117 lines
4.0 KiB
Java
117 lines
4.0 KiB
Java
/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.gossip;
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import com.codahale.metrics.MetricRegistry;
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import java.net.URI;
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import java.net.URISyntaxException;
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import java.net.UnknownHostException;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.UUID;
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import java.util.concurrent.Callable;
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import java.util.concurrent.TimeUnit;
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import org.apache.gossip.model.GossipDataMessage;
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import org.apache.gossip.model.SharedGossipDataMessage;
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import org.junit.Test;
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import io.teknek.tunit.TUnit;
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public class DataTest {
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@Test
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public void dataTest() throws InterruptedException, UnknownHostException, URISyntaxException{
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GossipSettings settings = new GossipSettings();
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settings.setPersistRingState(false);
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settings.setPersistDataState(false);
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String cluster = UUID.randomUUID().toString();
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int seedNodes = 1;
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List<GossipMember> startupMembers = new ArrayList<>();
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for (int i = 1; i < seedNodes+1; ++i) {
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URI uri = new URI("udp://" + "127.0.0.1" + ":" + (50000 + i));
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startupMembers.add(new RemoteGossipMember(cluster, uri, i + ""));
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}
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final List<GossipService> clients = new ArrayList<>();
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final int clusterMembers = 2;
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for (int i = 1; i < clusterMembers+1; ++i) {
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URI uri = new URI("udp://" + "127.0.0.1" + ":" + (50000 + i));
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GossipService gossipService = new GossipService(cluster, uri, i + "",
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new HashMap<String,String>(), startupMembers, settings,
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(a,b) -> {}, new MetricRegistry());
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clients.add(gossipService);
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gossipService.start();
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}
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TUnit.assertThat(new Callable<Integer> (){
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public Integer call() throws Exception {
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int total = 0;
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for (int i = 0; i < clusterMembers; ++i) {
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total += clients.get(i).getGossipManager().getLiveMembers().size();
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}
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return total;
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}}).afterWaitingAtMost(20, TimeUnit.SECONDS).isEqualTo(2);
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clients.get(0).gossipPerNodeData(msg());
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clients.get(0).gossipSharedData(sharedMsg());
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TUnit.assertThat(new Callable<Object>() {
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public Object call() throws Exception {
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GossipDataMessage x = clients.get(1).findPerNodeData(1 + "", "a");
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if (x == null)
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return "";
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else
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return x.getPayload();
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}
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}).afterWaitingAtMost(20, TimeUnit.SECONDS).isEqualTo("b");
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TUnit.assertThat(new Callable<Object>() {
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public Object call() throws Exception {
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SharedGossipDataMessage x = clients.get(1).findSharedData("a");
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if (x == null)
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return "";
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else
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return x.getPayload();
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}
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}).afterWaitingAtMost(20, TimeUnit.SECONDS).isEqualTo("c");
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for (int i = 0; i < clusterMembers; ++i) {
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clients.get(i).shutdown();
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}
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}
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private GossipDataMessage msg(){
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GossipDataMessage g = new GossipDataMessage();
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g.setExpireAt(Long.MAX_VALUE);
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g.setKey("a");
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g.setPayload("b");
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g.setTimestamp(System.currentTimeMillis());
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return g;
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}
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private SharedGossipDataMessage sharedMsg(){
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SharedGossipDataMessage g = new SharedGossipDataMessage();
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g.setExpireAt(Long.MAX_VALUE);
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g.setKey("a");
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g.setPayload("c");
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g.setTimestamp(System.currentTimeMillis());
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return g;
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}
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}
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