/**
* Copyright The Apache Software Foundation
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with this
* work for additional information regarding copyright ownership. The ASF
* licenses this file to you 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 com.alibaba.wasp.master;
import com.alibaba.wasp.ServerName;
import org.junit.Test;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
public class TestDeadServer {
@Test
public void testIsDead() {
DeadServer ds = new DeadServer();
final ServerName hostname123 = new ServerName("127.0.0.1", 123, 3L);
ds.add(hostname123);
assertTrue(ds.areDeadServersInProgress());
ds.finish(hostname123);
assertFalse(ds.areDeadServersInProgress());
final ServerName hostname1234 = new ServerName("127.0.0.2", 1234, 4L);
ds.add(hostname1234);
assertTrue(ds.areDeadServersInProgress());
ds.finish(hostname1234);
assertFalse(ds.areDeadServersInProgress());
final ServerName hostname12345 = new ServerName("127.0.0.2", 12345, 4L);
ds.add(hostname12345);
assertTrue(ds.areDeadServersInProgress());
ds.finish(hostname12345);
assertFalse(ds.areDeadServersInProgress());
// Already dead = 127.0.0.1,9090,112321
// Coming back alive = 127.0.0.1,9090,223341
final ServerName deadServer = new ServerName("127.0.0.1", 9090, 112321L);
assertFalse(ds.cleanPreviousInstance(deadServer));
ds.add(deadServer);
assertTrue(ds.isDeadServer(deadServer));
final ServerName deadServerHostComingAlive = new ServerName("127.0.0.1",
9090, 112321L);
assertTrue(ds.cleanPreviousInstance(deadServerHostComingAlive));
assertFalse(ds.isDeadServer(deadServer));
assertFalse(ds.cleanPreviousInstance(deadServerHostComingAlive));
}
}