vmware-nsx/quantum/tests/unit/test_agent_ovs_cleanup.py
Monty Taylor a1d52dc22d Add common test base class to hold common things.
There are several common fixtures that every test case wants. Following
the pattern in Nova, add a common base test case class to hold these things.

Change-Id: I2d2cd91e5051d9cbf230e6f48985d6eddcb7b58a
2013-03-05 18:07:14 -05:00

100 lines
4.2 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright (c) 2012 OpenStack LLC.
# All Rights Reserved.
#
# 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 itertools
import mock
from oslo.config import cfg
from quantum.agent.linux import ip_lib
from quantum.agent.linux import ovs_lib
from quantum.agent import ovs_cleanup_util as util
from quantum.openstack.common import uuidutils
from quantum.tests import base
class TestOVSCleanup(base.BaseTestCase):
def setUp(self):
super(TestOVSCleanup, self).setUp()
self.addCleanup(cfg.CONF.reset)
def test_setup_conf(self):
conf = util.setup_conf()
self.assertEqual(conf.external_network_bridge, 'br-ex')
self.assertEqual(conf.ovs_integration_bridge, 'br-int')
self.assertFalse(conf.ovs_all_ports)
self.assertEqual(conf.AGENT.root_helper, 'sudo')
def test_main(self):
bridges = ['br-int', 'br-ex']
ports = ['p1', 'p2', 'p3']
conf = mock.Mock()
conf.AGENT.root_helper = 'dummy_sudo'
conf.ovs_all_ports = False
conf.ovs_integration_bridge = 'br-int'
conf.external_network_bridge = 'br-ex'
with contextlib.nested(
mock.patch('quantum.common.config.setup_logging'),
mock.patch('quantum.agent.ovs_cleanup_util.setup_conf',
return_value=conf),
mock.patch('quantum.agent.linux.ovs_lib.get_bridges',
return_value=bridges),
mock.patch('quantum.agent.linux.ovs_lib.OVSBridge'),
mock.patch.object(util, 'collect_quantum_ports',
return_value=ports),
mock.patch.object(util, 'delete_quantum_ports')
) as (_log, _conf, _get, ovs, collect, delete):
with mock.patch('quantum.common.config.setup_logging'):
util.main()
ovs.assert_has_calls([mock.call().delete_ports(
all_ports=False)])
collect.assert_called_once_with(set(bridges), 'dummy_sudo')
delete.assert_called_once_with(ports, 'dummy_sudo')
def test_collect_quantum_ports(self):
port1 = ovs_lib.VifPort('tap1234', 1, uuidutils.generate_uuid(),
'11:22:33:44:55:66', 'br')
port2 = ovs_lib.VifPort('tap5678', 2, uuidutils.generate_uuid(),
'77:88:99:aa:bb:cc', 'br')
port3 = ovs_lib.VifPort('tap90ab', 3, uuidutils.generate_uuid(),
'99:00:aa:bb:cc:dd', 'br')
ports = [[port1, port2], [port3]]
portnames = [p.port_name for p in itertools.chain(*ports)]
with mock.patch('quantum.agent.linux.ovs_lib.OVSBridge') as ovs:
ovs.return_value.get_vif_ports.side_effect = ports
bridges = ['br-int', 'br-ex']
ret = util.collect_quantum_ports(bridges, 'dummy_sudo')
self.assertEqual(ret, portnames)
def test_delete_quantum_ports(self):
ports = ['tap1234', 'tap5678', 'tap09ab']
port_found = [True, False, True]
delete_ports = [p for p, found
in itertools.izip(ports, port_found) if found]
with contextlib.nested(
mock.patch.object(ip_lib, 'device_exists',
side_effect=port_found),
mock.patch.object(ip_lib, 'IPDevice')
) as (device_exists, ip_dev):
util.delete_quantum_ports(ports, 'dummy_sudo')
device_exists.assert_has_calls([mock.call(p) for p in ports])
ip_dev.assert_has_calls(
[mock.call('tap1234', 'dummy_sudo'),
mock.call().link.delete(),
mock.call('tap09ab', 'dummy_sudo'),
mock.call().link.delete()])