115 lines
3.7 KiB
Python
115 lines
3.7 KiB
Python
#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import mock
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from heat.common import template_format
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from heat.engine.clients.os import nova
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from heat.engine.resources.aws.ec2 import instance
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from heat.engine.resources.openstack.heat import ha_restarter
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from heat.engine import scheduler
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from heat.tests import common
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from heat.tests import utils
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restarter_template = '''
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{
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"AWSTemplateFormatVersion" : "2010-09-09",
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"Description" : "Template to test HARestarter",
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"Parameters" : {},
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"Resources" : {
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"restarter": {
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"Type": "OS::Heat::HARestarter",
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"Properties": {
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"InstanceId": "1234"
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}
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}
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}
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}
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'''
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class RestarterTest(common.HeatTestCase):
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def setUp(self):
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super(RestarterTest, self).setUp()
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def create_restarter(self):
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snippet = template_format.parse(restarter_template)
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self.stack = utils.parse_stack(snippet)
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resource_defns = self.stack.t.resource_definitions(self.stack)
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restarter = ha_restarter.Restarter(
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'restarter', resource_defns['restarter'], self.stack)
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self.patchobject(nova.NovaClientPlugin, 'get_server',
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return_value=mock.MagicMock())
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restarter.handle_create = mock.Mock(return_value=None)
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return restarter
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def create_mock_instance(self, stack):
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inst = mock.Mock(spec=instance.Instance)
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inst.resource_id = '1234'
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inst.name = 'instance'
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inst.action = inst.CREATE
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inst.status = inst.COMPLETE
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inst.state = (inst.action, inst.status)
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inst.FnGetRefId = lambda: inst.resource_id
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stack.resources['instance'] = inst
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def test_create(self):
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rsrc = self.create_restarter()
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scheduler.TaskRunner(rsrc.create)()
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self.assertEqual((rsrc.CREATE, rsrc.COMPLETE), rsrc.state)
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rsrc.handle_create.assert_called_once_with()
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def test_handle_signal(self):
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rsrc = self.create_restarter()
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scheduler.TaskRunner(rsrc.create)()
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self.create_mock_instance(rsrc.stack)
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rsrc.stack.restart_resource = mock.Mock(return_value=None)
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self.assertIsNone(rsrc.handle_signal())
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rsrc.stack.restart_resource.assert_called_once_with('instance')
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def test_handle_signal_alarm(self):
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rsrc = self.create_restarter()
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scheduler.TaskRunner(rsrc.create)()
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self.create_mock_instance(rsrc.stack)
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rsrc.stack.restart_resource = mock.Mock(return_value=None)
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self.assertIsNone(rsrc.handle_signal({'state': 'Alarm'}))
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rsrc.stack.restart_resource.assert_called_once_with('instance')
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def test_handle_signal_not_alarm(self):
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rsrc = self.create_restarter()
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scheduler.TaskRunner(rsrc.create)()
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self.create_mock_instance(rsrc.stack)
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rsrc.stack.restart_resource = mock.Mock(return_value=None)
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self.assertIsNone(rsrc.handle_signal({'state': 'spam'}))
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self.assertEqual([], rsrc.stack.restart_resource.mock_calls)
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def test_handle_signal_no_instance(self):
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rsrc = self.create_restarter()
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scheduler.TaskRunner(rsrc.create)()
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rsrc.stack.restart_resource = mock.Mock(return_value=None)
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self.assertIsNone(rsrc.handle_signal())
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self.assertEqual([], rsrc.stack.restart_resource.mock_calls)
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