| package org.apache.commons.jcs.utils.discovery; |
| |
| /* |
| * 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. |
| */ |
| |
| import java.util.ArrayList; |
| |
| import junit.framework.TestCase; |
| |
| import org.apache.commons.jcs.utils.timing.SleepUtil; |
| |
| /** |
| * Unit tests for discovery |
| */ |
| public class UDPDiscoveryUnitTest |
| extends TestCase |
| { |
| /** |
| * <p> |
| * @throws Exception |
| */ |
| public void testSimpleUDPDiscovery() |
| throws Exception |
| { |
| UDPDiscoveryAttributes attributes = new UDPDiscoveryAttributes(); |
| attributes.setUdpDiscoveryAddr( "228.5.6.7" ); |
| attributes.setUdpDiscoveryPort( 6789 ); |
| attributes.setServicePort( 1000 ); |
| |
| // create the service |
| UDPDiscoveryService service = new UDPDiscoveryService( attributes ); |
| service.startup(); |
| service.addParticipatingCacheName( "testCache1" ); |
| |
| MockDiscoveryListener discoveryListener = new MockDiscoveryListener(); |
| service.addDiscoveryListener( discoveryListener ); |
| |
| // create a receiver with the service |
| UDPDiscoveryReceiver receiver = new UDPDiscoveryReceiver( service, attributes.getUdpDiscoveryAddr(), attributes |
| .getUdpDiscoveryPort() ); |
| Thread t = new Thread( receiver ); |
| t.start(); |
| |
| // create a sender |
| UDPDiscoverySender sender = new UDPDiscoverySender( attributes.getUdpDiscoveryAddr(), attributes |
| .getUdpDiscoveryPort() ); |
| |
| // create more names than we have no wait facades for |
| // the only one that gets added should be testCache1 |
| ArrayList<String> cacheNames = new ArrayList<>(); |
| int numJunk = 10; |
| for ( int i = 0; i < numJunk; i++ ) |
| { |
| cacheNames.add( "junkCacheName" + i ); |
| } |
| cacheNames.add( "testCache1" ); |
| |
| // send max messages |
| int max = 10; |
| int cnt = 0; |
| for ( ; cnt < max; cnt++ ) |
| { |
| sender.passiveBroadcast( "localhost", 1111, cacheNames, 1 ); |
| SleepUtil.sleepAtLeast( 20 ); |
| } |
| |
| SleepUtil.sleepAtLeast( 200 ); |
| |
| // check to see that we got 10 messages |
| //System.out.println( "Receiver count = " + receiver.getCnt() ); |
| |
| // request braodcasts change things. |
| assertTrue( "Receiver count [" + receiver.getCnt() + "] should be the at least the number sent [" + cnt + "].", |
| cnt <= receiver.getCnt() ); |
| sender.close(); |
| } |
| } |