public static Integer createServerCache(Boolean attachListener, Boolean isEmpty)
      throws Exception {
    return createServerCache(attachListener, isEmpty, Boolean.TRUE/* clone */,
        Boolean.TRUE/* enable delta */);
  }
This test does the following for single key (<b> full cycle</b>):<br>
1)Verifies that client-server, peer-peer and server-client processing delta<br>
geode-cq/src/distributedTest/java/org/apache/geode/internal/cache/tier/sockets/ClientToServerDeltaDUnitTest.java