest(first_name="John", last_name="Doe")
def add(model):
model.id = 1
return self._session
self._session.add = add
model_id = self._facade.create(model)
self.assertFalse(self._rollbacked)
self.assertEqual(1, len(model_id))
self.assertEqual(1, model_id[0])
self.assertEqual(1, model.id)
def test_create_exception_unhandled(self):
'''This test case makes sure a model creation exception is wrapped correctly into a concrete fantastico exception.'''
model = PersonModelTest(first_name="John", last_name="Doe")
self._session.add = Mock(side_effect=Exception("Unhandled exception"))
def rollback():
self._rollbacked = True
self._session.rollback = rollback
self.assertRaises(FantasticoDbError, self._facade.create, *[model])
self.assertTrue(self._rollbacked)
def test_update_ok(self):
'''This test case ensures a model can be updated correctly using model facade.'''
model = PersonModelTest(first_name="John", last_name="Doe")
model.id = 1
self._session.query = Mock(return_value=self._session)
self._session.filter = Mock(return_value=self._session)
self._session.all = Mock(return_value=[model])
def merge(model):
model.first_name = "John Changed"
self._session.merge = merge
self._facade.update(model)
self.assertFalse(self._rollbacked)
self.assertEqual("John Changed", model.first_name)
def test_update_exception_unhandled(self):
'''This test case ensures a model update gracefully handles all unhandled exceptions.'''
model = PersonModelTest(first_name="John", last_name="Doe")
model.id = 1
self._session.query = Mock(return_value=self._session)
self._session.filter = Mock(return_value=self._session)
self._session.all = Mock(return_value=[model])
self._session.merge = Mock(side_effect=Exception("Unhandled exception"))
def rollback():
self._rollbacked = True
self._session.rollback = rollback
self.assertRaises(FantasticoDbError, self._facade.update, *[model])
self.assertTrue(self._rollbacked)
def test_update_exception_notfound(self):
'''This test case ensures a model update exception is raised when the given model does not exist.'''
model = PersonModelTest(first_name="John", last_name="Doe")
model.id = 1
self._session.query = Mock(return_value=self._session)
self._session.filter = Mock(return_value=self._session)
self._session.all = Mock(return_value=[])
def rollback():
self._rollbacked = True
self._session.rollback = rollback
self.assertRaises(FantasticoDbNotFoundError, self._facade.update, *[model])
self.assertTrue(self._rollbacked)
def test_find_by_pk_ok(self):
'''This test case ensures find_by_pk method retrieves a model instance when a record is found by id.'''
model = PersonModelTest(first_name="John", last_name="Doe")
model.id = 1
self._session.query = Mock(return_value=self._session)
self._session.filter = Mock(return_value=self._session)
self._session.all = Mock(return_value=[model])
response = self._facade.find_by_pk({PersonModelTest.id: 1})
self.assertFalse(self._rollbacked)
self.assertEqual(model, response)
def test_find_by_pk_notfound(self):
'''This test case ensures find_by_pk method raises an exception when a matching record is not found.'''
model = PersonModelTest(first_name="John", last_name="Doe")
model.id = 1
self._session.query = Mock(return_value=self._session)
self._session.filter = Mock(return_value=self._session)
self._session.all = Mock(return_value=[])
def rollback():
self._rollbacked = True
self._session.rollback = rollback
with self.assertRaises(FantasticoDbNotFoundError):
self._facade.find_by_pk({PersonModelTest.id: 1})
self.assertTrue(self._rollbacked)
def test_delete_ok(self):
'''This test case ensures a model can be deleted successfully if no exception occurs.'''
model = PersonModelTest(first_name="John", last_name="Doe")
model.id = 1
self._facade.delete(model)
self.assertFalse(self._rollbacked)
def test_delete_exception_unhandled(self):
'''This test case ensures unhandled exceptions are gracefully handled by delete method.'''
model = PersonModelTest(first_name="John", last_name="Doe")
model.id = 1
self._session.delete = Mock(side_effect=Exception("Unhandled exception"))
def rollback():
self._rollbacked = True
self._session.rollback = rollback
with self.assertRaises(FantasticoDbError):
self._facade.delete(model)
self.assertTrue(self._rollbacked)
def test_get_paged_records_ok(self):
'''This test case ensures records can be retrieved correctly from a facade.'''
expected_model = Mock()
self._model_filter = ModelFilter(PersonModelTest.id, 1, ModelFilter.GT)
self._model_sort = ModelSort(PersonModelTest.first_name)
def query_mock(cls_obj):
self.assertEqual(PersonModelTest, cls_obj)
return self._session
def filter_mock(expr):
self.assertEqual(self._model_filter.get_expression(), expr)
return self._session
def sort_mock(expr):
self.assertEqual(self._model_sort.get_expression(), expr)
return self._session
def offset_mock(offset):
self.assertEqual(0, offset)
return self._session
def limit_mock(limit_count):
self.assertEqual(4, limit_count)
return self._session
self._session.query = query_mock
self._session._primary_entity = self._session
self._session.selectable = PersonModelTest.id.table
self._session.filter = filter_mock
self._session.order_by = sort_mock
self._session.offset = offset_mock
self._session.limit = limit_mock
self._session.all = Mock(return_value=[expected_model, expected_model, expected_model])
records = self._facade.get_records_paged(start_record=0, end_record=4,
sort_expr=self._model_sort,
filter_expr=self._model_filter)
self.assertIsNotNone(records)
self.assertEqual(3, len(records))
for model in records:
self.assertEqual(expected_model, model)
def test_get_records_paged_default(self):
'''This test case ensure records are retrieved when no filter / sort_expr are specified.'''
def query_mock(cls_obj):
self.assertEqual(PersonModelTest, cls_obj)
return self._session
def offset_mock(offset):
self.assertEqual(0, offset)
return self._session
def limit_mock(limit_count):
self.assertEqual(4, limit_count)
return self._session
self._session.query = query_mock
self._session.offset = offset_mock
self._session.limit = limit_mock
self._session.all = Mock(return_value=[])
records = self._facade.get_records_paged(start_record=0, end_record=4)
self.assertIsNotNone(records)
self.assertEqual(0, len(records))
def test_get_records_paged_unhandled_exception(self):
'''This test case ensures that any unhandled exception from filters / sql alchemy is gracefully handled.'''
self._model_filter = ModelFilter(PersonModelTest.id, 1, ModelFilter.GT)
self._model_filter.build = Mock(side_effect=Exception("Unhandled exception"))
def rollback():
self._rollbacked = True
self._session.rollback = rollback
with self.assertRaises(FantasticoDbError):
self._facade.get_records_paged(start_record=0, end_record=4, filter_expr=self._model_filter)
self.assertTrue(self._rollbacked)
def test_count_records_default_ok(self):
'''This test case ensures count method works correctly.'''
def query_mock(cls_obj):
self.assertEqual(PersonModelTest, cls_obj)
return self._session
self._session.query = query_mock
self._session.count = Mock(return_value=20)
records_count = self._facade.count_records()
self.assertEqual(20, records_count)
def test_count_records_filtered_ok(self):
'''This test case ensures count method works correctly when a filter is given.'''
self._model_filter = ModelFilter(PersonModelTest.id, 1, ModelFilter.GT)
def query_mock(cls_obj):
self.assertEqual(PersonModelTest, cls_obj)
return self._session
def filter_mock(expr):
self.assertEqual(self._model_filter.get_expression(), expr)
return self._session
self._session.query = query_mock
self._session._primary_entity = self._session
self._session.selectable = PersonModelTest.id.table
self._session.filter = filter_mock
self._session.count = Mock(return_value=20)
records_count = self._facade.count_records(self._model_filter)
self.assertEqual(20, records_count)
def test_count_records_unhandled_exception(self):
'''This test case ensures count method gracefully handles unexpected exceptions.'''
self._model_filter = ModelFilter(PersonModelTest.id, 1, ModelFilter.GT)
self._model_filter.build = Mock(side_effect=Exception("Unhandled exception"))
def rollback():
self._rollbacked = True
self._session.rollback = rollback
with self.assertRaises(FantasticoDbError):
self._facade.count_records(self._model_filter)
self.assertTrue(self._rollbacked)
