old_contents: from datetime import datetime
  import json
  # pylint says unittest goes before mock
  import unittest
  import mock
  
  # pylint says sqlalchemy.orm goes before google.auth
  
  import google.auth
  from google.oauth2 import credentials
  
  from google.cloud.forseti.common.gcp_api import cloud_resource_manager as crm
  from google.cloud.forseti.common.gcp_api import api_helpers
  from google.cloud.forseti.common.gcp_type import resource_util
  from tests.common.gcp_api.test_data import fake_crm_responses
  from tests.unittest_utils import ForsetiTestCase
  
  class ResourceUtilTest(ForsetiTestCase):
      """Test misc."""
  
      def test_cast_to_gcp_resources(self):
          """Validate get_project_ancestry_resources() with test project."""
          expected_cast_resources = "[project<id=forseti-system-test,parent=None>, folder<id=3333333,parent=None>, organization<id=2222222,parent=None>]"
          api_result = [{u'resourceId': {u'type': u'project', u'id': u'forseti-system-test'}}, {u'resourceId': {u'type': u'folder', u'id': u'3333333'}}, {u'resourceId': {u'type': u'organization', u'id': u'2222222'}}]
  
          cast_resources = resource_util.cast_to_gcp_resources(api_result)
          self.assertEqual(expected_cast_resources, str(cast_resources))
  
new_contents: from datetime import datetime
  import json
  # pylint says unittest goes before mock
  import unittest
  import mock
  
  # pylint says sqlalchemy.orm goes before google.auth
  
  
  from google.cloud.forseti.common.gcp_type import resource_util
  from tests.unittest_utils import ForsetiTestCase
  
  class ResourceUtilTest(ForsetiTestCase):
      """Test misc."""
  
      def test_cast_to_gcp_resources(self):
          """Validate get_project_ancestry_resources() with test project."""
          expected_cast_resources = "[project<id=forseti-system-test,parent=None>, folder<id=3333333,parent=None>, organization<id=2222222,parent=None>]"
          api_result = [{u'resourceId': {u'type': u'project', u'id': u'forseti-system-test'}}, {u'resourceId': {u'type': u'folder', u'id': u'3333333'}}, {u'resourceId': {u'type': u'organization', u'id': u'2222222'}}]
  
          cast_resources = resource_util.cast_to_gcp_resources(api_result)
          self.assertEqual(expected_cast_resources, str(cast_resources))
  
subject: delete unused libraries in unit test