old_contents: # Copyright 2015 Cisco Systems, Inc.
  #
  #    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 magnum_ui import api
  from magnum_ui.test import test_data
  from magnumclient.v1 import client as magnum_client
  from openstack_dashboard.test import helpers
  
  
  class APITestCase(helpers.APITestCase):
      """Extends the base Horizon APITestCase for magnumclient"""
  
      def setUp(self):
          super(APITestCase, self).setUp()
          self._original_magnumclient = api.magnum.magnumclient
          api.magnum.magnumclient = lambda request: self.stub_magnumclient()
  
      def _setup_test_data(self):
          super(APITestCase, self)._setup_test_data()
          test_data.data(self)
  
      def tearDown(self):
          super(APITestCase, self).tearDown()
          api.magnum.magnumclient = self._original_magnumclient
  
      def stub_magnumclient(self):
          if not hasattr(self, "magnumclient"):
              self.mox.StubOutWithMock(magnum_client, 'Client')
              self.magnumclient = self.mox.CreateMock(magnum_client.Client)
          return self.magnumclient
  
new_contents: # Copyright 2015 Cisco Systems, Inc.
  #
  #    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
  
  from magnum_ui import api
  from magnum_ui.test import test_data
  from magnumclient.v1 import client as magnum_client
  from openstack_dashboard.test import helpers
  
  
  class APITestCase(helpers.APITestCase):
      """Extends the base Horizon APITestCase for magnumclient"""
  
      def setUp(self):
          super(APITestCase, self).setUp()
          self._original_magnumclient = api.magnum.magnumclient
          api.magnum.magnumclient = lambda request: self.stub_magnumclient()
  
      def _setup_test_data(self):
          super(APITestCase, self)._setup_test_data()
          test_data.data(self)
  
      def tearDown(self):
          super(APITestCase, self).tearDown()
          api.magnum.magnumclient = self._original_magnumclient
  
      def stub_magnumclient(self):
          if not hasattr(self, "magnumclient"):
              magnum_client.Client = mock.Mock()
              self.magnumclient = magnum_client.Client
          return self.magnumclient
  
subject: Remove mox in helpers.py