@Test
public void testUpdate() throws Exception {
ZooKeeper zk = getClient(0);
ZooKeeper zk2 = getClient(0);
MailboxTracker tracker = new MailboxTracker(zk, handler);
MailboxPublisher publisher = new MailboxPublisher(VoltZK.mailboxes + "/1");
VoltZK.createPersistentZKNodes(zk);
publisher.registerMailbox(MailboxType.ExecutionSite, new MailboxNodeContent(1L, 0));
publisher.publish(zk2);
publisher = new MailboxPublisher(VoltZK.mailboxes + "/2");
publisher.registerMailbox(MailboxType.ExecutionSite, new MailboxNodeContent(2L, 1));
publisher.publish(zk);
tracker.start();
// The ephemaral node just created will disappear and we should get an update
zk2.close();
while (handler.m_handleCount.get() < 2) {
Thread.sleep(1);
}
Map<MailboxType, List<MailboxNodeContent>> value = handler.m_mailboxes;
assertTrue(value.containsKey(MailboxType.ExecutionSite));
List<MailboxNodeContent> list = value.get(MailboxType.ExecutionSite);
assertEquals(1, list.size());
assertEquals(2, list.get(0).HSId.longValue());
assertEquals(1, list.get(0).partitionId.intValue());
tracker.shutdown();
}
@Test
public void testMailboxTracker() throws Exception {
ZooKeeper zk = getClient(0);
MailboxTracker tracker = new MailboxTracker(zk, handler);
MailboxPublisher publisher = new MailboxPublisher(VoltZK.mailboxes + "/1");
VoltZK.createPersistentZKNodes(zk);
publisher.registerMailbox(MailboxType.ExecutionSite, new MailboxNodeContent(1L, 0));
publisher.registerMailbox(MailboxType.ExecutionSite, new MailboxNodeContent(2L, 1));
publisher.publish(zk);
// start the mailbox tracker and watch all the changes
tracker.start();
while (handler.m_handleCount.get() == 0) {
Thread.sleep(1);
}
Map<MailboxType, List<MailboxNodeContent>> value = handler.m_mailboxes;
assertTrue(value.containsKey(MailboxType.ExecutionSite));
List<MailboxNodeContent> list = value.get(MailboxType.ExecutionSite);
assertEquals(2, list.size());
MailboxNodeContent node1 = list.get(0);
assertEquals(1, node1.HSId.longValue());
assertEquals(0, node1.partitionId.intValue());
MailboxNodeContent node2 = list.get(1);
assertEquals(2, node2.HSId.longValue());
assertEquals(1, node2.partitionId.intValue());
tracker.shutdown();
}