#
# Copyright 2013 IBM Corp
#
# 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 datetime
import mock
from oslo_utils import timeutils
from oslotest import base
from aodh import evaluator
from aodh import queue
[docs]class TestEvaluatorBaseClass(base.BaseTestCase):
[docs] def setUp(self):
super(TestEvaluatorBaseClass, self).setUp()
self.called = False
def _notify(self, alarm, previous, reason, details):
self.called = True
raise Exception('Boom!')
@mock.patch.object(queue, 'AlarmNotifier')
[docs] def test_base_refresh(self, notifier):
notifier.notify = self._notify
class EvaluatorSub(evaluator.Evaluator):
def evaluate(self, alarm):
pass
ev = EvaluatorSub(mock.MagicMock())
ev.notifier = notifier
ev.storage_conn = mock.MagicMock()
ev._record_change = mock.MagicMock()
ev._refresh(mock.MagicMock(), mock.MagicMock(),
mock.MagicMock(), mock.MagicMock())
ev.storage_conn.update_alarm.assert_called_once_with(mock.ANY)
ev._record_change.assert_called_once_with(mock.ANY, mock.ANY)
self.assertTrue(self.called)
@mock.patch.object(timeutils, 'utcnow')
[docs] def test_base_time_constraints(self, mock_utcnow):
alarm = mock.MagicMock()
alarm.time_constraints = [
{'name': 'test',
'description': 'test',
'start': '0 11 * * *', # daily at 11:00
'duration': 10800, # 3 hours
'timezone': ''},
{'name': 'test2',
'description': 'test',
'start': '0 23 * * *', # daily at 23:00
'duration': 10800, # 3 hours
'timezone': ''},
]
cls = evaluator.Evaluator
mock_utcnow.return_value = datetime.datetime(2014, 1, 1, 12, 0, 0)
self.assertTrue(cls.within_time_constraint(alarm))
mock_utcnow.return_value = datetime.datetime(2014, 1, 2, 1, 0, 0)
self.assertTrue(cls.within_time_constraint(alarm))
mock_utcnow.return_value = datetime.datetime(2014, 1, 2, 5, 0, 0)
self.assertFalse(cls.within_time_constraint(alarm))
@mock.patch.object(timeutils, 'utcnow')
[docs] def test_base_time_constraints_by_month(self, mock_utcnow):
alarm = mock.MagicMock()
alarm.time_constraints = [
{'name': 'test',
'description': 'test',
'start': '0 11 31 1,3,5,7,8,10,12 *', # every 31st at 11:00
'duration': 10800, # 3 hours
'timezone': ''},
]
cls = evaluator.Evaluator
mock_utcnow.return_value = datetime.datetime(2015, 3, 31, 11, 30, 0)
self.assertTrue(cls.within_time_constraint(alarm))
@mock.patch.object(timeutils, 'utcnow')
[docs] def test_base_time_constraints_complex(self, mock_utcnow):
alarm = mock.MagicMock()
alarm.time_constraints = [
{'name': 'test',
'description': 'test',
# Every consecutive 2 minutes (from the 3rd to the 57th) past
# every consecutive 2 hours (between 3:00 and 12:59) on every day.
'start': '3-57/2 3-12/2 * * *',
'duration': 30,
'timezone': ''}
]
cls = evaluator.Evaluator
# test minutes inside
mock_utcnow.return_value = datetime.datetime(2014, 1, 5, 3, 3, 0)
self.assertTrue(cls.within_time_constraint(alarm))
mock_utcnow.return_value = datetime.datetime(2014, 1, 5, 3, 31, 0)
self.assertTrue(cls.within_time_constraint(alarm))
mock_utcnow.return_value = datetime.datetime(2014, 1, 5, 3, 57, 0)
self.assertTrue(cls.within_time_constraint(alarm))
# test minutes outside
mock_utcnow.return_value = datetime.datetime(2014, 1, 5, 3, 2, 0)
self.assertFalse(cls.within_time_constraint(alarm))
mock_utcnow.return_value = datetime.datetime(2014, 1, 5, 3, 4, 0)
self.assertFalse(cls.within_time_constraint(alarm))
mock_utcnow.return_value = datetime.datetime(2014, 1, 5, 3, 58, 0)
self.assertFalse(cls.within_time_constraint(alarm))
# test hours inside
mock_utcnow.return_value = datetime.datetime(2014, 1, 5, 3, 31, 0)
self.assertTrue(cls.within_time_constraint(alarm))
mock_utcnow.return_value = datetime.datetime(2014, 1, 5, 5, 31, 0)
self.assertTrue(cls.within_time_constraint(alarm))
mock_utcnow.return_value = datetime.datetime(2014, 1, 5, 11, 31, 0)
self.assertTrue(cls.within_time_constraint(alarm))
# test hours outside
mock_utcnow.return_value = datetime.datetime(2014, 1, 5, 1, 31, 0)
self.assertFalse(cls.within_time_constraint(alarm))
mock_utcnow.return_value = datetime.datetime(2014, 1, 5, 4, 31, 0)
self.assertFalse(cls.within_time_constraint(alarm))
mock_utcnow.return_value = datetime.datetime(2014, 1, 5, 12, 31, 0)
self.assertFalse(cls.within_time_constraint(alarm))
@mock.patch.object(timeutils, 'utcnow')
[docs] def test_base_time_constraints_timezone(self, mock_utcnow):
alarm = mock.MagicMock()
cls = evaluator.Evaluator
mock_utcnow.return_value = datetime.datetime(2014, 1, 1, 11, 0, 0)
alarm.time_constraints = [
{'name': 'test',
'description': 'test',
'start': '0 11 * * *', # daily at 11:00
'duration': 10800, # 3 hours
'timezone': 'Europe/Ljubljana'}
]
self.assertTrue(cls.within_time_constraint(alarm))
alarm.time_constraints = [
{'name': 'test2',
'description': 'test2',
'start': '0 11 * * *', # daily at 11:00
'duration': 10800, # 3 hours
'timezone': 'US/Eastern'}
]
self.assertFalse(cls.within_time_constraint(alarm))