@Test
public void testQueueSplitBrain() throws InterruptedException {
Config config = newConfig();
HazelcastInstance h1 = Hazelcast.newHazelcastInstance(config);
HazelcastInstance h2 = Hazelcast.newHazelcastInstance(config);
HazelcastInstance h3 = Hazelcast.newHazelcastInstance(config);
final String name = generateKeyOwnedBy(h1);
IQueue<Object> queue = h1.getQueue(name);
TestMemberShipListener memberShipListener = new TestMemberShipListener(2);
h3.getCluster().addMembershipListener(memberShipListener);
TestLifeCycleListener lifeCycleListener = new TestLifeCycleListener(1);
h3.getLifecycleService().addLifecycleListener(lifeCycleListener);
for (int i = 0; i < 100; i++) {
queue.add("item" + i);
}
waitAllForSafeState();
closeConnectionBetween(h1, h3);
closeConnectionBetween(h2, h3);
assertOpenEventually(memberShipListener.latch);
assertClusterSizeEventually(2, h1);
assertClusterSizeEventually(2, h2);
assertClusterSizeEventually(1, h3);
for (int i = 100; i < 200; i++) {
queue.add("item" + i);
}
IQueue<Object> queue3 = h3.getQueue(name);
for (int i = 0; i < 50; i++) {
queue3.add("lostQueueItem" + i);
}
assertOpenEventually(lifeCycleListener.latch);
assertClusterSizeEventually(3, h1);
assertClusterSizeEventually(3, h2);
assertClusterSizeEventually(3, h3);
IQueue<Object> testQueue = h1.getQueue(name);
assertFalse(testQueue.contains("lostQueueItem0"));
assertFalse(testQueue.contains("lostQueueItem49"));
assertTrue(testQueue.contains("item0"));
assertTrue(testQueue.contains("item199"));
assertTrue(testQueue.contains("item121"));
assertTrue(testQueue.contains("item45"));
}
@Test
public void testSize() {
final int maxItems = 143;
final IQueue q = client.getQueue(randomString());
for (int i = 0; i < maxItems; i++) {
q.add(i);
}
assertEquals(maxItems, q.size());
}
@Test
public void testRetainEmptyList() throws IOException {
final int maxItems = 131;
final IQueue q = client.getQueue(randomString());
for (int i = 0; i < maxItems; i++) {
q.add(i);
}
List retain = new LinkedList();
assertTrue(q.retainAll(retain));
assertEquals(0, q.size());
}
@Test
public void test() {
List<Object> expectedItems = new LinkedList<Object>();
for (int k = 0; k < 100; k++) {
queue.add(k);
expectedItems.add(k);
}
remote1.shutdown();
remote2.shutdown();
assertEquals(expectedItems.size(), queue.size());
List actualItems = Arrays.asList(queue.toArray());
assertEquals(expectedItems, actualItems);
}
@Test
public void testRemoveList_whereNotFound() throws IOException {
final int maxItems = 131;
final IQueue q = client.getQueue(randomString());
List removeList = new LinkedList();
for (int i = 0; i < maxItems; i++) {
q.add(i);
}
removeList.add(maxItems + 1);
removeList.add(maxItems + 2);
assertFalse(q.removeAll(removeList));
assertEquals(maxItems, q.size());
}
@Test
public void testadd() {
final IQueue q = client.getQueue(randomString());
assertTrue(q.add(1));
assertEquals(1, q.size());
}
