public static Object getEntryCount() {
    Region region1 = cache.getRegion(SEPARATOR + REGION_NAME);
    int keysSize = region1.keySet().size();
    return keysSize;
  }
Gets the total number of keys in the test region

@return - total keys
geode-core/src/distributedTest/java/org/apache/geode/internal/cache/tier/sockets/InterestResultPolicyDUnitTest.java