AxisOperation operation = service.getOperation(opName);
assertNotNull(operation);
userPhase = (Phase) operation.getRemainingPhasesInFlow().get(1);
assertNotNull(userPhase);
assertEquals(0, userPhase.getHandlerCount());
operation.engageModule(module);
assertEquals(2, phase.getHandlerCount());
assertEquals(1, userPhase.getHandlerCount());
operation.disengageModule(module);
assertEquals(0, phase.getHandlerCount());
assertEquals(0, userPhase.getHandlerCount());