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OpenStack Study: test_host_filters.py**** CubicPower OpenStack Study ****
# Copyright 2011 OpenStack Foundation # All Rights Reserved. # # 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. """ Tests For Scheduler Host Filters. """ import mock from cinder import context from cinder.openstack.common import jsonutils from cinder.openstack.common.scheduler import filters from cinder import test from cinder.tests.scheduler import fakes
**** CubicPower OpenStack Study **** class HostFiltersTestCase(test.TestCase): """Test case for host filters."""
**** CubicPower OpenStack Study **** def setUp(self): super(HostFiltersTestCase, self).setUp() self.context = context.RequestContext('fake', 'fake') self.json_query = jsonutils.dumps( ['and', ['>=', '$free_capacity_gb', 1024], ['>=', '$total_capacity_gb', 10 * 1024]]) # This has a side effect of testing 'get_filter_classes' # when specifying a method (in this case, our standard filters) filter_handler = filters.HostFilterHandler('cinder.scheduler.filters') classes = filter_handler.get_all_classes() self.class_map = {} for cls in classes: self.class_map[cls.__name__] = cls @mock.patch('cinder.utils.service_is_up')
**** CubicPower OpenStack Study **** def test_capacity_filter_passes(self, _mock_serv_is_up): _mock_serv_is_up.return_value = True filt_cls = self.class_map['CapacityFilter']() filter_properties = {'size': 100} service = {'disabled': False} host = fakes.FakeHostState('host1', {'free_capacity_gb': 200, 'updated_at': None, 'service': service}) self.assertTrue(filt_cls.host_passes(host, filter_properties)) @mock.patch('cinder.utils.service_is_up')
**** CubicPower OpenStack Study **** def test_capacity_filter_fails(self, _mock_serv_is_up): _mock_serv_is_up.return_value = True filt_cls = self.class_map['CapacityFilter']() filter_properties = {'size': 100} service = {'disabled': False} host = fakes.FakeHostState('host1', {'free_capacity_gb': 120, 'reserved_percentage': 20, 'updated_at': None, 'service': service}) self.assertFalse(filt_cls.host_passes(host, filter_properties)) @mock.patch('cinder.utils.service_is_up')
**** CubicPower OpenStack Study **** def test_capacity_filter_passes_infinite(self, _mock_serv_is_up): _mock_serv_is_up.return_value = True filt_cls = self.class_map['CapacityFilter']() filter_properties = {'size': 100} service = {'disabled': False} host = fakes.FakeHostState('host1', {'free_capacity_gb': 'infinite', 'updated_at': None, 'service': service}) self.assertTrue(filt_cls.host_passes(host, filter_properties)) @mock.patch('cinder.utils.service_is_up')
**** CubicPower OpenStack Study **** def test_capacity_filter_passes_unknown(self, _mock_serv_is_up): _mock_serv_is_up.return_value = True filt_cls = self.class_map['CapacityFilter']() filter_properties = {'size': 100} service = {'disabled': False} host = fakes.FakeHostState('host1', {'free_capacity_gb': 'unknown', 'updated_at': None, 'service': service}) self.assertTrue(filt_cls.host_passes(host, filter_properties))
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