kaisun2000 commented on a change in pull request #1035:
URL: https://github.com/apache/helix/pull/1035#discussion_r435125680
##########
File path:
helix-core/src/test/java/org/apache/helix/integration/TestZkCallbackHandlerLeak.java
##########
@@ -317,6 +324,150 @@ public boolean verify() throws Exception {
System.out.println("END " + clusterName + " at " + new
Date(System.currentTimeMillis()));
}
+ @Test
+ public void testDanglingCallbackHanlderFix() throws Exception {
+ String className = TestHelper.getTestClassName();
+ String methodName = TestHelper.getTestMethodName();
+ String clusterName = className + "_" + methodName;
+ final int n = 3;
+ final String zkAddr = ZK_ADDR;
+ System.out.println("START " + clusterName + " at " + new
Date(System.currentTimeMillis()));
+
+ TestHelper.setupCluster(clusterName, zkAddr, 12918, "localhost", "TestDB",
1, // resource
+ 32, // partitions
+ n, // nodes
+ 2, // replicas
+ "MasterSlave", true);
+
+ final ClusterControllerManager controller =
+ new ClusterControllerManager(zkAddr, clusterName, "controller_0");
+ controller.syncStart();
+
+ MockParticipantManager[] participants = new MockParticipantManager[n];
+ for (int i = 0; i < n; i++) {
+ String instanceName = "localhost_" + (12918 + i);
+ participants[i] = new MockParticipantManager(zkAddr, clusterName,
instanceName);
+ participants[i].syncStart();
+ }
+
+ Boolean result =
+ ClusterStateVerifier
+ .verifyByZkCallback(new
ClusterStateVerifier.BestPossAndExtViewZkVerifier(zkAddr,
+ clusterName));
+ Assert.assertTrue(result);
+
+ //HelixManager rpManager = HelixManagerFactory
+ // .getZKHelixManager(clusterName, "", InstanceType.SPECTATOR, ZK_ADDR);
+ //rpManager.connect();
+ ClusterSpectatorManager rpManager = new ClusterSpectatorManager(ZK_ADDR,
clusterName, "router");
+ rpManager.syncStart();
+ RoutingTableProvider rp = new RoutingTableProvider(rpManager,
PropertyType.CURRENTSTATES);
+
+ Thread.sleep(5000);
Review comment:
@jiajunwang, basically I think this is a special case for watcher. If
you don't think so, please give a proposal.
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