@Override
      public boolean wasInvoked() {
        boolean value = closed && destroyed;
        super.wasInvoked();
        return value;
      }
Tests that the <code>CacheListener</code> is called after a region is destroyed.

@see CacheListener#afterRegionDestroy
@see CacheListener#close
geode-core/src/distributedTest/java/org/apache/geode/cache30/CacheListenerTestCase.java