cammckenzie commented on a change in pull request #334: [CURATOR-549] Support
ZooKeeper 3.6.0 Persistent Recursive Watchers
URL: https://github.com/apache/curator/pull/334#discussion_r395346470
##########
File path:
curator-framework/src/test/java/org/apache/curator/framework/imps/TestWatchesBuilder.java
##########
@@ -610,6 +613,122 @@ public void pathAddedForGuaranteedOperation(
}
}
+ @Test(groups = CuratorTestBase.zk36Group)
+ public void testPersistentWatch() throws Exception
+ {
+ try ( CuratorFramework client =
CuratorFrameworkFactory.newClient(server.getConnectString(), new
RetryOneTime(1)) )
+ {
+ client.start();
+ client.blockUntilConnected();
+
+ CountDownLatch latch = new CountDownLatch(3);
+ Watcher watcher = event -> latch.countDown();
+
client.watchers().add().withMode(AddWatchMode.PERSISTENT).usingWatcher(watcher).forPath("/test/foo");
+
+ client.create().creatingParentsIfNeeded().forPath("/test/foo");
+ client.setData().forPath("/test/foo", "hey".getBytes());
+ client.delete().forPath("/test/foo");
+
+ Assert.assertTrue(timing.awaitLatch(latch));
+ }
+ }
+
+ @Test(groups = CuratorTestBase.zk36Group)
+ public void testPersistentWatchInBackground() throws Exception
+ {
+ try ( CuratorFramework client =
CuratorFrameworkFactory.newClient(server.getConnectString(), new
RetryOneTime(1)) )
+ {
+ client.start();
+ client.blockUntilConnected();
+
+ CountDownLatch backgroundLatch = new CountDownLatch(1);
+ BackgroundCallback backgroundCallback = (__, ___) ->
backgroundLatch.countDown();
+ CountDownLatch latch = new CountDownLatch(3);
+ Watcher watcher = event -> latch.countDown();
+
client.watchers().add().withMode(AddWatchMode.PERSISTENT).inBackground(backgroundCallback).usingWatcher(watcher).forPath("/test/foo");
+
+ client.create().creatingParentsIfNeeded().forPath("/test/foo");
+ client.setData().forPath("/test/foo", "hey".getBytes());
+ client.delete().forPath("/test/foo");
+
+ Assert.assertTrue(timing.awaitLatch(latch));
+ }
+ }
+
+ @Test(groups = CuratorTestBase.zk36Group)
+ public void testPersistentRecursiveWatch() throws Exception
+ {
+ try ( CuratorFramework client =
CuratorFrameworkFactory.newClient(server.getConnectString(), new
RetryOneTime(1)) )
+ {
+ client.start();
+ client.blockUntilConnected();
+
+ CountDownLatch latch = new CountDownLatch(5);
+ Watcher watcher = event -> latch.countDown();
+
client.watchers().add().withMode(AddWatchMode.PERSISTENT_RECURSIVE).usingWatcher(watcher).forPath("/test");
+
+ client.create().forPath("/test");
+ client.create().forPath("/test/a");
+ client.create().forPath("/test/a/b");
+ client.create().forPath("/test/a/b/c");
+ client.create().forPath("/test/a/b/c/d");
+
+ Assert.assertTrue(timing.awaitLatch(latch));
+ }
+ }
+
+ @Test(groups = CuratorTestBase.zk36Group)
+ public void testPersistentRecursiveWatchInBackground() throws Exception
+ {
+ try ( CuratorFramework client =
CuratorFrameworkFactory.newClient(server.getConnectString(), new
RetryOneTime(1)) )
+ {
+ client.start();
+ client.blockUntilConnected();
+
+ CountDownLatch backgroundLatch = new CountDownLatch(1);
Review comment:
As for previous backgroundLatch comment
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