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/*
* Copyright 2014 Open Networking Laboratory
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onosproject.store.cluster.messaging.impl;
import org.junit.After;
import org.junit.Before;
import org.junit.Ignore;
import org.junit.Test;
import org.onosproject.cluster.DefaultControllerNode;
import org.onosproject.cluster.NodeId;
import org.onosproject.store.cluster.impl.ClusterNodesDelegate;
import org.onlab.packet.IpAddress;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
/**
* Tests of the cluster communication manager.
*/
public class ClusterCommunicationManagerTest {
private static final NodeId N1 = new NodeId("n1");
private static final NodeId N2 = new NodeId("n2");
private static final int P1 = 9881;
private static final int P2 = 9882;
private static final IpAddress IP = IpAddress.valueOf("127.0.0.1");
private ClusterCommunicationManager ccm1;
private ClusterCommunicationManager ccm2;
private TestDelegate cnd1 = new TestDelegate();
private TestDelegate cnd2 = new TestDelegate();
private DefaultControllerNode node1 = new DefaultControllerNode(N1, IP, P1);
private DefaultControllerNode node2 = new DefaultControllerNode(N2, IP, P2);
@Before
public void setUp() throws Exception {
NettyMessagingManager messagingService = new NettyMessagingManager();
messagingService.activate();
ccm1 = new ClusterCommunicationManager();
ccm1.activate();
ccm2 = new ClusterCommunicationManager();
ccm2.activate();
// ccm1.initialize(node1, cnd1);
// ccm2.initialize(node2, cnd2);
}
@After
public void tearDown() {
ccm1.deactivate();
ccm2.deactivate();
}
@Ignore("FIXME: failing randomly?")
@Test
public void connect() throws Exception {
cnd1.latch = new CountDownLatch(1);
cnd2.latch = new CountDownLatch(1);
// ccm1.addNode(node2);
validateDelegateEvent(cnd1, Op.DETECTED, node2.id());
validateDelegateEvent(cnd2, Op.DETECTED, node1.id());
}
@Test
@Ignore
public void disconnect() throws Exception {
cnd1.latch = new CountDownLatch(1);
cnd2.latch = new CountDownLatch(1);
// ccm1.addNode(node2);
validateDelegateEvent(cnd1, Op.DETECTED, node2.id());
validateDelegateEvent(cnd2, Op.DETECTED, node1.id());
cnd1.latch = new CountDownLatch(1);
cnd2.latch = new CountDownLatch(1);
ccm1.deactivate();
//
// validateDelegateEvent(cnd2, Op.VANISHED, node1.id());
}
private void validateDelegateEvent(TestDelegate delegate, Op op, NodeId nodeId)
throws InterruptedException {
assertTrue("did not connect in time", delegate.latch.await(2500, TimeUnit.MILLISECONDS));
assertEquals("incorrect event", op, delegate.op);
assertEquals("incorrect event node", nodeId, delegate.nodeId);
}
enum Op { DETECTED, VANISHED, REMOVED }
private class TestDelegate implements ClusterNodesDelegate {
Op op;
CountDownLatch latch;
NodeId nodeId;
@Override
public DefaultControllerNode nodeDetected(NodeId nodeId, IpAddress ip, int tcpPort) {
latch(nodeId, Op.DETECTED);
return new DefaultControllerNode(nodeId, ip, tcpPort);
}
@Override
public void nodeVanished(NodeId nodeId) {
latch(nodeId, Op.VANISHED);
}
@Override
public void nodeRemoved(NodeId nodeId) {
latch(nodeId, Op.REMOVED);
}
private void latch(NodeId nodeId, Op op) {
this.op = op;
this.nodeId = nodeId;
latch.countDown();
}
}
}
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