nova/nova/tests/test_notifier.py

134 lines
4.7 KiB
Python

# Copyright 2011 OpenStack LLC.
# 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 nova
from nova import flags
from nova import log
import nova.notifier.no_op_notifier
from nova.notifier import api as notifier_api
from nova import test
class NotifierTestCase(test.TestCase):
"""Test case for notifications"""
def setUp(self):
super(NotifierTestCase, self).setUp()
self.flags(notification_driver='nova.notifier.no_op_notifier')
def test_send_notification(self):
self.notify_called = False
def mock_notify(cls, *args):
self.notify_called = True
self.stubs.Set(nova.notifier.no_op_notifier, 'notify',
mock_notify)
notifier_api.notify('publisher_id', 'event_type',
nova.notifier.api.WARN, dict(a=3))
self.assertEqual(self.notify_called, True)
def test_verify_message_format(self):
"""A test to ensure changing the message format is prohibitively
annoying"""
def message_assert(message):
fields = [('publisher_id', 'publisher_id'),
('event_type', 'event_type'),
('priority', 'WARN'),
('payload', dict(a=3))]
for k, v in fields:
self.assertEqual(message[k], v)
self.assertTrue(len(message['message_id']) > 0)
self.assertTrue(len(message['timestamp']) > 0)
self.stubs.Set(nova.notifier.no_op_notifier, 'notify',
message_assert)
notifier_api.notify('publisher_id', 'event_type',
nova.notifier.api.WARN, dict(a=3))
def test_send_rabbit_notification(self):
self.stubs.Set(nova.flags.FLAGS, 'notification_driver',
'nova.notifier.rabbit_notifier')
self.mock_notify = False
def mock_notify(cls, *args):
self.mock_notify = True
self.stubs.Set(nova.rpc, 'notify', mock_notify)
notifier_api.notify('publisher_id', 'event_type',
nova.notifier.api.WARN, dict(a=3))
self.assertEqual(self.mock_notify, True)
def test_invalid_priority(self):
self.assertRaises(nova.notifier.api.BadPriorityException,
notifier_api.notify, 'publisher_id',
'event_type', 'not a priority', dict(a=3))
def test_rabbit_priority_queue(self):
flags.DECLARE('notification_topics', 'nova.notifier.rabbit_notifier')
self.stubs.Set(nova.flags.FLAGS, 'notification_driver',
'nova.notifier.rabbit_notifier')
self.stubs.Set(nova.flags.FLAGS, 'notification_topics',
['testnotify', ])
self.test_topic = None
def mock_notify(context, topic, msg):
self.test_topic = topic
self.stubs.Set(nova.rpc, 'notify', mock_notify)
notifier_api.notify('publisher_id', 'event_type', 'DEBUG', dict(a=3))
self.assertEqual(self.test_topic, 'testnotify.debug')
def test_error_notification(self):
self.stubs.Set(nova.flags.FLAGS, 'notification_driver',
'nova.notifier.rabbit_notifier')
self.stubs.Set(nova.flags.FLAGS, 'publish_errors', True)
LOG = log.getLogger('nova')
log.setup()
msgs = []
def mock_notify(context, topic, data):
msgs.append(data)
self.stubs.Set(nova.rpc, 'notify', mock_notify)
LOG.error('foo')
self.assertEqual(1, len(msgs))
msg = msgs[0]
self.assertEqual(msg['event_type'], 'error_notification')
self.assertEqual(msg['priority'], 'ERROR')
self.assertEqual(msg['payload']['error'], 'foo')
def test_send_notification_by_decorator(self):
self.notify_called = False
def example_api(arg1, arg2):
return arg1 + arg2
example_api = nova.notifier.api.notify_decorator(
'example_api',
example_api)
def mock_notify(cls, *args):
self.notify_called = True
self.stubs.Set(nova.notifier.no_op_notifier, 'notify',
mock_notify)
self.assertEqual(3, example_api(1, 2))
self.assertEqual(self.notify_called, True)