public static long getVersionTimestampAfterOp() {
    Region region = cache.getRegion("repRegion");
    assertEquals(1, region.size());

    region.destroy("testKey");

    Region.Entry entry = ((LocalRegion) region).getEntry("testKey", /* null, */ true);
    RegionEntry re = ((EntrySnapshot) entry).getRegionEntry();
    LogWriterUtils.getLogWriter().fine(
        "RegionEntry for testKey: " + re.getKey() + " " + re.getValueInVM((LocalRegion) region));
    assertTrue(re.getValueInVM((LocalRegion) region) instanceof Tombstone);

    VersionTag tag = re.getVersionStamp().asVersionTag();
    return tag.getVersionTimeStamp();
  }
Tests if conflict checks are happening based on DSID and timestamp even if version tag is
generated in local distributed system.
geode-wan/src/distributedTest/java/org/apache/geode/internal/cache/wan/misc/NewWANConcurrencyCheckForDestroyDUnitTest.java