cloudbase-init/cloudbaseinit/tests/metadata/test_factory.py

43 lines
1.6 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2013 Cloudbase Solutions Srl
#
# 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 mock
import unittest
from cloudbaseinit import exception
from cloudbaseinit.metadata import factory
class MetadataServiceFactoryTests(unittest.TestCase):
@mock.patch('cloudbaseinit.utils.classloader.ClassLoader.load_class')
def _test_get_metadata_service(self, mock_load_class, ret_value):
mock_load_class.side_effect = ret_value
if ret_value is exception.CloudbaseInitException:
self.assertRaises(exception.CloudbaseInitException,
factory.get_metadata_service)
else:
response = factory.get_metadata_service()
self.assertEqual(mock_load_class()(), response)
def test_get_metadata_service(self):
m = mock.MagicMock()
self._test_get_metadata_service(ret_value=m)
def test_get_metadata_service_exception(self):
self._test_get_metadata_service(
ret_value=exception.CloudbaseInitException)