monasca-notification/tests/test_notification_processor.py
Sean McGinnis db7377f476 Use unittest.mock instead of third party mock
Now that we no longer support py27, we can use the standard library
unittest.mock module instead of the third party mock lib.

Change-Id: I380f25044c8f7b496d485aabf09215468f955818
Signed-off-by: Sean McGinnis <sean.mcginnis@gmail.com>
2020-04-23 10:29:22 +00:00

144 lines
5.3 KiB
Python

# (C) Copyright 2014-2016 Hewlett Packard Enterprise Development LP
# Copyright 2017 Fujitsu LIMITED
#
# 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 NotificationProcessor"""
import time
from unittest import mock
from monasca_notification import notification as m_notification
from monasca_notification.plugins import email_notifier
from monasca_notification.processors import notification_processor as np
from tests import base
class smtpStub(object):
def __init__(self, log_queue):
self.queue = log_queue
def sendmail(self, from_addr, to_addr, msg):
self.queue.put("%s %s %s" % (from_addr, to_addr, msg))
class requestsResponse(object):
def __init__(self, status):
self.status_code = status
class TestNotificationProcessor(base.BaseTestCase):
def setUp(self):
super(TestNotificationProcessor, self).setUp()
self.trap = []
email_notifier.register_opts(base.config.CONF)
self.conf_default(group='email_notifier', server='my.smtp.server',
port=25, user=None, password=None,
timeout=60, from_addr='hpcs.mon@hp.com')
self.conf_default(group='mysql', ssl=None, host='localhost',
port='3306', user='mysql_user', db='dbname',
passwd='mysql_passwd')
self.conf_default(group='statsd', host='localhost', port=8125)
self.conf_default(group='notification_types', enabled=[])
# ------------------------------------------------------------------------
# Test helper functions
# ------------------------------------------------------------------------
@mock.patch('pymysql.connect')
@mock.patch('monasca_notification.common.utils.monascastatsd')
@mock.patch('monasca_notification.plugins.email_notifier.smtplib')
@mock.patch('monasca_notification.processors.notification_processor.notifiers.log')
def _start_processor(self, notifications, mock_log, mock_smtp, mock_statsd, mock_pymsql):
"""Start the processor with the proper mocks
"""
# Since the log runs in another thread I can mock it directly,
# instead change the methods to put to a queue
mock_log.warn = self.trap.append
mock_log.error = self.trap.append
mock_smtp.SMTP = self._smtpStub
np.NotificationProcessor.insert_configured_plugins = mock.Mock()
processor = np.NotificationProcessor()
processor.send(notifications)
def _smtpStub(self, *arg, **kwargs):
return smtpStub(self.trap)
def email_setup(self, metric):
alarm_dict = {"tenantId": "0",
"alarmId": "0",
"alarmName": "test Alarm",
"oldState": "OK",
"newState": "ALARM",
"severity": "LOW",
"link": "some-link",
"lifecycleState": "OPEN",
"stateChangeReason": "I am alarming!",
"timestamp": time.time(),
"metrics": metric}
notification = m_notification.Notification(
0, 'email', 'email notification', 'me@here.com', 0, 0, alarm_dict)
self._start_processor([notification])
# ------------------------------------------------------------------------
# Unit tests
# ------------------------------------------------------------------------
def test_invalid_notification(self):
"""Verify invalid notification type is rejected.
"""
alarm_dict = {
"tenantId": "0",
"alarmId": "0",
"alarmName": "test Alarm",
"oldState": "OK",
"newState": "ALARM",
"stateChangeReason": "I am alarming!",
"timestamp": time.time(),
"metrics": "cpu_util",
"severity": "LOW",
"link": "http://some-place.com",
"lifecycleState": "OPEN"}
invalid_notification = m_notification.Notification(0, 'invalid', 'test notification',
'me@here.com', 0, 0, alarm_dict)
self._start_processor([invalid_notification])
self.assertIn('attempting to send unconfigured notification: invalid', self.trap)
def test_email_notification_single_host(self):
"""Email with single host
"""
metrics = []
metric_data = {'dimensions': {'hostname': 'foo1', 'service': 'bar1'}}
metrics.append(metric_data)
self.email_setup(metrics)
for msg in self.trap:
if "From: hpcs.mon@hp.com" in msg:
self.assertRegex(msg, "From: hpcs.mon@hp.com")
self.assertRegex(msg, "To: me@here.com")
self.assertRegex(msg, "Content-Type: text/plain")
self.assertRegex(msg, "Alarm .test Alarm.")
self.assertRegex(msg, "On host .foo1.")