UtilityVerifier 

@Test public void testNoFault() throws Exception {
  PhaseInterceptor interceptor=new NMRFaultOutInterceptor();
  try {
    NMRMessage msg=new NMRMessage(new MessageImpl());
    msg.setContent(XMLStreamWriter.class,XMLOutputFactory.newInstance().createXMLStreamWriter(new ByteArrayOutputStream()));
    interceptor.handleMessage(msg);
    fail("Should have thrown an exception");
  }
 catch (  IllegalStateException e) {
  }
}