def test_compare_creates_modify(self, storage_mock, model_mock):
storage_mock.return_value = self.mock_storage
model_mock.return_value = mock_model
# setup: message and database have entity with same id but different data
field_name = fixtures.random_string()
old_value = fixtures.random_string()
new_value = fixtures.random_string()
# field moet ook in model!
message = fixtures.get_message_fixture(contents=None, **{field_name: new_value})
data_object = message['contents'][0]
entity = fixtures.get_entity_fixture(**data_object)
setattr(entity, field_name, old_value)
self.mock_storage.get_current_ids.return_value = [entity]
self.mock_storage.get_current_entity.return_value = entity
# Add the field to the model as well
mock_model.get_collection.return_value = {
"entity_id": "identificatie",
"version": '0.9',
"has_states": False,
"all_fields": {
field_name: {
"type": "GOB.String"
}
}
}
original_value = {
"_last_event": 123,
"_tid": data_object['_tid'],
"_hash": "1234",
field_name: new_value
}
self.mock_storage.compare_temporary_data.return_value = [
{'_original_value': original_value, '_tid': data_object['_tid'],
'type': 'MODIFY', '_last_event': 1,
'_hash': '1234567890'}]
result = compare(message)
# expectations: modify event is generated
self.assertIsNotNone(result["contents_ref"])
mock_writer.return_value.__enter__().write.assert_called_once()
mock_writer.return_value.__enter__().write.assert_called_with(
{'event': 'MODIFY', 'data': ANY, 'version': '0.9'})
result = mock_writer.return_value.__enter__().write.call_args_list[0][0][0]
# modificatinos dict has correct modifications.
modifications = result['data']['modifications']
self.assertEqual(len(modifications), 1)
self.assertEqual(modifications[0]['key'], field_name)
self.assertEqual(modifications[0]['old_value'], old_value)
self.assertEqual(modifications[0]['new_value'], new_value)
def test_compare_fails_on_missing_dependencies(self, storage_mock, model_mock):
storage_mock.return_value = self.mock_storage
self.mock_storage.has_any_event.return_value = False
message = fixtures.get_message_fixture(contents=[])
message["header"]["depends_on"] = {
"xyz": "abc"
}
result = compare(message)
self.assertEqual(result, {'header': mock.ANY, 'summary': mock.ANY, 'contents': None})
def test_compare_succeeds_on_found_dependencies(self, storage_mock, model_mock):
storage_mock.return_value = self.mock_storage
# setup: one entity in db, none in message
self.mock_storage.has_any_event.return_value = True
message = fixtures.get_message_fixture(contents=[])
message["header"]["depends_on"] = {
"xyz": "abc"
}
result = compare(message)
self.assertNotEqual(result, None)
def test_compare_creates_delete(self, storage_mock, model_mock):
storage_mock.return_value = self.mock_storage
model_mock.return_value = mock_model
# setup: message and database have the same entity
original_value = {
"_last_event": 123
}
self.mock_storage.compare_temporary_data.return_value = [
{'_original_value': original_value, '_tid': 1, 'type': 'DELETE',
'_entity_tid': 2, '_last_event': 1, '_hash': '1234567890'}]
message = fixtures.get_message_fixture()
result = compare(message)
# expectations: confirm event is generated
self.assertIsNotNone(result["contents_ref"])
mock_writer.return_value.__enter__().write.assert_called_once()
mock_writer.return_value.__enter__().write.assert_called_with(
{'event': 'DELETE', 'data': ANY, 'version': '0.9'})
def test_compare_creates_add(self, storage_mock, model_mock):
storage_mock.return_value = self.mock_storage
model_mock.return_value = mock_model
# setup: no entity in db, one in message
message = fixtures.get_message_fixture()
data = message["contents"][0]
self.mock_storage.has_any_event.return_value = True
original_value = {
"_last_event": 123
}
self.mock_storage.compare_temporary_data.return_value = [
{'_original_value': original_value, '_tid': data['_tid'],
'type': 'ADD', '_last_event': 1, '_hash': '1234567890'}]
result = compare(message)
# expectations: add event is generated
self.assertIsNotNone(result["contents_ref"])
mock_writer.return_value.__enter__().write.assert_called_once()
mock_writer.return_value.__enter__().write.assert_called_with({'event': 'ADD', 'data': ANY, 'version': '0.9'})