phases.add(new Phase(Phase.PRE_PROTOCOL, 1));
List<Interceptor> lst = new ArrayList<Interceptor>();
lst.add(new MustUnderstandInterceptor());
lst.add(new WSS4JInInterceptor());
lst.add(new SAAJInInterceptor());
PhaseInterceptorChain chain = new PhaseInterceptorChain(phases);
chain.add(lst);
String output = chain.toString();
assertTrue(output.contains("MustUnderstandInterceptor, SAAJInInterceptor, WSS4JInInterceptor"));
}