@Override
        public void afterInvalidate2(EntryEvent event) {
          invalidateCount++;
          assertEquals(key, event.getKey());
          if (invalidateCount == 2) {
            assertEquals(value, event.getOldValue());
          } else {
            assertNull(event.getOldValue());
          }
          assertNull(event.getNewValue());
          verifyEventProps(event);
        }
Tests that the <code>CacheListener</code> is called after an entry is
{@linkplain CacheListener#afterInvalidate invalidated}.
geode-core/src/distributedTest/java/org/apache/geode/cache30/CacheListenerTestCase.java