Merge "Add test for update_claim"
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zun/tests/unit/compute/test_compute_node_tracker.py
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zun/tests/unit/compute/test_compute_node_tracker.py
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# Copyright 2016 IBM Corp.
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#
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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 zun.compute import claims
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from zun.compute import compute_node_tracker
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from zun import objects
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from zun.tests import base
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from zun.tests.unit.container import fake_driver
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from zun.tests.unit.objects import utils as obj_utils
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class TestNodeStracker(base.TestCase):
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def setUp(self):
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super(TestNodeStracker, self).setUp()
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self.container_driver = fake_driver.FakeDriver()
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self._resource_tracker = compute_node_tracker.ComputeNodeTracker(
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'testhost', self.container_driver)
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@mock.patch.object(compute_node_tracker.ComputeNodeTracker, '_update')
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@mock.patch.object(compute_node_tracker.ComputeNodeTracker,
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'_update_usage_from_container_update')
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@mock.patch.object(claims, 'UpdateClaim')
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def test_container_update_same_resource(self, mock_claim,
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mock_container_update,
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mock_update):
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container1 = obj_utils.get_test_container(
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self.context, cpu=1, memory=1024)
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container2 = obj_utils.get_test_container(
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self.context, cpu=1, memory=1024)
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self._resource_tracker.container_update_claim(
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self.context, container1, container2)
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self.assertFalse(mock_claim.called)
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self.assertFalse(mock_container_update.called)
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self.assertFalse(mock_update.called)
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@mock.patch.object(
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compute_node_tracker.ComputeNodeTracker, '_get_compute_node')
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@mock.patch.object(compute_node_tracker.ComputeNodeTracker, '_update')
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@mock.patch.object(compute_node_tracker.ComputeNodeTracker,
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'_update_usage_from_container_update')
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@mock.patch.object(claims, 'UpdateClaim')
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def test_container_update(self, mock_claim, mock_container_update,
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mock_update, mock_get_node):
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container1 = obj_utils.get_test_container(
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self.context, cpu=1, memory=1024)
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container2 = obj_utils.get_test_container(
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self.context, cpu2=2, memory=2048)
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node = objects.ComputeNode(self.context)
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node.cpu = 10
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node.memory = 3072
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mock_get_node.return_value = node
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self._resource_tracker.container_update_claim(
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self.context, container1, container2)
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self.assertTrue(mock_claim.called)
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self.assertTrue(mock_container_update.called)
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self.assertTrue(mock_update.called)
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