Channel channel = mock(Channel.class);
MessageProperties properties = new MessageProperties();
properties.setHeader("customLong", 4567L);
properties.setType("myMessageType");
org.springframework.amqp.core.Message message = createTextMessage("my payload", properties);
listener.onMessage(message, channel);
assertDefaultListenerMethodInvocation();
}
@Test
public void resolveRabbitMessageHeaderAccessor() throws Exception {