new_contents: # 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 openstack_dashboard.test import helpers as test
  from senlin_dashboard.api.rest import senlin
  
  
  class SenlinRestTestCase(test.TestCase):
  
      #
      # Receiver
      #
  
      @mock.patch.object(senlin, 'senlin')
      def test_receivers_get(self, client):
          request = self.mock_rest_request(**{'GET': {}})
          client.receiver_list.return_value = ([
              mock.Mock(**{'to_dict.return_value': {'id': 'one'}}),
              mock.Mock(**{'to_dict.return_value': {'id': 'two'}}),
          ], False, True)
  
          response = senlin.Receivers().get(request)
          self.assertStatusCode(response, 200)
          self.assertEqual(len(response.json['items']), 2)
          self.assertEqual(response.json['has_more_data'], False)
          self.assertEqual(response.json['has_prev_data'], True)
  
      @mock.patch.object(senlin, 'senlin')
      def test_receiver_get_single(self, client):
          request = self.mock_rest_request()
          client.receiver_get.return_value.to_dict.return_value = {
              'name': 'test-receiver'}
  
          response = senlin.Receiver().get(request, '1')
          self.assertStatusCode(response, 200)
          self.assertEqual(response.json['name'], 'test-receiver')
  
      @mock.patch.object(senlin, 'senlin')
      def test_receiver_delete(self, client):
          request = self.mock_rest_request()
          senlin.Receiver().delete(request, "1")
          client.receiver_delete.assert_called_once_with(request, "1")
  
subject: Add unit test for senlin-dashboard rest api