private Cache createCache(Properties props) throws Exception {
    props.setProperty(MCAST_PORT, "0");
    props.setProperty(LOCATORS, "");
    DistributedSystem ds = DistributedSystem.connect(props);
    Cache cache = CacheFactory.create(ds);
    if (cache == null) {
      throw new Exception("CacheFactory.create() returned null ");
    }
    return cache;
  }
This test verifies the per-client notify-by-subscription (NBS) override functionality along with
register interest new receiveValues flag. Taken from the existing
ClientConflationDistributedTest.java
and modified.

@since GemFire 6.0.3
geode-core/src/distributedTest/java/org/apache/geode/internal/cache/tier/sockets/ClientInterestNotifyDistributedTest.java