148 lines
6.2 KiB
Python
148 lines
6.2 KiB
Python
# 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 copy
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from unittest import mock
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from nova import context
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from nova.notifications.objects import flavor as flavor_notification
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from nova import objects
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from nova.objects import fields
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from nova import test
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from nova.tests.unit.objects.test_flavor import fake_flavor
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PROJECTS_SENTINEL = object()
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class TestFlavorNotification(test.TestCase):
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def setUp(self):
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self.ctxt = context.get_admin_context()
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super(TestFlavorNotification, self).setUp()
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@mock.patch('nova.notifications.objects.flavor.FlavorNotification')
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def _verify_notification(self, flavor_obj, flavor, action,
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mock_notification, project_id=None,
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expected_projects=PROJECTS_SENTINEL):
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notification = mock_notification
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if action == "CREATE":
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flavor_obj.create()
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elif action == "DELETE":
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flavor_obj.destroy()
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elif action == "ADD_ACCESS":
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action = "UPDATE"
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flavor_obj.add_access(project_id)
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elif action == "REMOVE_ACCESS":
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action = "UPDATE"
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flavor_obj.remove_access(project_id)
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else:
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flavor_obj.save()
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self.assertTrue(notification.called)
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event_type = notification.call_args[1]['event_type']
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priority = notification.call_args[1]['priority']
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publisher = notification.call_args[1]['publisher']
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payload = notification.call_args[1]['payload']
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self.assertEqual("fake-mini", publisher.host)
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self.assertEqual("nova-api", publisher.source)
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self.assertEqual(fields.NotificationPriority.INFO, priority)
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self.assertEqual('flavor', event_type.object)
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self.assertEqual(getattr(fields.NotificationAction, action),
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event_type.action)
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notification.return_value.emit.assert_called_once_with(self.ctxt)
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schema = flavor_notification.FlavorPayload.SCHEMA
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for field in schema:
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if field == 'projects' and expected_projects != PROJECTS_SENTINEL:
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self.assertEqual(expected_projects, getattr(payload, field))
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elif field in flavor_obj:
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self.assertEqual(flavor_obj[field], getattr(payload, field))
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else:
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self.fail('Missing check for field %s in flavor_obj.' % field)
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@mock.patch('nova.objects.Flavor._flavor_create')
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def test_flavor_create_with_notification(self, mock_create):
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flavor = copy.deepcopy(fake_flavor)
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flavor_obj = objects.Flavor(context=self.ctxt)
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flavor_obj.extra_specs = flavor['extra_specs']
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flavorid = '1'
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flavor['flavorid'] = flavorid
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flavor['id'] = flavorid
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mock_create.return_value = flavor
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self._verify_notification(flavor_obj, flavor, 'CREATE')
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@mock.patch('nova.objects.Flavor._flavor_extra_specs_del')
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def test_flavor_update_with_notification(self, mock_delete):
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flavor = copy.deepcopy(fake_flavor)
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flavorid = '1'
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flavor['flavorid'] = flavorid
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flavor['id'] = flavorid
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flavor_obj = objects.Flavor(context=self.ctxt, **flavor)
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flavor_obj.obj_reset_changes()
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del flavor_obj.extra_specs['foo']
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del flavor['extra_specs']['foo']
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self._verify_notification(flavor_obj, flavor, "UPDATE")
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projects = ['project-1', 'project-2']
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flavor_obj.projects = projects
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flavor['projects'] = projects
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self._verify_notification(flavor_obj, flavor, "UPDATE")
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@mock.patch('nova.objects.Flavor._add_access')
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@mock.patch('nova.objects.Flavor._remove_access')
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def test_flavor_access_with_notification(self, mock_remove_access,
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mock_add_access):
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flavor = copy.deepcopy(fake_flavor)
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flavorid = '1'
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flavor['flavorid'] = flavorid
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flavor['id'] = flavorid
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flavor_obj = objects.Flavor(context=self.ctxt, **flavor)
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flavor_obj.obj_reset_changes()
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self._verify_notification(flavor_obj, flavor, "ADD_ACCESS",
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project_id="project1")
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self._verify_notification(flavor_obj, flavor, "REMOVE_ACCESS",
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project_id="project1")
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@mock.patch('nova.objects.Flavor._flavor_destroy')
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def test_flavor_destroy_with_notification(self, mock_destroy):
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flavor = copy.deepcopy(fake_flavor)
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flavorid = '1'
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flavor['flavorid'] = flavorid
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flavor['id'] = flavorid
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mock_destroy.return_value = flavor
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flavor_obj = objects.Flavor(context=self.ctxt, **flavor)
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flavor_obj.obj_reset_changes()
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self.assertNotIn('projects', flavor_obj)
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# We specifically expect there to not be any projects as we don't want
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# to try and lazy-load them from the main database and end up with [].
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self._verify_notification(flavor_obj, flavor, "DELETE",
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expected_projects=None)
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@mock.patch('nova.objects.Flavor._flavor_destroy')
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def test_flavor_destroy_with_notification_and_projects(self, mock_destroy):
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"""Tests the flavor-delete notification with flavor.projects loaded."""
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flavor = copy.deepcopy(fake_flavor)
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flavorid = '1'
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flavor['flavorid'] = flavorid
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flavor['id'] = flavorid
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mock_destroy.return_value = flavor
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flavor_obj = objects.Flavor(
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context=self.ctxt, projects=['foo'], **flavor)
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flavor_obj.obj_reset_changes()
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self.assertIn('projects', flavor_obj)
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self.assertEqual(['foo'], flavor_obj.projects)
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# Since projects is loaded we shouldn't try to lazy-load it.
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self._verify_notification(flavor_obj, flavor, "DELETE")
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