private CachePerfStats getStats() {
    return ((GemFireCacheImpl) c).getCachePerfStats();
  }
Unit test for basic DataPolicy.EMPTY feature. NOTE: these tests using a loner DistributedSystem
and local scope regions

@since GemFire 5.0
geode-core/src/integrationTest/java/org/apache/geode/cache/ProxyJUnitTest.java