#    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

from karbor.services.protection.client_factory import ClientFactory
from karbor.tests import base


class ClientFactoryTest(base.TestCase):

    @mock.patch('oslo_utils.importutils.import_module')
    def test_get_client_module_with_import_error(self, mock_import_module):
        mock_import_module.side_effect = ImportError
        ClientFactory._factory = None
        client_module = ClientFactory.get_client_module('cinder')
        self.assertEqual(None, client_module)
