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# Copyright 2012, Red Hat, Inc.
#
# 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.
"""
Unit Tests for nova.console.rpcapi
"""
import contextlib
import mock
from oslo.config import cfg
from nova.console import rpcapi as console_rpcapi
from nova import context
from nova import test
CONF = cfg.CONF
class ConsoleRpcAPITestCase(test.NoDBTestCase):
def _test_console_api(self, method, rpc_method, **kwargs):
ctxt = context.RequestContext('fake_user', 'fake_project')
rpcapi = console_rpcapi.ConsoleAPI()
self.assertIsNotNone(rpcapi.client)
self.assertEqual(rpcapi.client.target.topic, CONF.console_topic)
orig_prepare = rpcapi.client.prepare
expected_version = kwargs.pop('version', rpcapi.client.target.version)
with contextlib.nested(
mock.patch.object(rpcapi.client, rpc_method),
mock.patch.object(rpcapi.client, 'prepare'),
mock.patch.object(rpcapi.client, 'can_send_version'),
) as (
rpc_mock, prepare_mock, csv_mock
):
prepare_mock.return_value = rpcapi.client
rpc_mock.return_value = 'foo' if rpc_method == 'call' else None
csv_mock.side_effect = (
lambda v: orig_prepare(version=v).can_send_version())
retval = getattr(rpcapi, method)(ctxt, **kwargs)
self.assertEqual(retval, rpc_mock.return_value)
prepare_mock.assert_called_once_with(version=expected_version)
rpc_mock.assert_called_once_with(ctxt, method, **kwargs)
def test_add_console(self):
self._test_console_api('add_console', instance_id='i',
rpc_method='cast')
# NOTE(russellb) Havana compat
self.flags(console='havana', group='upgrade_levels')
self._test_console_api('add_console', instance_id='i',
rpc_method='cast', version='1.0')
def test_remove_console(self):
self._test_console_api('remove_console', console_id='i',
rpc_method='cast')
# NOTE(russellb) Havana compat
self.flags(console='havana', group='upgrade_levels')
self._test_console_api('remove_console', console_id='i',
rpc_method='cast', version='1.0')
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