### Question:
TopicSender { public void send2(){ String context = "Hi i am message 2"; System.out.println("Sender: " + context); this.rabbitTemplate.convertAndSend("topicExchange", "topic.messages", context); }  void send(); void send1(); void send2();  }### Answer:
@Test public void send2() throws Exception { topicSender.send2(); }