@Override
      public void afterCreate(EntryEvent event) {

        synchronized (EventIDVerificationDUnitTest.class) {
          gotCallback = true;
          testEventIDResult = ((EntryEventImpl) event).getEventId().equals(eventId);
          EventIDVerificationDUnitTest.class.notify();
        }

      }
Verify that EventId is prapogated to server in case of region clear. It also checks that peer
nodes also get the same EventID.
geode-core/src/distributedTest/java/org/apache/geode/internal/cache/tier/sockets/EventIDVerificationDUnitTest.java