def test_handle_error(self, mock_render):
     request = self.factory.get('/Test')
     urls.handle_error(404, request)
     mock_render.assert_called_with(request,
                                    '404.html',
                                    context={'request': request},
                                    status=404)
 def test_handle_error_attribute_error(self, mock_render):
     mock_render.side_effect = AttributeError()
     result = urls.handle_error(404, self.factory.get('/test'))
     self.assertIn(b'This request could not be processed', result.content)
     self.assertIn(b'HTTP Error 404.', result.content)