OpenStack Orchestration (Heat)
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heat/heat/tests/engine/service/test_stack_action.py

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6.1 KiB

# 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_messaging.rpc import dispatcher
from heat.common import exception
from heat.common import template_format
from heat.engine import service
from heat.engine import stack
from heat.engine import template as templatem
from heat.objects import stack as stack_object
from heat.tests import common
from heat.tests.engine import tools
from heat.tests import utils
class StackServiceActionsTest(common.HeatTestCase):
def setUp(self):
super(StackServiceActionsTest, self).setUp()
self.ctx = utils.dummy_context()
self.man = service.EngineService('a-host', 'a-topic')
self.man.thread_group_mgr = service.ThreadGroupManager()
@mock.patch.object(stack.Stack, 'load')
@mock.patch.object(service.ThreadGroupManager, 'start')
def test_stack_suspend(self, mock_start, mock_load):
stack_name = 'service_suspend_test_stack'
t = template_format.parse(tools.wp_template)
stk = utils.parse_stack(t, stack_name=stack_name)
s = stack_object.Stack.get_by_id(self.ctx, stk.id)
mock_load.return_value = stk
thread = mock.MagicMock()
mock_link = self.patchobject(thread, 'link')
mock_start.return_value = thread
result = self.man.stack_suspend(self.ctx, stk.identifier())
self.assertIsNone(result)
mock_load.assert_called_once_with(self.ctx, stack=s)
mock_link.assert_called_once_with(mock.ANY)
mock_start.assert_called_once_with(stk.id, mock.ANY, stk)
stk.delete()
@mock.patch.object(stack.Stack, 'load')
@mock.patch.object(service.ThreadGroupManager, 'start')
def test_stack_resume(self, mock_start, mock_load):
stack_name = 'service_resume_test_stack'
t = template_format.parse(tools.wp_template)
stk = utils.parse_stack(t, stack_name=stack_name)
mock_load.return_value = stk
thread = mock.MagicMock()
mock_link = self.patchobject(thread, 'link')
mock_start.return_value = thread
result = self.man.stack_resume(self.ctx, stk.identifier())
self.assertIsNone(result)
mock_load.assert_called_once_with(self.ctx, stack=mock.ANY)
mock_link.assert_called_once_with(mock.ANY)
mock_start.assert_called_once_with(stk.id, mock.ANY, stk)
stk.delete()
def test_stack_suspend_nonexist(self):
stack_name = 'service_suspend_nonexist_test_stack'
t = template_format.parse(tools.wp_template)
tmpl = templatem.Template(t)
stk = stack.Stack(self.ctx, stack_name, tmpl)
ex = self.assertRaises(dispatcher.ExpectedException,
self.man.stack_suspend, self.ctx,
stk.identifier())
self.assertEqual(exception.EntityNotFound, ex.exc_info[0])
def test_stack_resume_nonexist(self):
stack_name = 'service_resume_nonexist_test_stack'
t = template_format.parse(tools.wp_template)
tmpl = templatem.Template(t)
stk = stack.Stack(self.ctx, stack_name, tmpl)
ex = self.assertRaises(dispatcher.ExpectedException,
self.man.stack_resume, self.ctx,
stk.identifier())
self.assertEqual(exception.EntityNotFound, ex.exc_info[0])
def _mock_thread_start(self, stack_id, func, *args, **kwargs):
func(*args, **kwargs)
return mock.Mock()
@mock.patch.object(service.ThreadGroupManager, 'start')
@mock.patch.object(stack.Stack, 'load')
def test_stack_check(self, mock_load, mock_start):
stack_name = 'service_check_test_stack'
t = template_format.parse(tools.wp_template)
stk = utils.parse_stack(t, stack_name=stack_name)
stk.check = mock.Mock()
mock_load.return_value = stk
mock_start.side_effect = self._mock_thread_start
self.man.stack_check(self.ctx, stk.identifier())
self.assertTrue(stk.check.called)
stk.delete()
class StackServiceUpdateActionsNotSupportedTest(common.HeatTestCase):
scenarios = [
('suspend_in_progress', dict(action='SUSPEND', status='IN_PROGRESS')),
('suspend_complete', dict(action='SUSPEND', status='COMPLETE')),
('suspend_failed', dict(action='SUSPEND', status='FAILED')),
('delete_in_progress', dict(action='DELETE', status='IN_PROGRESS')),
('delete_complete', dict(action='DELETE', status='COMPLETE')),
('delete_failed', dict(action='DELETE', status='FAILED')),
]
def setUp(self):
super(StackServiceUpdateActionsNotSupportedTest, self).setUp()
self.ctx = utils.dummy_context()
self.man = service.EngineService('a-host', 'a-topic')
@mock.patch.object(stack.Stack, 'load')
def test_stack_update_actions_not_supported(self, mock_load):
stack_name = '%s-%s' % (self.action, self.status)
t = template_format.parse(tools.wp_template)
old_stack = utils.parse_stack(t, stack_name=stack_name)
old_stack.action = self.action
old_stack.status = self.status
sid = old_stack.store()
s = stack_object.Stack.get_by_id(self.ctx, sid)
mock_load.return_value = old_stack
params = {'foo': 'bar'}
template = '{ "Resources": {} }'
ex = self.assertRaises(dispatcher.ExpectedException,
self.man.update_stack,
self.ctx, old_stack.identifier(), template,
params, None, {})
self.assertEqual(exception.NotSupported, ex.exc_info[0])
mock_load.assert_called_once_with(self.ctx, stack=s)
old_stack.delete()