@Test
  public void testC2CDeltaPropagationWithCQWithoutRI() throws Exception {
    initialise(false/* clone */, new String[] {CQs[1]}, true/* CQ */, false/* RI */,
        true/* enable delta */);

    client.invoke(ClientToServerDeltaDUnitTest.class, "createKeys",
        new Object[] {new String[] {KEY1}});
    client.invoke(ClientToServerDeltaDUnitTest.class, "putDeltaForCQ", new Object[] {KEY1,
        1, new Integer[] {1}, new Boolean[] {false, true, false, false}});

    client.invoke(ClientToServerDeltaDUnitTest::putLastKeyWithDelta);

    client2.invoke(ClientToServerDeltaDUnitTest::waitForLastKey);
    server2.invoke(() -> ClientToServerDeltaDUnitTest.verifyDeltaSent(1));
  }
This test ensures that a server sends delta bytes to a client even if that client is not
interested in that event but is getting the event only because the event satisfies a CQ which
the client has registered with the server.
geode-cq/src/distributedTest/java/org/apache/geode/internal/cache/tier/sockets/ClientToServerDeltaDUnitTest.java