text: ##############################################################################
  # Copyright (c) 2017 Huawei Technologies Co.,Ltd and others.
  #
  # All rights reserved. This program and the accompanying materials
  # are made available under the terms of the Apache License, Version 2.0
  # which accompanies this distribution, and is available at
  # http://www.apache.org/licenses/LICENSE-2.0
  ##############################################################################
  import unittest
  import mock
  
  from yardstick.benchmark.scenarios.lib.delete_volume import DeleteVolume
  
  
  class DeleteVolumeTestCase(unittest.TestCase):
  
      @mock.patch('yardstick.common.openstack_utils.get_cinder_client')
      @mock.patch('yardstick.common.openstack_utils.delete_volume')
      def test_delete_volume(self, mock_get_cinder_client, mock_delete_volume):
          options = {
              'volume_id': '123-123-123'
          }
          args = {"options": options}
          obj = DeleteVolume(args, {})
          obj.run({})
          self.assertTrue(mock_get_cinder_client.called)
          self.assertTrue(mock_delete_volume.called)
  