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OpenStack Study: test_mlnx_neutron_agent.py**** CubicPower OpenStack Study ****
# vim: tabstop=4 shiftwidth=4 softtabstop=4 # # Copyright 2014 Mellanox Technologies, Ltd # # 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 contextlib import mock from oslo.config import cfg from neutron.plugins.mlnx.agent import eswitch_neutron_agent from neutron.plugins.mlnx.agent import utils from neutron.tests import base
**** CubicPower OpenStack Study **** class TestEswitchAgent(base.BaseTestCase):
**** CubicPower OpenStack Study **** def setUp(self): super(TestEswitchAgent, self).setUp() # Avoid rpc initialization for unit tests cfg.CONF.set_override('rpc_backend', 'neutron.openstack.common.rpc.impl_fake') cfg.CONF.set_default('firewall_driver', 'neutron.agent.firewall.NoopFirewallDriver', group='SECURITYGROUP') class MockFixedIntervalLoopingCall(object): def __init__(self, f): self.f = f def start(self, interval=0): self.f() mock.patch('neutron.openstack.common.loopingcall.' 'FixedIntervalLoopingCall', new=MockFixedIntervalLoopingCall) with mock.patch.object(utils, 'zmq'): self.agent = eswitch_neutron_agent.MlnxEswitchNeutronAgent({}) self.agent.plugin_rpc = mock.Mock() self.agent.context = mock.Mock() self.agent.agent_id = mock.Mock() self.agent.eswitch = mock.Mock() self.agent.eswitch.get_vnics_mac.return_value = []
**** CubicPower OpenStack Study **** def test_treat_devices_added_returns_true_for_missing_device(self): attrs = {'get_device_details.side_effect': Exception()} self.agent.plugin_rpc.configure_mock(**attrs) with contextlib.nested( mock.patch('neutron.plugins.mlnx.agent.eswitch_neutron_agent.' 'EswitchManager.get_vnics_mac', return_value=[])): self.assertTrue(self.agent.treat_devices_added([{}]))
**** CubicPower OpenStack Study **** def _mock_treat_devices_added(self, details, func_name): """Mock treat devices added. :param details: the details to return for the device :param func_name: the function that should be called :returns: whether the named function was called """ with contextlib.nested( mock.patch('neutron.plugins.mlnx.agent.eswitch_neutron_agent.' 'EswitchManager.get_vnics_mac', return_value=[]), mock.patch.object(self.agent.plugin_rpc, 'get_device_details', return_value=details), mock.patch.object(self.agent.plugin_rpc, 'update_device_up'), mock.patch.object(self.agent, func_name) ) as (vnics_fn, get_dev_fn, upd_dev_up, func): self.assertFalse(self.agent.treat_devices_added([{}])) return (func.called, upd_dev_up.called)
**** CubicPower OpenStack Study **** def test_treat_devices_added_updates_known_port(self): details = mock.MagicMock() details.__contains__.side_effect = lambda x: True func, dev_up = self._mock_treat_devices_added(details, 'treat_vif_port') self.assertTrue(func) self.assertTrue(dev_up)
**** CubicPower OpenStack Study **** def test_treat_devices_added_updates_known_port_admin_down(self): details = {'port_id': '1234567890', 'device': '01:02:03:04:05:06', 'network_id': '123456789', 'network_type': 'vlan', 'physical_network': 'default', 'segmentation_id': 2, 'admin_state_up': False} func, dev_up = self._mock_treat_devices_added(details, 'treat_vif_port') self.assertTrue(func) self.assertFalse(dev_up)
**** CubicPower OpenStack Study **** def test_treat_devices_removed_returns_true_for_missing_device(self): with mock.patch.object(self.agent.plugin_rpc, 'update_device_down', side_effect=Exception()): self.assertTrue(self.agent.treat_devices_removed([{}]))
**** CubicPower OpenStack Study **** def test_treat_devices_removed_releases_port(self): details = dict(exists=False) with mock.patch.object(self.agent.plugin_rpc, 'update_device_down', return_value=details): with mock.patch.object(self.agent.eswitch, 'port_release') as port_release: self.assertFalse(self.agent.treat_devices_removed([{}])) self.assertTrue(port_release.called)
**** CubicPower OpenStack Study **** def test_process_network_ports(self): current_ports = set(['01:02:03:04:05:06']) added_ports = set(['10:20:30:40:50:60']) removed_ports = set(['11:22:33:44:55:66']) reply = {'current': current_ports, 'removed': removed_ports, 'added': added_ports} with mock.patch.object(self.agent, 'treat_devices_added', return_value=False) as device_added: with mock.patch.object(self.agent, 'treat_devices_removed', return_value=False) as device_removed: self.assertFalse(self.agent.process_network_ports(reply)) device_added.assert_called_once_with(added_ports) device_removed.assert_called_once_with(removed_ports)
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