def test_listener(self): eun = EventUpdatesNamespace(self.environ, self.ns_name, self.request) eun.process_event = Mock() room = "http://127.0.0.1:8001/project/PAM" eun.listener(room) self.redis.subscribe.assert_called_once_with("socketio_%s" % room) self.assertEqual(eun.process_event.call_args[0][0], "abcd")