kezhuw commented on code in PR #1820:
URL: https://github.com/apache/zookeeper/pull/1820#discussion_r909147525
##########
zookeeper-server/src/test/java/org/apache/zookeeper/test/PersistentRecursiveWatcherTest.java:
##########
@@ -114,6 +114,23 @@ public void testRemoval()
}
}
+ @Test
+ public void testNoChildEvents() throws Exception {
+ try (ZooKeeper zk = createClient()) {
+ zk.create("/a", new byte[0], ZooDefs.Ids.OPEN_ACL_UNSAFE,
CreateMode.PERSISTENT);
+
+ zk.addWatch("/", persistentWatcher, PERSISTENT_RECURSIVE);
+
+ zk.getChildren("/a", true);
+
+ zk.create("/a/b", new byte[0], ZooDefs.Ids.OPEN_ACL_UNSAFE,
CreateMode.PERSISTENT);
+ zk.create("/a/b/c", new byte[0], ZooDefs.Ids.OPEN_ACL_UNSAFE,
CreateMode.PERSISTENT);
+
+ assertEvent(events, Watcher.Event.EventType.NodeCreated, "/a/b");
+ assertEvent(events, Watcher.Event.EventType.NodeCreated, "/a/b/c");
Review Comment:
Add `assertTrue(events.isEmpty())` to assert that no more events in queue.
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