kuryr-kubernetes/kuryr_kubernetes/tests/unit/test_os_vif_plug_noop.py
Sean McGinnis 5ee781f41c
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: I26b9878515ea156a6b4bde14a64848621593d868
Signed-off-by: Sean McGinnis <sean.mcginnis@gmail.com>
2020-04-18 11:53:51 -05:00

94 lines
3.6 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 stevedore import extension
from unittest import mock
import os_vif
from os_vif import objects
from kuryr_kubernetes.objects import vif as k_vif
from kuryr_kubernetes.os_vif_plug_noop import NoOpPlugin
from kuryr_kubernetes.tests import base
class TestNoOpPlugin(base.TestCase):
def setUp(self):
super(TestNoOpPlugin, self).setUp()
os_vif._EXT_MANAGER = None
@mock.patch('stevedore.extension.ExtensionManager')
def test_initialize(self, mock_EM):
self.assertIsNone(os_vif._EXT_MANAGER)
os_vif.initialize()
mock_EM.assert_called_once_with(
invoke_on_load=False, namespace='os_vif')
self.assertIsNotNone(os_vif._EXT_MANAGER)
@mock.patch.object(NoOpPlugin, "plug")
def test_plug(self, mock_plug):
plg = extension.Extension(name="noop",
entry_point="os-vif",
plugin=NoOpPlugin,
obj=None)
with mock.patch('stevedore.extension.ExtensionManager.names',
return_value=['foobar']),\
mock.patch('stevedore.extension.ExtensionManager.__getitem__',
return_value=plg):
os_vif.initialize()
info = mock.sentinel.info
vif = mock.MagicMock()
vif.plugin_name = 'noop'
os_vif.plug(vif, info)
mock_plug.assert_called_once_with(vif, info)
@mock.patch.object(NoOpPlugin, "unplug")
def test_unplug(self, mock_unplug):
plg = extension.Extension(name="demo",
entry_point="os-vif",
plugin=NoOpPlugin,
obj=None)
with mock.patch('stevedore.extension.ExtensionManager.names',
return_value=['foobar']),\
mock.patch('stevedore.extension.ExtensionManager.__getitem__',
return_value=plg):
os_vif.initialize()
info = mock.sentinel.info
vif = mock.MagicMock()
vif.plugin_name = 'noop'
os_vif.unplug(vif, info)
mock_unplug.assert_called_once_with(vif, info)
def test_describe_noop_plugin(self):
os_vif.initialize()
noop_plugin = NoOpPlugin.load('noop')
result = noop_plugin.describe()
expected = objects.host_info.HostPluginInfo(
plugin_name='noop',
vif_info=[
objects.host_info.HostVIFInfo(
vif_object_name=k_vif.VIFVlanNested.__name__,
min_version="1.0",
max_version="1.0"),
objects.host_info.HostVIFInfo(
vif_object_name=k_vif.VIFMacvlanNested.__name__,
min_version="1.0",
max_version="1.0"),
objects.host_info.HostVIFInfo(
vif_object_name=k_vif.VIFDPDKNested.__name__,
min_version="1.0",
max_version="1.0"),
])
self.assertEqual(expected, result)