@Before
  public void setUp() throws Exception {
    Properties props = new Properties();
    props.setProperty(LOCATORS, "");
    props.setProperty(MCAST_PORT, "0");
    props.setProperty(OFF_HEAP_MEMORY_SIZE, "2m");
    cache = new CacheFactory(props).create();
  }
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