@Test
  public void testClientGetsTombstone() throws Exception {
    final String regionName = getUniqueName() + "Region";
    doTestClientGetsTombstone(regionName, false, false);
  }
This tests the fix for bug #43407 under a variety of configurations and also tests that
tombstones are treated in a similar manner. The ticket complains that a client that does a get(K)
does not end up with the entry in its cache if K is invalid on the server.
geode-core/src/distributedTest/java/org/apache/geode/internal/cache/ClientServerInvalidAndDestroyedEntryDUnitTest.java