@Test
  public void testHAQueuedCqStat() {
    String greaterThan5Query = "select * from " + SEPARATOR + regionName + " p where p.ID > 5";
    String allQuery = "select * from " + SEPARATOR + regionName + " p where p.ID > -1";
    String lessThan5Query = "select * from " + SEPARATOR + regionName + " p where p.ID < 5";

    // Start server 1
    server1Port = server1VM.invoke(
        () -> CacheServerTestUtil.createCacheServer(regionName, Boolean.TRUE));

    durableClientId = getName() + "_client";

    startDurableClient(durableClientVM, durableClientId, server1Port, regionName);
    // register durable cqs
    createCq(durableClientVM, "GreaterThan5", greaterThan5Query, true);
    createCq(durableClientVM, "All", allQuery, true);
    createCq(durableClientVM, "LessThan5", lessThan5Query, true);
    // send client ready
    sendClientReady(durableClientVM);

    // Verify durable client on server
    verifyDurableClientPresent(DistributionConfig.DEFAULT_DURABLE_CLIENT_TIMEOUT, durableClientId,
        server1VM);

    // Stop the durable client
    disconnectDurableClient(true);

    // Start normal publisher client
    startClient(publisherClientVM, server1Port, regionName);

    // Publish some entries
    publishEntries(publisherClientVM, regionName, 10);

    // verify cq stats are correct
    checkNumDurableCqs(server1VM, durableClientId, 3);
    checkCqStatOnServer(server1VM, durableClientId, "All", 10);
    checkCqStatOnServer(server1VM, durableClientId, "GreaterThan5", 4);
    checkCqStatOnServer(server1VM, durableClientId, "LessThan5", 5);

    // Restart the durable client
    startDurableClient(durableClientVM, durableClientId, server1Port, regionName);

    // Reregister durable cqs
    createCq(durableClientVM, "GreaterThan5",
        "select * from " + SEPARATOR + regionName + " p where p.ID > 5",
        true);
    createCq(durableClientVM, "All",
        "select * from " + SEPARATOR + regionName + " p where p.ID > -1", true);
    createCq(durableClientVM, "LessThan5",
        "select * from " + SEPARATOR + regionName + " p where p.ID < 5",
        true);
    // send client ready
    sendClientReady(durableClientVM);

    checkCqListenerEvents(durableClientVM, "GreaterThan5", 4 /* numEventsExpected */,
        /* numEventsToWaitFor */ 15/* secondsToWait */);
    checkCqListenerEvents(durableClientVM, "LessThan5", 5 /* numEventsExpected */,
        /* numEventsToWaitFor */ 15/* secondsToWait */);
    checkCqListenerEvents(durableClientVM, "All", 10 /* numEventsExpected */,
        /* numEventsToWaitFor */ 15/* secondsToWait */);

    // Due to the implementation of DurableHARegionQueue where remove is called after dispatch.
    // This can cause events to linger in the queue due to a "later" ack and only cleared on
    // the next dispatch. We need to send one more message to dispatch, that calls remove one more
    // time and any remaining acks (with or without this final published events ack)
    flushEntries(server1VM, durableClientVM, regionName);

    checkCqStatOnServer(server1VM, durableClientId, "LessThan5", 0);
    checkCqStatOnServer(server1VM, durableClientId, "GreaterThan5", 0);
    checkCqStatOnServer(server1VM, durableClientId, "All", 0);

    // Stop the durable client
    durableClientVM.invoke((SerializableRunnableIF) CacheServerTestUtil::closeCache);

    // Stop the publisher client
    publisherClientVM.invoke((SerializableRunnableIF) CacheServerTestUtil::closeCache);

    // Stop the server
    server1VM.invoke((SerializableRunnableIF) CacheServerTestUtil::closeCache);
  }
Tests the ha queued cq stat
geode-cq/src/distributedTest/java/org/apache/geode/internal/cache/tier/sockets/DurableClientHAQueuedDUnitTest.java