kuryr-kubernetes/kuryr_kubernetes/tests/unit/cni/test_api.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

103 lines
3.6 KiB
Python

# Copyright (c) 2017 NEC Corporation.
# 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.
from io import StringIO
from unittest import mock
from oslo_config import cfg
from oslo_serialization import jsonutils
import requests
from kuryr_kubernetes.cni import api
from kuryr_kubernetes.tests import base as test_base
from kuryr_kubernetes.tests import fake
CONF = cfg.CONF
class TestCNIRunnerMixin(object):
def test_run_invalid(self, *args):
m_fin = StringIO()
m_fout = StringIO()
code = self.runner.run(
{'CNI_COMMAND': 'INVALID', 'CNI_ARGS': 'foo=bar'}, m_fin, m_fout)
self.assertEqual(1, code)
def test_run_write_version(self, *args):
m_fin = StringIO()
m_fout = StringIO()
code = self.runner.run(
{'CNI_COMMAND': 'VERSION', 'CNI_ARGS': 'foo=bar'}, m_fin, m_fout)
result = jsonutils.loads(m_fout.getvalue())
self.assertEqual(0, code)
self.assertEqual(api.CNIRunner.SUPPORTED_VERSIONS,
result['supportedVersions'])
self.assertEqual(api.CNIRunner.VERSION, result['cniVersion'])
@mock.patch('requests.post')
class TestCNIDaemonizedRunner(test_base.TestCase, TestCNIRunnerMixin):
def setUp(self):
super(TestCNIDaemonizedRunner, self).setUp()
self.runner = api.CNIDaemonizedRunner()
self.port = int(CONF.cni_daemon.bind_address.split(':')[1])
def _test_run(self, cni_cmd, path, m_post):
m_fin = StringIO()
m_fout = StringIO()
env = {
'CNI_COMMAND': cni_cmd,
'CNI_CONTAINERID': 'a4181c680a39',
'CNI_ARGS': 'foo=bar',
'CNI_IFNAME': 'eth0',
}
result = self.runner.run(env, m_fin, m_fout)
m_post.assert_called_with(
'http://127.0.0.1:%d/%s' % (self.port, path),
json=mock.ANY, headers={'Connection': 'close'})
return result
def test_run_add(self, m_post):
m_response = mock.Mock(status_code=202)
m_response.json = mock.Mock(return_value=fake._fake_vif_dict())
m_post.return_value = m_response
result = self._test_run('ADD', 'addNetwork', m_post)
self.assertEqual(0, result)
def test_run_add_invalid(self, m_post):
m_response = mock.Mock(status_code=400)
m_response.json = mock.Mock()
m_post.return_value = m_response
result = self._test_run('ADD', 'addNetwork', m_post)
self.assertEqual(1, result)
m_response.json.assert_not_called()
def test_run_del(self, m_post):
m_post.return_value = mock.Mock(status_code=204)
result = self._test_run('DEL', 'delNetwork', m_post)
self.assertEqual(0, result)
def test_run_del_invalid(self, m_post):
m_post.return_value = mock.Mock(status_code=400)
result = self._test_run('DEL', 'delNetwork', m_post)
self.assertEqual(1, result)
def test_run_socket_error(self, m_post):
m_post.side_effect = requests.ConnectionError
result = self._test_run('DEL', 'delNetwork', m_post)
self.assertEqual(1, result)