private int getTombstoneCount(InternalRegion region) {
    int regionCount = region.getTombstoneCount();
    int actualCount = 0;
    for (RegionEntry entry : region.getRegionMap().regionEntries()) {
      if (entry.isTombstone()) {
        actualCount++;
      }
    }

    assertThat(actualCount).isEqualTo(regionCount);

    return actualCount;
  }
Test that when we generate a krf, we write the version tag that matches the entry in the crf.
geode-core/src/distributedTest/java/org/apache/geode/internal/cache/persistence/PersistentRVVRecoveryDUnitTest.java