os-vif/vif_plug_linux_bridge/tests/unit/test_plugin.py
Takashi Natsume ee0b34eb3e Use unittest.mock instead of third party mock
Now that we no longer support py27, we can use the standard library
unittest.mock module instead of the third party mock lib.

Change-Id: I67fcc16530f1c46eecb62e27eb7b88d1dee6f9df
Signed-off-by: Takashi Natsume <takanattie@gmail.com>
2020-05-25 06:41:16 +00:00

130 lines
4.7 KiB
Python

# 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.
from unittest import mock
import testtools
from os_vif import objects
from vif_plug_linux_bridge import constants
from vif_plug_linux_bridge import linux_bridge
from vif_plug_linux_bridge import linux_net
class PluginTest(testtools.TestCase):
def __init__(self, *args, **kwargs):
super(PluginTest, self).__init__(*args, **kwargs)
objects.register_all()
self.instance = objects.instance_info.InstanceInfo(
name='demo',
uuid='f0000000-0000-0000-0000-000000000001')
@mock.patch.object(linux_net, 'ensure_vlan_bridge')
@mock.patch.object(linux_net, 'ensure_bridge')
def test_plug_bridge(self, mock_ensure_bridge,
mock_ensure_vlan_bridge):
network = objects.network.Network(
id='437c6db5-4e6f-4b43-b64b-ed6a11ee5ba7',
bridge='br0')
vif = objects.vif.VIFBridge(
id='b679325f-ca89-4ee0-a8be-6db1409b69ea',
address='ca:fe:de:ad:be:ef',
network=network,
dev_name='tap-xxx-yyy-zzz',
bridge_name="br0")
plugin = linux_bridge.LinuxBridgePlugin.load(constants.PLUGIN_NAME)
plugin.plug(vif, self.instance)
mock_ensure_bridge.assert_not_called()
mock_ensure_vlan_bridge.assert_not_called()
def test_plug_bridge_create_br_mtu_in_model(self):
self._test_plug_bridge_create_br(mtu=1234)
def test_plug_bridge_create_br_mtu_from_config(self):
self._test_plug_bridge_create_br()
@mock.patch.object(linux_net, 'ensure_vlan_bridge')
@mock.patch.object(linux_net, 'ensure_bridge')
def _test_plug_bridge_create_br(self, mock_ensure_bridge,
mock_ensure_vlan_bridge,
mtu=None):
network = objects.network.Network(
id='437c6db5-4e6f-4b43-b64b-ed6a11ee5ba7',
bridge='br0',
bridge_interface='eth0',
should_provide_bridge=True,
mtu=mtu)
vif = objects.vif.VIFBridge(
id='b679325f-ca89-4ee0-a8be-6db1409b69ea',
address='ca:fe:de:ad:be:ef',
network=network,
dev_name='tap-xxx-yyy-zzz',
has_traffic_filtering=True,
bridge_name="br0")
plugin = linux_bridge.LinuxBridgePlugin.load(constants.PLUGIN_NAME)
plugin.plug(vif, self.instance)
mock_ensure_bridge.assert_called_with("br0", "eth0",
filtering=False,
mtu=mtu or 1500)
mock_ensure_vlan_bridge.assert_not_called()
mock_ensure_bridge.reset_mock()
vif.has_traffic_filtering = False
plugin.plug(vif, self.instance)
mock_ensure_bridge.assert_called_with("br0", "eth0",
filtering=True,
mtu=mtu or 1500)
def test_plug_bridge_create_br_vlan_mtu_in_model(self):
self._test_plug_bridge_create_br_vlan(mtu=1234)
def test_plug_bridge_create_br_vlan_mtu_from_config(self):
self._test_plug_bridge_create_br_vlan()
@mock.patch.object(linux_net, 'ensure_vlan_bridge')
@mock.patch.object(linux_net, 'ensure_bridge')
def _test_plug_bridge_create_br_vlan(self, mock_ensure_bridge,
mock_ensure_vlan_bridge,
mtu=None):
network = objects.network.Network(
id='437c6db5-4e6f-4b43-b64b-ed6a11ee5ba7',
bridge='br0',
bridge_interface='eth0',
vlan=99,
should_provide_bridge=True,
should_provide_vlan=True,
mtu=mtu)
vif = objects.vif.VIFBridge(
id='b679325f-ca89-4ee0-a8be-6db1409b69ea',
address='ca:fe:de:ad:be:ef',
network=network,
dev_name='tap-xxx-yyy-zzz',
bridge_name="br0")
plugin = linux_bridge.LinuxBridgePlugin.load(constants.PLUGIN_NAME)
plugin.plug(vif, self.instance)
mock_ensure_bridge.assert_not_called()
mock_ensure_vlan_bridge.assert_called_with(
99, "br0", "eth0", mtu=mtu or 1500)