aodh/ceilometer/tests/compute/test_manager.py
Victor Stinner b6636897b1 Replace mox with mock in novaclient and compute
Replace mox with mock in tests.test_novaclient and tests.compute.test_manager.

Change-Id: Ic01fe3fd7510312e1930e87306ccc352d443fb35
2013-11-19 10:56:56 +01:00

92 lines
3.4 KiB
Python

# -*- encoding: utf-8 -*-
#
# Copyright © 2012 New Dream Network, LLC (DreamHost)
#
# Author: Doug Hellmann <doug.hellmann@dreamhost.com>
#
# 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.
"""Tests for ceilometer/agent/manager.py
"""
import mock
from ceilometer.compute import manager
from ceilometer import nova_client
from ceilometer.openstack.common.fixture import mockpatch
from ceilometer.openstack.common import test
from ceilometer.tests import agentbase
class TestManager(test.BaseTestCase):
@mock.patch('ceilometer.pipeline.setup_pipeline', mock.MagicMock())
def test_load_plugins(self):
mgr = manager.AgentManager()
self.assertIsNotNone(list(mgr.pollster_manager))
class TestRunTasks(agentbase.BaseAgentManagerTestCase):
def _fake_instance(self, name, state):
instance = mock.MagicMock()
instance.name = name
setattr(instance, 'OS-EXT-STS:vm_state', state)
return instance
def _raise_exception(self):
raise Exception
def setup_manager(self):
self.mgr = manager.AgentManager()
@mock.patch('ceilometer.pipeline.setup_pipeline', mock.MagicMock())
def setUp(self):
super(TestRunTasks, self).setUp()
# Set up a fake instance value to be returned by
# instance_get_all_by_host() so when the manager gets the list
# of instances to poll we can control the results.
self.instance = self._fake_instance('faux', 'active')
stillborn_instance = self._fake_instance('stillborn', 'error')
def instance_get_all_by_host(*args):
return [self.instance, stillborn_instance]
self.useFixture(mockpatch.PatchObject(
nova_client.Client,
'instance_get_all_by_host',
side_effect=lambda *x: [self.instance, stillborn_instance]))
def test_notifier_task(self):
self.mgr.setup_notifier_task()
self.mgr.poll_instance(None, self.instance)
self.assertEqual(len(self.Pollster.samples), 1)
pub = self.mgr.pipeline_manager.pipelines[0].publishers[0]
self.assertEqual(pub.samples[0], self.Pollster.test_data)
def test_setup_polling_tasks(self):
super(TestRunTasks, self).test_setup_polling_tasks()
self.assertTrue(self.Pollster.samples[0][1] is self.instance)
def test_interval_exception_isolation(self):
super(TestRunTasks, self).test_interval_exception_isolation()
self.assertEqual(len(self.PollsterException.samples), 1)
self.assertEqual(len(self.PollsterExceptionAnother.samples), 1)
def test_manager_exception_persistency(self):
super(TestRunTasks, self).test_manager_exception_persistency()
with mock.patch.object(nova_client.Client, 'instance_get_all_by_host',
side_effect=lambda *x: self._raise_exception()):
mgr = manager.AgentManager()
polling_task = manager.PollingTask(mgr)
polling_task.poll_and_publish()