def test_token_creation_time_is_updated_on_every_request(self):
        response = self.client.post(
            self.auth_url, data={'username': self.username, 'password': self.password}
        )
        self.assertEqual(response.status_code, status.HTTP_200_OK)
        token = response.data['token']
        created1 = Token.objects.values_list('created', flat=True).get(key=token)

        self.client.credentials(HTTP_AUTHORIZATION='Token ' + token)
        self.client.get(self.test_url)
        created2 = Token.objects.values_list('created', flat=True).get(key=token)
        self.assertTrue(created1 < created2)