@After
  public void tearDown() throws Exception {
    RegionMapDestroy.testHookRunnableForConcurrentOperation = null;
    cache.close();
  }
TestCase that emulates the conditions that entry destroy with concurrent destroy region or cache
close event will get expected Exception.
geode-core/src/integrationTest/java/org/apache/geode/internal/cache/map/DestroyEntryDuringCloseIntegrationTest.java