@Test public void testTransformer() throws Exception { InputStream in = getClass().getResourceAsStream("/transformer-input-message.xml"); MuleClient client = new MuleClient(muleContext); MuleMessage reply = client.send("vm://messageInput", new DefaultMuleMessage(in, client.getMuleContext())); assertNotNull(reply); assertNotNull(reply.getPayload()); assertFalse( "The payload is a NullPayload", "<org.mule.transport.NullPayload></org.mule.transport.NullPayload>" .equals(reply.getPayload())); assertTrue(reportFile.exists()); }