100 lines
3.7 KiB
Python
100 lines
3.7 KiB
Python
# Copyright (c) 2014 Hewlett-Packard Development Company, L.P.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import mock
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from heat.rpc import worker_api as rpc_api
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from heat.rpc import worker_client as rpc_client
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from heat.tests import common
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class WorkerClientTest(common.HeatTestCase):
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def setUp(self):
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super(WorkerClientTest, self).setUp()
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self.fake_engine_id = 'fake-engine-id'
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def test_make_msg(self):
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method = 'sample_method'
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kwargs = {'a': '1',
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'b': '2'}
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result = method, kwargs
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self.assertEqual(
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result,
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rpc_client.WorkerClient.make_msg(method, **kwargs))
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@mock.patch('heat.common.messaging.get_rpc_client',
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return_value=mock.Mock())
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def test_cast(self, rpc_client_method):
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# Mock the rpc client
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mock_rpc_client = rpc_client_method.return_value
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# Create the WorkerClient
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worker_client = rpc_client.WorkerClient()
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rpc_client_method.assert_called_once_with(
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version=rpc_client.WorkerClient.BASE_RPC_API_VERSION,
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topic=rpc_api.TOPIC)
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self.assertEqual(mock_rpc_client,
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worker_client._client,
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"Failed to create RPC client")
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# Check cast in default version
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mock_cnxt = mock.Mock()
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method = 'sample_method'
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kwargs = {'a': '1',
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'b': '2'}
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msg = method, kwargs
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# go with default version
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return_value = worker_client.cast(mock_cnxt, msg)
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self.assertIsNone(return_value)
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mock_rpc_client.cast.assert_called_with(mock_cnxt,
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method,
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**kwargs)
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# Check cast in given version
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version = '1.3'
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return_value = worker_client.cast(mock_cnxt, msg, version)
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self.assertIsNone(return_value)
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mock_rpc_client.prepare.assert_called_once_with(version=version)
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mock_rpc_client.cast.assert_called_once_with(mock_cnxt,
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method,
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**kwargs)
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def test_cancel_check_resource(self):
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mock_stack_id = 'dummy-stack-id'
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mock_cnxt = mock.Mock()
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method = 'cancel_check_resource'
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kwargs = {'stack_id': mock_stack_id}
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mock_rpc_client = mock.MagicMock()
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mock_cast = mock.MagicMock()
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with mock.patch('heat.common.messaging.get_rpc_client') as mock_grc:
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mock_grc.return_value = mock_rpc_client
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mock_rpc_client.prepare.return_value = mock_cast
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wc = rpc_client.WorkerClient()
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ret_val = wc.cancel_check_resource(mock_cnxt, mock_stack_id,
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self.fake_engine_id)
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# ensure called with fanout=True
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mock_grc.assert_called_with(
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version=wc.BASE_RPC_API_VERSION,
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topic=rpc_api.TOPIC,
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server=self.fake_engine_id)
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self.assertIsNone(ret_val)
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mock_rpc_client.prepare.assert_called_with(
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version='1.3')
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# ensure correct rpc method is called
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mock_cast.cast.assert_called_with(mock_cnxt, method, **kwargs)
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