octavia/octavia/tests/unit/controller/queue/test_consumer.py

83 lines
3.3 KiB
Python
Executable File

# Copyright 2014 Rackspace
#
# 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.
import mock
from oslo_config import cfg
from oslo_config import fixture as oslo_fixture
import oslo_messaging as messaging
from oslo_messaging.rpc import dispatcher
from octavia.controller.queue import consumer
from octavia.controller.queue import endpoint
from octavia.tests.unit import base
@mock.patch.object(messaging, 'get_transport')
@mock.patch.object(messaging, 'Target')
@mock.patch.object(endpoint, 'Endpoint')
@mock.patch.object(messaging, 'get_rpc_server')
class TestConsumer(base.TestCase):
def setUp(self):
super(TestConsumer, self).setUp()
conf = self.useFixture(oslo_fixture.Config(cfg.CONF))
conf.config(group="oslo_messaging", topic='foo_topic')
conf.config(host='foo_host')
def test_consumer_start(self, mock_rpc_server, mock_endpoint, mock_target,
mock_get_transport):
mock_get_transport_rv = mock.Mock()
mock_get_transport.return_value = mock_get_transport_rv
mock_rpc_server_rv = mock.Mock()
mock_rpc_server.return_value = mock_rpc_server_rv
mock_endpoint_rv = mock.Mock()
mock_endpoint.return_value = mock_endpoint_rv
mock_target_rv = mock.Mock()
mock_target.return_value = mock_target_rv
consumer.Consumer().start()
mock_get_transport.assert_called_once_with(cfg.CONF)
mock_target.assert_called_once_with(topic='foo_topic',
server='foo_host', fanout=False)
mock_endpoint.assert_called_once_with()
access_policy = dispatcher.DefaultRPCAccessPolicy
mock_rpc_server.assert_called_once_with(mock_get_transport_rv,
mock_target_rv,
[mock_endpoint_rv],
executor='eventlet',
access_policy=access_policy)
def test_consumer_stop(self, mock_rpc_server, mock_endpoint, mock_target,
mock_get_transport):
mock_rpc_server_rv = mock.Mock()
mock_rpc_server.return_value = mock_rpc_server_rv
cons = consumer.Consumer()
cons.start()
cons.stop()
mock_rpc_server_rv.stop.assert_called_once_with()
self.assertFalse(mock_rpc_server_rv.wait.called)
def test_consumer_graceful_stop(self, mock_rpc_server, mock_endpoint,
mock_target, mock_get_transport):
mock_rpc_server_rv = mock.Mock()
mock_rpc_server.return_value = mock_rpc_server_rv
cons = consumer.Consumer()
cons.start()
cons.stop(graceful=True)
mock_rpc_server_rv.stop.assert_called_once_with()
mock_rpc_server_rv.wait.assert_called_once_with()