assertEquals(FIRST_MESSAGE, message.getPayload());
Dummy payload = new Dummy();
payload.setContent(SECOND_MESSAGE);
client.dispatch(DEFAULT_INPUT_QUEUE, new DefaultMuleMessage(payload, muleContext));
message = client.request(DEFUALT_OUTPUT_QUEUE, TIMEOUT);
assertNotNull(message);
assertNotNull(message.getPayload());
assertNull(message.getExceptionPayload());
assertEquals(SECOND_MESSAGE, ((Dummy)message.getPayload()).getContent());