DefaultLocalMuleClient client = new DefaultLocalMuleClient(muleContext);
HashMap<String, Object> props = new HashMap<String, Object>();
props.put("username", "ross");
props.put("pass", "ross");
MuleMessage result = client.send("vm://test", "hi", props);
assertNull(result.getExceptionPayload());
props.put("pass", "badpass");
MuleMessage resultMessage = client.send("vm://test", "hi", props);