ca751a1486
NeutronLibImpact Partially-implements: blueprint neutron-lib Change-Id: I48cf45dc1b07035d952152eac2548a3bd9fc2832
167 lines
7.9 KiB
Python
167 lines
7.9 KiB
Python
# Copyright (c) 2015 OpenStack Foundation. All rights reserved.
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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 neutron_lib import context
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from oslo_config import cfg
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import testtools
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from neutron.quota import resource
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from neutron.quota import resource_registry
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from neutron.tests import base
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from neutron.tests.unit import quota as test_quota
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class TestResourceRegistry(base.DietTestCase):
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def setUp(self):
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super(TestResourceRegistry, self).setUp()
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self.registry = resource_registry.ResourceRegistry.get_instance()
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# clean up the registry at every test
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self.registry.unregister_resources()
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def test_set_tracked_resource_new_resource(self):
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self.registry.set_tracked_resource('meh', test_quota.MehModel)
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self.assertEqual(test_quota.MehModel,
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self.registry._tracked_resource_mappings['meh'])
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def test_set_tracked_resource_existing_with_override(self):
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self.test_set_tracked_resource_new_resource()
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self.registry.set_tracked_resource('meh', test_quota.OtherMehModel,
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override=True)
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# Override is set to True, the model class should change
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self.assertEqual(test_quota.OtherMehModel,
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self.registry._tracked_resource_mappings['meh'])
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def test_set_tracked_resource_existing_no_override(self):
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self.test_set_tracked_resource_new_resource()
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self.registry.set_tracked_resource('meh', test_quota.OtherMehModel)
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# Override is set to false, the model class should not change
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self.assertEqual(test_quota.MehModel,
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self.registry._tracked_resource_mappings['meh'])
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def _test_register_resource_by_name(self, resource_name, expected_type):
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self.assertNotIn(resource_name, self.registry._resources)
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self.registry.register_resource_by_name(resource_name)
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self.assertIn(resource_name, self.registry._resources)
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self.assertIsInstance(self.registry.get_resource(resource_name),
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expected_type)
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def test_register_resource_by_name_tracked(self):
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self.test_set_tracked_resource_new_resource()
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self._test_register_resource_by_name('meh', resource.TrackedResource)
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def test_register_resource_by_name_not_tracked(self):
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self._test_register_resource_by_name('meh', resource.CountableResource)
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def test_tracked_resource_error_if_already_registered_as_untracked(self):
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self.registry.register_resource_by_name('meh')
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with testtools.ExpectedException(RuntimeError):
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self.registry.set_tracked_resource('meh', test_quota.MehModel)
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# ensure unregister works
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self.registry.unregister_resources()
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def test_register_resource_by_name_with_tracking_disabled_by_config(self):
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cfg.CONF.set_override('track_quota_usage', False,
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group='QUOTAS')
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# DietTestCase does not automatically cleans configuration overrides
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self.addCleanup(cfg.CONF.reset)
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self.registry.set_tracked_resource('meh', test_quota.MehModel)
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self.assertNotIn(
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'meh', self.registry._tracked_resource_mappings)
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self._test_register_resource_by_name('meh', resource.CountableResource)
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class TestAuxiliaryFunctions(base.DietTestCase):
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def setUp(self):
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super(TestAuxiliaryFunctions, self).setUp()
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self.registry = resource_registry.ResourceRegistry.get_instance()
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# clean up the registry at every test
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self.registry.unregister_resources()
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def test_resync_tracking_disabled(self):
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cfg.CONF.set_override('track_quota_usage', False,
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group='QUOTAS')
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# DietTestCase does not automatically cleans configuration overrides
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self.addCleanup(cfg.CONF.reset)
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with mock.patch('neutron.quota.resource.'
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'TrackedResource.resync') as mock_resync:
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self.registry.set_tracked_resource('meh', test_quota.MehModel)
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self.registry.register_resource_by_name('meh')
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resource_registry.resync_resource(mock.ANY, 'meh', 'tenant_id')
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self.assertEqual(0, mock_resync.call_count)
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def test_resync_tracked_resource(self):
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with mock.patch('neutron.quota.resource.'
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'TrackedResource.resync') as mock_resync:
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self.registry.set_tracked_resource('meh', test_quota.MehModel)
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self.registry.register_resource_by_name('meh')
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resource_registry.resync_resource(mock.ANY, 'meh', 'tenant_id')
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mock_resync.assert_called_once_with(mock.ANY, 'tenant_id')
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def test_resync_non_tracked_resource(self):
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with mock.patch('neutron.quota.resource.'
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'TrackedResource.resync') as mock_resync:
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self.registry.register_resource_by_name('meh')
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resource_registry.resync_resource(mock.ANY, 'meh', 'tenant_id')
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self.assertEqual(0, mock_resync.call_count)
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def test_set_resources_dirty_invoked_with_tracking_disabled(self):
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cfg.CONF.set_override('track_quota_usage', False,
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group='QUOTAS')
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# DietTestCase does not automatically cleans configuration overrides
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self.addCleanup(cfg.CONF.reset)
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with mock.patch('neutron.quota.resource.'
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'TrackedResource.mark_dirty') as mock_mark_dirty:
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self.registry.set_tracked_resource('meh', test_quota.MehModel)
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self.registry.register_resource_by_name('meh')
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resource_registry.set_resources_dirty(mock.ANY)
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self.assertEqual(0, mock_mark_dirty.call_count)
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def test_set_resources_dirty_no_dirty_resource(self):
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ctx = context.Context('user_id', 'tenant_id',
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is_admin=False, is_advsvc=False)
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with mock.patch('neutron.quota.resource.'
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'TrackedResource.mark_dirty') as mock_mark_dirty:
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self.registry.set_tracked_resource('meh', test_quota.MehModel)
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self.registry.register_resource_by_name('meh')
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res = self.registry.get_resource('meh')
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# This ensures dirty is false
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res._dirty_tenants.clear()
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resource_registry.set_resources_dirty(ctx)
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self.assertEqual(0, mock_mark_dirty.call_count)
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def test_set_resources_dirty_no_tracked_resource(self):
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ctx = context.Context('user_id', 'tenant_id',
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is_admin=False, is_advsvc=False)
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with mock.patch('neutron.quota.resource.'
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'TrackedResource.mark_dirty') as mock_mark_dirty:
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self.registry.register_resource_by_name('meh')
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resource_registry.set_resources_dirty(ctx)
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self.assertEqual(0, mock_mark_dirty.call_count)
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def test_set_resources_dirty(self):
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ctx = context.Context('user_id', 'tenant_id',
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is_admin=False, is_advsvc=False)
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with mock.patch('neutron.quota.resource.'
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'TrackedResource.mark_dirty') as mock_mark_dirty:
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self.registry.set_tracked_resource('meh', test_quota.MehModel)
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self.registry.register_resource_by_name('meh')
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res = self.registry.get_resource('meh')
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# This ensures dirty is true
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res._dirty_tenants.add('tenant_id')
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resource_registry.set_resources_dirty(ctx)
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mock_mark_dirty.assert_called_once_with(ctx)
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