@Test
  public void testGIISendsTombstones() {
    versionTestGIISendsTombstones();
  }
This test creates a server cache in vm0 and a peer cache in vm1. It then tests to see if GII
transferred tombstones to vm1 like it's supposed to. A client cache is created in vm2 and the
same sort of check is performed for register-interest.
geode-core/src/distributedTest/java/org/apache/geode/cache30/DistributedAckRegionCCEDUnitTest.java