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OpenStack Study: test_dhcp_rpc_agent_api.py**** CubicPower OpenStack Study ****
# Copyright (c) 2013 Red Hat, Inc. # # 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 datetime import mock from neutron.api.rpc.agentnotifiers import dhcp_rpc_agent_api from neutron.common import utils from neutron.db import agents_db from neutron.openstack.common import timeutils from neutron.tests import base
**** CubicPower OpenStack Study **** class TestDhcpAgentNotifyAPI(base.BaseTestCase):
**** CubicPower OpenStack Study **** def setUp(self): super(TestDhcpAgentNotifyAPI, self).setUp() self.notifier = ( dhcp_rpc_agent_api.DhcpAgentNotifyAPI(plugin=mock.Mock())) mock_util_p = mock.patch.object(utils, 'is_extension_supported') mock_log_p = mock.patch.object(dhcp_rpc_agent_api, 'LOG') mock_fanout_p = mock.patch.object(self.notifier, '_fanout_message') mock_cast_p = mock.patch.object(self.notifier, '_cast_message') self.mock_util = mock_util_p.start() self.mock_log = mock_log_p.start() self.mock_fanout = mock_fanout_p.start() self.mock_cast = mock_cast_p.start()
**** CubicPower OpenStack Study **** def _test__schedule_network(self, network, new_agents=None, existing_agents=None, expected_casts=0, expected_warnings=0): self.notifier.plugin.schedule_network.return_value = new_agents agents = self.notifier._schedule_network( mock.ANY, network, existing_agents) if new_agents is None: new_agents = [] self.assertEqual(new_agents + existing_agents, agents) self.assertEqual(expected_casts, self.mock_cast.call_count) self.assertEqual(expected_warnings, self.mock_log.warn.call_count)
**** CubicPower OpenStack Study **** def test__schedule_network(self): agent = agents_db.Agent() agent.admin_state_up = True agent.heartbeat_timestamp = timeutils.utcnow() network = {'id': 'foo_net_id'} self._test__schedule_network(network, new_agents=[agent], existing_agents=[], expected_casts=1, expected_warnings=0)
**** CubicPower OpenStack Study **** def test__schedule_network_no_existing_agents(self): agent = agents_db.Agent() agent.admin_state_up = True agent.heartbeat_timestamp = timeutils.utcnow() network = {'id': 'foo_net_id'} self._test__schedule_network(network, new_agents=None, existing_agents=[agent], expected_casts=0, expected_warnings=0)
**** CubicPower OpenStack Study **** def test__schedule_network_no_new_agents(self): network = {'id': 'foo_net_id'} self._test__schedule_network(network, new_agents=None, existing_agents=[], expected_casts=0, expected_warnings=1)
**** CubicPower OpenStack Study **** def _test__get_enabled_agents(self, network, agents=None, port_count=0, expected_warnings=0, expected_errors=0): self.notifier.plugin.get_ports_count.return_value = port_count enabled_agents = self.notifier._get_enabled_agents( mock.ANY, network, agents, mock.ANY, mock.ANY) self.assertEqual(agents, enabled_agents) self.assertEqual(expected_warnings, self.mock_log.warn.call_count) self.assertEqual(expected_errors, self.mock_log.error.call_count)
**** CubicPower OpenStack Study **** def test__get_enabled_agents(self): agent = agents_db.Agent() agent.admin_state_up = True agent.heartbeat_timestamp = timeutils.utcnow() network = {'id': 'foo_network_id'} self._test__get_enabled_agents(network, agents=[agent])
**** CubicPower OpenStack Study **** def test__get_enabled_agents_with_inactive_ones(self): agent1 = agents_db.Agent() agent1.admin_state_up = True agent1.heartbeat_timestamp = timeutils.utcnow() agent2 = agents_db.Agent() agent2.admin_state_up = True # This is effectively an inactive agent agent2.heartbeat_timestamp = datetime.datetime(2000, 1, 1, 0, 0) network = {'id': 'foo_network_id'} self._test__get_enabled_agents(network, agents=[agent1, agent2], expected_warnings=1, expected_errors=0)
**** CubicPower OpenStack Study **** def test__get_enabled_agents_with_notification_required(self): network = {'id': 'foo_network_id', 'subnets': ['foo_subnet_id']} self._test__get_enabled_agents(network, [], port_count=20, expected_warnings=0, expected_errors=1)
**** CubicPower OpenStack Study **** def test__notify_agents_fanout_required(self): self.notifier._notify_agents(mock.ANY, 'network_delete_end', mock.ANY, 'foo_network_id') self.assertEqual(1, self.mock_fanout.call_count)
**** CubicPower OpenStack Study **** def _test__notify_agents(self, method, expected_scheduling=0, expected_casts=0): with mock.patch.object(self.notifier, '_schedule_network') as f: with mock.patch.object(self.notifier, '_get_enabled_agents') as g: agent = agents_db.Agent() agent.admin_state_up = True agent.heartbeat_timestamp = timeutils.utcnow() g.return_value = [agent] self.notifier._notify_agents(mock.Mock(), method, mock.ANY, 'foo_network_id') self.assertEqual(expected_scheduling, f.call_count) self.assertEqual(expected_casts, self.mock_cast.call_count)
**** CubicPower OpenStack Study **** def test__notify_agents_cast_required_with_scheduling(self): self._test__notify_agents('port_create_end', expected_scheduling=1, expected_casts=1)
**** CubicPower OpenStack Study **** def test__notify_agents_cast_required_wo_scheduling_on_port_update(self): self._test__notify_agents('port_update_end', expected_scheduling=0, expected_casts=1)
**** CubicPower OpenStack Study **** def test__notify_agents_cast_required_wo_scheduling_on_subnet_create(self): self._test__notify_agents('subnet_create_end', expected_scheduling=0, expected_casts=1)
**** CubicPower OpenStack Study **** def test__notify_agents_no_action(self): self._test__notify_agents('network_create_end', expected_scheduling=0, expected_casts=0)
**** CubicPower OpenStack Study **** def test__fanout_message(self): self.notifier._fanout_message(mock.ANY, mock.ANY, mock.ANY) self.assertEqual(1, self.mock_fanout.call_count)
**** CubicPower OpenStack Study **** def test__cast_message(self): self.notifier._cast_message(mock.ANY, mock.ANY, mock.ANY) self.assertEqual(1, self.mock_cast.call_count)
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