ironic.tests.unit.common.test_rpc

Source code for ironic.tests.unit.common.test_rpc

# 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.

import mock
from oslo_config import cfg
import oslo_messaging as messaging

from ironic.common import context as ironic_context
from ironic.common import rpc
from ironic.tests import base

CONF = cfg.CONF


[docs]class TestUtils(base.TestCase):
[docs] @mock.patch.object(messaging, 'Notifier', autospec=True) @mock.patch.object(messaging, 'JsonPayloadSerializer', autospec=True) @mock.patch.object(messaging, 'get_notification_transport', autospec=True) @mock.patch.object(messaging, 'get_rpc_transport', autospec=True) def test_init_globals_notifications_disabled(self, mock_get_rpc_transport, mock_get_notification, mock_json_serializer, mock_notifier): self._test_init_globals(False, mock_get_rpc_transport, mock_get_notification, mock_json_serializer, mock_notifier)
[docs] @mock.patch.object(messaging, 'Notifier', autospec=True) @mock.patch.object(messaging, 'JsonPayloadSerializer', autospec=True) @mock.patch.object(messaging, 'get_notification_transport', autospec=True) @mock.patch.object(messaging, 'get_rpc_transport', autospec=True) def test_init_globals_notifications_enabled(self, mock_get_rpc_transport, mock_get_notification, mock_json_serializer, mock_notifier): self.config(notification_level='debug') self._test_init_globals(True, mock_get_rpc_transport, mock_get_notification, mock_json_serializer, mock_notifier)
def _test_init_globals(self, notifications_enabled, mock_get_rpc_transport, mock_get_notification, mock_json_serializer, mock_notifier): rpc.TRANSPORT = None rpc.NOTIFICATION_TRANSPORT = None rpc.SENSORS_NOTIFIER = None rpc.VERSIONED_NOTIFIER = None mock_request_serializer = mock.Mock() mock_request_serializer.return_value = mock.Mock() rpc.RequestContextSerializer = mock_request_serializer # Make sure that two separate Notifiers are instantiated: one for the # regular RPC transport, one for the notification transport mock_notifiers = [mock.Mock()] * 2 mock_notifier.side_effect = mock_notifiers rpc.init(CONF) self.assertEqual(mock_get_rpc_transport.return_value, rpc.TRANSPORT) self.assertEqual(mock_get_notification.return_value, rpc.NOTIFICATION_TRANSPORT) self.assertTrue(mock_json_serializer.called) if not notifications_enabled: notifier_calls = [ mock.call( rpc.NOTIFICATION_TRANSPORT, serializer=mock_request_serializer.return_value), mock.call( rpc.NOTIFICATION_TRANSPORT, serializer=mock_request_serializer.return_value, driver='noop') ] else: notifier_calls = [ mock.call( rpc.NOTIFICATION_TRANSPORT, serializer=mock_request_serializer.return_value), mock.call( rpc.NOTIFICATION_TRANSPORT, serializer=mock_request_serializer.return_value, topics=['ironic_versioned_notifications']) ] mock_notifier.assert_has_calls(notifier_calls) self.assertEqual(mock_notifiers[0], rpc.SENSORS_NOTIFIER) self.assertEqual(mock_notifiers[1], rpc.VERSIONED_NOTIFIER)
[docs] def test_get_sensors_notifier(self): rpc.SENSORS_NOTIFIER = mock.Mock(autospec=True) rpc.get_sensors_notifier(service='conductor', host='my_conductor', publisher_id='a_great_publisher') rpc.SENSORS_NOTIFIER.prepare.assert_called_once_with( publisher_id='a_great_publisher')
[docs] def test_get_sensors_notifier_no_publisher_id(self): rpc.SENSORS_NOTIFIER = mock.Mock(autospec=True) rpc.get_sensors_notifier(service='conductor', host='my_conductor') rpc.SENSORS_NOTIFIER.prepare.assert_called_once_with( publisher_id='conductor.my_conductor')
[docs] def test_get_sensors_notifier_no_notifier(self): rpc.SENSORS_NOTIFIER = None self.assertRaises(AssertionError, rpc.get_sensors_notifier)
[docs] def test_get_versioned_notifier(self): rpc.VERSIONED_NOTIFIER = mock.Mock(autospec=True) rpc.get_versioned_notifier(publisher_id='a_great_publisher') rpc.VERSIONED_NOTIFIER.prepare.assert_called_once_with( publisher_id='a_great_publisher')
[docs] def test_get_versioned_notifier_no_publisher_id(self): rpc.VERSIONED_NOTIFIER = mock.Mock() self.assertRaises(AssertionError, rpc.get_versioned_notifier, publisher_id=None)
[docs] def test_get_versioned_notifier_no_notifier(self): rpc.VERSIONED_NOTIFIER = None self.assertRaises( AssertionError, rpc.get_versioned_notifier, publisher_id='a_great_publisher')
[docs]class TestRequestContextSerializer(base.TestCase):
[docs] def setUp(self): super(TestRequestContextSerializer, self).setUp() self.mock_serializer = mock.MagicMock() self.serializer = rpc.RequestContextSerializer(self.mock_serializer) self.context = ironic_context.RequestContext() self.entity = {'foo': 'bar'}
[docs] def test_serialize_entity(self): self.serializer.serialize_entity(self.context, self.entity) self.mock_serializer.serialize_entity.assert_called_with( self.context, self.entity)
[docs] def test_serialize_entity_empty_base(self): # NOTE(viktors): Return False for check `if self.serializer._base:` bool_args = {'__bool__': lambda *args: False, '__nonzero__': lambda *args: False} self.mock_serializer.configure_mock(**bool_args) entity = self.serializer.serialize_entity(self.context, self.entity) self.assertFalse(self.mock_serializer.serialize_entity.called) # If self.serializer._base is empty, return entity directly self.assertEqual(self.entity, entity)
[docs] def test_deserialize_entity(self): self.serializer.deserialize_entity(self.context, self.entity) self.mock_serializer.deserialize_entity.assert_called_with( self.context, self.entity)
[docs] def test_deserialize_entity_empty_base(self): # NOTE(viktors): Return False for check `if self.serializer._base:` bool_args = {'__bool__': lambda *args: False, '__nonzero__': lambda *args: False} self.mock_serializer.configure_mock(**bool_args) entity = self.serializer.deserialize_entity(self.context, self.entity) self.assertFalse(self.mock_serializer.serialize_entity.called) self.assertEqual(self.entity, entity)
[docs] def test_serialize_context(self): serialize_values = self.serializer.serialize_context(self.context) self.assertEqual(self.context.to_dict(), serialize_values)
[docs] def test_deserialize_context(self): serialize_values = self.context.to_dict() new_context = self.serializer.deserialize_context(serialize_values) self.assertEqual(serialize_values, new_context.to_dict()) self.assertIsInstance(new_context, ironic_context.RequestContext)
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