// @Test
public void testDisconnectFlappingWindowController() throws Exception {
String className = TestHelper.getTestClassName();
String methodName = TestHelper.getTestMethodName();
final String clusterName = className + "_" + methodName;
TestHelper.setupCluster(
clusterName,
_zkaddr,
12918, // participant port
"localhost", // participant name prefix
"TestDB", // resource name prefix
1, // resources
10, // partitions per resource
5, // number of nodes
3, // replicas
"MasterSlave",
true); // do rebalance
// flapping time window to 5 sec
System.setProperty("helixmanager.flappingTimeWindow", "5000");
System.setProperty("helixmanager.maxDisconnectThreshold", "3");
MockController manager2 = new MockController(_zkaddr, clusterName, null);
manager2.connect();
Thread.sleep(100);
ZkClient zkClient = manager2.getZkClient();
for (int i = 0; i < 2; i++) {
ZkTestHelper.expireSession(zkClient);
Thread.sleep(500);
Assert.assertTrue(manager2.isConnected());
}
Thread.sleep(5000);
// Old entries should be cleaned up
for (int i = 0; i < 3; i++) {
ZkTestHelper.expireSession(zkClient);
Thread.sleep(500);
Assert.assertTrue(manager2.isConnected());
}
ZkTestHelper.disconnectSession(zkClient);
for (int i = 0; i < 20; i++) {
Thread.sleep(500);
if (!manager2.isConnected()) break;
}
Assert.assertFalse(manager2.isConnected());
}
