o = mbs.invoke(clientEndpointName, "getUnAcknowledgedMessageIdentifiers",
new Object[]{sseqId}, new String[]{"java.lang.String"});
assertTrue("No unacknowledged message", o instanceof Long[] && 0 == ((Long[])o).length);
greeter.greetMeOneWay("two"); // getting lost
greeter.greetMeOneWay("three"); // sent
o = mbs.invoke(clientEndpointName, "getQueuedMessageTotalCount", null, null);
assertTrue("One queued message", o instanceof Integer && 1 == ((Integer)o).intValue());