@Override
      public Object call() throws Exception {
        getGemfireCache().createRegionFactory(RegionShortcut.PARTITION_PROXY).create(regionName);
        return null;
      }
Test that keys iterator do not returned keys with removed token as its values
geode-core/src/distributedTest/java/org/apache/geode/internal/cache/IteratorDUnitTest.java