new_contents: import unittest
  import mock
  from ..blacklists import Blacklists
  
  
  class TestBlacklists(unittest.TestCase):
  
      @mock.patch('auth0.v2.blacklists.RestClient')
      def test_get(self, mock_rc):
          mock_instance = mock_rc.return_value
  
          t = Blacklists(domain='domain', jwt_token='jwttoken')
          t.get(aud='an-id')
  
          mock_instance.get.assert_called_with(
              'https://domain/api/v2/blacklists/tokens',
              params={'aud': 'an-id'}
          )
  
      @mock.patch('auth0.v2.blacklists.RestClient')
      def test_create(self, mock_rc):
          mock_instance = mock_rc.return_value
  
          t = Blacklists(domain='domain', jwt_token='jwttoken')
          t.create(jti='the-jti', aud='the-aud')
  
          args, kwargs = mock_instance.post.call_args
  
          self.assertEqual('https://domain/api/v2/blacklists/tokens', args[0])
          self.assertEqual(kwargs['data'], {'jti': 'the-jti', 'aud': 'the-aud'})
  
subject: Add Blacklists() unit tests