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# Copyright 2016 Hewlett Packard Enterprise Development Company LP
#
# 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
import oslotest.base
from oslo_config import cfg
from oslo_config import fixture as cfg_fixture
from oslo_service import loopingcall
import time
from designate import heartbeat_emitter
from designate import objects
from designate.tests import fixtures
CONF = cfg.CONF
class HeartbeatEmitterTest(oslotest.base.BaseTestCase):
def setUp(self):
super(HeartbeatEmitterTest, self).setUp()
self.stdlog = fixtures.StandardLogging()
self.useFixture(self.stdlog)
self.useFixture(cfg_fixture.Config(CONF))
CONF.set_override('emitter_type', 'noop', 'heartbeat_emitter')
CONF.set_override('heartbeat_interval', 0.1, 'heartbeat_emitter')
CONF.set_override('host', 'localhost')
@mock.patch.object(loopingcall, 'FixedIntervalLoopingCall')
def test_start(self, mock_looping):
mock_timer = mock.Mock()
mock_looping.return_value = mock_timer
noop_emitter = heartbeat_emitter.get_heartbeat_emitter('svc')
noop_emitter.start()
mock_timer.start.assert_called_once()
@mock.patch.object(loopingcall, 'FixedIntervalLoopingCall')
def test_stop(self, mock_looping):
mock_timer = mock.Mock()
mock_looping.return_value = mock_timer
noop_emitter = heartbeat_emitter.get_heartbeat_emitter('svc')
noop_emitter.start()
noop_emitter.stop()
mock_timer.stop.assert_called_once()
def test_get_status(self):
noop_emitter = heartbeat_emitter.get_heartbeat_emitter('svc')
self.assertEqual(('UP', {}, {},), noop_emitter.get_status())
def test_emit(self):
noop_emitter = heartbeat_emitter.get_heartbeat_emitter('svc')
noop_emitter.start()
time.sleep(0.125)
noop_emitter.stop()
self.assertIn(
"<ServiceStatus service_name:'svc' hostname:'localhost' "
"status:'UP'>",
self.stdlog.logger.output
)
class RpcEmitterTest(oslotest.base.BaseTestCase):
def setUp(self):
super(RpcEmitterTest, self).setUp()
@mock.patch.object(objects, 'ServiceStatus')
@mock.patch('designate.context.DesignateContext.get_admin_context')
@mock.patch.object(loopingcall, 'FixedIntervalLoopingCall')
def test_emit_heartbeat(self, mock_looping, mock_context,
mock_service_status):
mock_timer = mock.Mock()
mock_looping.return_value = mock_timer
emitter = heartbeat_emitter.RpcEmitter('svc')
emitter.start()
mock_timer.start.assert_called_once()
central = mock.Mock()
with mock.patch('designate.central.rpcapi.CentralAPI.get_instance',
return_value=central):
emitter._emit_heartbeat()
mock_service_status.assert_called_once_with(
service_name='svc',
hostname=cfg.CONF.host,
status='UP',
stats={},
capabilities={},
heartbeated_at=mock.ANY
)
central.update_service_status.assert_called_once_with(
mock_context.return_value, mock_service_status.return_value
)
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