neutron/neutron/tests/unit/test_agent_rpc.py

126 lines
5.3 KiB
Python

# Copyright (c) 2012 OpenStack Foundation.
# All Rights Reserved.
#
# 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 import messaging
from neutron.agent import rpc
from neutron.openstack.common import context
from neutron.tests import base
class AgentRPCPluginApi(base.BaseTestCase):
def _test_rpc_call(self, method):
agent = rpc.PluginApi('fake_topic')
ctxt = context.RequestContext('fake_user', 'fake_project')
expect_val = 'foo'
with mock.patch('neutron.common.rpc.RpcProxy.call') as rpc_call:
rpc_call.return_value = expect_val
func_obj = getattr(agent, method)
if method == 'tunnel_sync':
actual_val = func_obj(ctxt, 'fake_tunnel_ip')
else:
actual_val = func_obj(ctxt, 'fake_device', 'fake_agent_id')
self.assertEqual(actual_val, expect_val)
def test_get_device_details(self):
self._test_rpc_call('get_device_details')
def test_get_devices_details_list(self):
self._test_rpc_call('get_devices_details_list')
def test_devices_details_list_unsupported(self):
agent = rpc.PluginApi('fake_topic')
ctxt = context.RequestContext('fake_user', 'fake_project')
expect_val_get_device_details = 'foo'
expect_val = [expect_val_get_device_details]
with mock.patch('neutron.common.rpc.RpcProxy.call') as rpc_call:
rpc_call.side_effect = [messaging.UnsupportedVersion('1.2'),
expect_val_get_device_details]
func_obj = getattr(agent, 'get_devices_details_list')
actual_val = func_obj(ctxt, ['fake_device'], 'fake_agent_id')
self.assertEqual(actual_val, expect_val)
def test_update_device_down(self):
self._test_rpc_call('update_device_down')
def test_tunnel_sync(self):
self._test_rpc_call('tunnel_sync')
class AgentPluginReportState(base.BaseTestCase):
def test_plugin_report_state_use_call(self):
topic = 'test'
reportStateAPI = rpc.PluginReportStateAPI(topic)
expected_agent_state = {'agent': 'test'}
with mock.patch.object(reportStateAPI, 'call') as call:
ctxt = context.RequestContext('fake_user', 'fake_project')
reportStateAPI.report_state(ctxt, expected_agent_state,
use_call=True)
self.assertEqual(call.call_args[0][0], ctxt)
self.assertEqual(call.call_args[0][1]['method'],
'report_state')
self.assertEqual(call.call_args[0][1]['args']['agent_state'],
{'agent_state': expected_agent_state})
self.assertIsInstance(call.call_args[0][1]['args']['time'],
str)
def test_plugin_report_state_cast(self):
topic = 'test'
reportStateAPI = rpc.PluginReportStateAPI(topic)
expected_agent_state = {'agent': 'test'}
with mock.patch.object(reportStateAPI, 'cast') as cast:
ctxt = context.RequestContext('fake_user', 'fake_project')
reportStateAPI.report_state(ctxt, expected_agent_state)
self.assertEqual(cast.call_args[0][0], ctxt)
self.assertEqual(cast.call_args[0][1]['method'],
'report_state')
self.assertEqual(cast.call_args[0][1]['args']['agent_state'],
{'agent_state': expected_agent_state})
self.assertIsInstance(cast.call_args[0][1]['args']['time'],
str)
class AgentRPCMethods(base.BaseTestCase):
def test_create_consumers(self):
endpoints = [mock.Mock()]
expected = [
mock.call(new=True),
mock.call().create_consumer('foo-topic-op', endpoints,
fanout=True),
mock.call().consume_in_threads()
]
call_to_patch = 'neutron.common.rpc.create_connection'
with mock.patch(call_to_patch) as create_connection:
rpc.create_consumers(endpoints, 'foo', [('topic', 'op')])
create_connection.assert_has_calls(expected)
def test_create_consumers_with_node_name(self):
endpoints = [mock.Mock()]
expected = [
mock.call(new=True),
mock.call().create_consumer('foo-topic-op', endpoints,
fanout=True),
mock.call().create_consumer('foo-topic-op.node1', endpoints,
fanout=False),
mock.call().consume_in_threads()
]
call_to_patch = 'neutron.common.rpc.create_connection'
with mock.patch(call_to_patch) as create_connection:
rpc.create_consumers(endpoints, 'foo', [('topic', 'op', 'node1')])
create_connection.assert_has_calls(expected)