private Cache createCache(Properties props) throws Exception {
    DistributedSystem ds = getSystem(props);
    Cache cache = CacheFactory.create(ds);
    if (cache == null) {
      throw new Exception("CacheFactory.create() returned null ");
    }
    return cache;
  }
This test verifies the per-client queue conflation override functionality Taken from the existing
ConflationDistributedTest.java and modified.

@since GemFire 5.7
geode-core/src/distributedTest/java/org/apache/geode/internal/cache/tier/sockets/ClientConflationDistributedTest.java