neutron/neutron/tests/unit/api/rpc/callbacks/consumer/test_registry.py

58 lines
2.2 KiB
Python

# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from unittest import mock
from neutron.api.rpc.callbacks.consumer import registry
from neutron.tests import base
class ConsumerRegistryTestCase(base.BaseTestCase):
def test__get_manager_is_singleton(self):
self.assertIs(registry._get_manager(), registry._get_manager())
@mock.patch.object(registry, '_get_manager')
def test_register(self, manager_mock):
callback = lambda: None
registry.register(callback, 'TYPE')
manager_mock().register.assert_called_with(callback, 'TYPE')
@mock.patch.object(registry, '_get_manager')
def test_unsubscribe(self, manager_mock):
callback = lambda: None
registry.unsubscribe(callback, 'TYPE')
manager_mock().unregister.assert_called_with(callback, 'TYPE')
@mock.patch.object(registry, '_get_manager')
def test_clear(self, manager_mock):
registry.clear()
manager_mock().clear.assert_called_with()
@mock.patch.object(registry, '_get_manager')
def test_push(self, manager_mock):
resource_type_ = object()
resource_ = object()
event_type_ = object()
context = mock.Mock()
callback1 = mock.Mock()
callback2 = mock.Mock()
registry.register(callback1, 'x')
registry.register(callback2, 'x')
callbacks = {callback1, callback2}
manager_mock().get_callbacks.return_value = callbacks
registry.push(context, resource_type_, [resource_], event_type_)
for callback in (callback1, callback2):
callback.assert_called_with(context, resource_type_,
[resource_], event_type_)