private void createPartitionedRegionWithRebalance(final String regionName, int redundancy)
      throws InterruptedException, TimeoutException {
    PartitionAttributesFactory<Integer, Integer> paf = new PartitionAttributesFactory<>();
    paf.setRedundantCopies(redundancy);

    RegionFactory<Integer, Integer> regionFactory =
        ClusterStartupRule.getCache().createRegionFactory(RegionShortcut.PARTITION);
    regionFactory.setPartitionAttributes(paf.create());

    regionFactory.create(regionName);

    RebalanceOperation op =
        ClusterStartupRule.getCache().getResourceManager().createRebalanceFactory().start();

    op.getResults(2, MINUTES);
  }
Test to make sure the datastore entry count is accurate.
Region entry stats are validated before and after entry destroy.
Ensure that tombstones and tombstone GC are not affecting the region
entry count.
geode-core/src/distributedTest/java/org/apache/geode/internal/cache/PartitionedRegionStatsDistributedTest.java