vmware-nsx/neutron/tests/unit/mlnx/test_mlnx_neutron_agent.py
Kevin Benton 539bbbecda Removes calls to mock.patch.stopall in unit tests
Removes unnecessary calls to mock.patch.stopall
in individual unit tests since it is now
automatically called from the base test case.

Closes-Bug: #1291130
Change-Id: Ia8e82d6a9a9bc9bd5f48146c1be53069ff1cdb01
2014-03-12 04:17:11 +00:00

132 lines
5.5 KiB
Python

# 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
class TestEswitchAgent(base.BaseTestCase):
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')
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 = []
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([{}]))
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)
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)
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)
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([{}]))
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)
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)