aodh/ceilometer/tests/alarm/test_singleton_alarm_svc.py
Julien Danjou 36955618ae Move tests into ceilometer module
Doing this allow for potential importing of the tests and is cleaner
than having a side directory. Nova already does this, so let's move.

Change-Id: I77fc9c5356f3962363fd355b8dbf44fbeec157ee
2013-11-13 15:32:31 +01:00

86 lines
3.1 KiB
Python

# -*- encoding: utf-8 -*-
#
# Copyright © 2013 Red Hat, Inc
#
# Author: Eoghan Glynn <eglynn@redhat.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.alarm.service.SingletonAlarmService.
"""
import mock
from oslo.config import cfg
from stevedore import extension
from stevedore.tests import manager as extension_tests
from ceilometer.alarm import service
from ceilometer.openstack.common import test
class TestSingletonAlarmService(test.BaseTestCase):
def setUp(self):
super(TestSingletonAlarmService, self).setUp()
self.threshold_eval = mock.Mock()
self.evaluators = extension_tests.TestExtensionManager(
[
extension.Extension(
'threshold',
None,
None,
self.threshold_eval),
])
self.api_client = mock.MagicMock()
self.singleton = service.SingletonAlarmService()
self.singleton.tg = mock.Mock()
self.singleton.evaluators = self.evaluators
self.singleton.supported_evaluators = ['threshold']
def test_start(self):
test_interval = 120
cfg.CONF.set_override('evaluation_interval',
test_interval,
group='alarm')
with mock.patch('ceilometerclient.client.get_client',
return_value=self.api_client):
self.singleton.start()
expected = [
mock.call(test_interval,
self.singleton._evaluate_assigned_alarms,
0),
mock.call(604800, mock.ANY),
]
actual = self.singleton.tg.add_timer.call_args_list
self.assertEqual(actual, expected)
def test_evaluation_cycle(self):
alarm = mock.Mock(type='threshold')
self.api_client.alarms.list.return_value = [alarm]
with mock.patch('ceilometerclient.client.get_client',
return_value=self.api_client):
self.singleton._evaluate_assigned_alarms()
self.threshold_eval.evaluate.assert_called_once_with(alarm)
def test_unknown_extention_skipped(self):
alarms = [
mock.Mock(type='not_existing_type'),
mock.Mock(type='threshold')
]
self.api_client.alarms.list.return_value = alarms
with mock.patch('ceilometerclient.client.get_client',
return_value=self.api_client):
self.singleton.start()
self.singleton._evaluate_assigned_alarms()
self.threshold_eval.evaluate.assert_called_once_with(alarms[1])