* and if topic has any issue after a shutdown.
*/
@Test
public void testTopicCluster() throws InterruptedException {
final Config cfg = new Config();
TestHazelcastInstanceFactory factory = createHazelcastInstanceFactory(2);
HazelcastInstance[] instances = factory.newInstances(cfg);
HazelcastInstance h1 = instances[0];
HazelcastInstance h2 = instances[1];
String topicName = "TestMessages";
ITopic<String> topic1 = h1.getTopic(topicName);
final CountDownLatch latch1 = new CountDownLatch(1);