private void doGetsOnVm(final VM vm, final String regionName) {
    vm.invoke(new SerializableRunnable() {
      @Override
      public void run() {
        Region region = getCache().getRegion(regionName);
        assertNotNull(region);

        for (int i = 0; i < (index / 2); ++i) {
          assertNotNull(region.get(i));
        }
      }
    });
  }
Asserts that compression stats are functioning properly.
geode-core/src/distributedTest/java/org/apache/geode/internal/compression/CompressionStatsDUnitTest.java