blazar/blazar/tests/monitor/test_base.py

103 lines
3.4 KiB
Python

# 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 mock
from oslo_service import threadgroup
from blazar.db import api as db_api
from blazar.monitor import base as base_monitor
from blazar.plugins import base
from blazar import tests
HEALING_INTERVAL = 10
class DummyMonitorPlugin(base.BaseMonitorPlugin):
def is_notification_enabled(self):
return True
def get_notification_event_types(self):
return []
def get_notification_topics(self):
return []
def notification_callback(self, event_type, message):
return {}
def is_polling_enabled(self):
return False
def get_polling_interval(self):
return 0
def poll(self):
return {}
def get_healing_interval(self):
return HEALING_INTERVAL
def heal(self):
return {}
class BaseMonitorTestCase(tests.TestCase):
def setUp(self):
super(BaseMonitorTestCase, self).setUp()
self.monitor_plugins = [DummyMonitorPlugin()]
self.monitor = base_monitor.BaseMonitor(self.monitor_plugins)
def test_start_periodic_healing(self):
add_timer = self.patch(threadgroup.ThreadGroup, 'add_timer')
self.monitor.start_periodic_healing()
add_timer.assert_called_once_with(
HEALING_INTERVAL * 60, self.monitor.call_monitor_plugin, None,
self.monitor_plugins[0].heal)
def test_stop_periodic_healing(self):
dummy_timer = mock.Mock()
timer_done = self.patch(threadgroup.ThreadGroup, 'timer_done')
self.monitor.healing_timers.append(dummy_timer)
self.monitor.stop_monitoring()
timer_done.assert_called_once_with(dummy_timer)
def test_call_monitor_plugin(self):
callback = self.patch(DummyMonitorPlugin,
'notification_callback')
callback.return_value = {
'dummy_id1': {'missing_resources': True}
}
update_flags = self.patch(self.monitor, '_update_flags')
self.monitor.call_monitor_plugin(callback, 'event_type1', 'hello')
callback.assert_called_once_with('event_type1', 'hello')
update_flags.assert_called_once_with(
{'dummy_id1': {'missing_resources': True}})
def test_call_update_flags(self):
reservation_update = self.patch(db_api, 'reservation_update')
reservation_get = self.patch(db_api, 'reservation_get')
reservation_get.return_value = {
'lease_id': 'dummy_id2'
}
lease_update = self.patch(db_api, 'lease_update')
self.monitor._update_flags({'dummy_id1': {'missing_resources': True}})
reservation_update.assert_called_once_with(
'dummy_id1', {'missing_resources': True})
reservation_get.assert_called_once_with('dummy_id1')
lease_update.assert_called_once_with('dummy_id2',
{'degraded': True})