[GISSIP-7] add log4j.properties and main/resources; rename test package to org.apache.gossip

src/test/java/org/apache/gossip/TenNodeThreeSeedTest.java

@@ -0,0 +1,96 @@
+/*
+ * 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 org.apache.gossip;
+
+import io.teknek.tunit.TUnit;
+
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.net.UnknownHostException;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.UUID;
+import java.util.concurrent.Callable;
+import java.util.concurrent.TimeUnit;
+
+
+import org.apache.log4j.Logger;
+import org.junit.Test;
+
+import org.apache.gossip.GossipMember;
+import org.apache.gossip.GossipService;
+import org.apache.gossip.GossipSettings;
+import org.apache.gossip.RemoteGossipMember;
+import org.apache.gossip.event.GossipListener;
+import org.apache.gossip.event.GossipState;
+
+public class TenNodeThreeSeedTest {
+  private static final Logger log = Logger.getLogger( TenNodeThreeSeedTest.class );
+
+  @Test
+  public void test() throws UnknownHostException, InterruptedException, URISyntaxException{
+    abc();
+  }
+
+  @Test
+  public void testAgain() throws UnknownHostException, InterruptedException, URISyntaxException{
+    abc();
+  }
+
+  public void abc() throws InterruptedException, UnknownHostException, URISyntaxException{
+    GossipSettings settings = new GossipSettings();
+    String cluster = UUID.randomUUID().toString();
+
+    log.info( "Adding seed nodes" );
+    int seedNodes = 3;
+    List<GossipMember> startupMembers = new ArrayList<>();
+    for (int i = 1; i < seedNodes+1; ++i) {
+      URI uri = new URI("udp://" + "127.0.0.1" + ":" + (50000 + i));
+      startupMembers.add(new RemoteGossipMember(cluster, uri, i + ""));
+    }
+
+    log.info( "Adding clients" );
+    final List<GossipService> clients = new ArrayList<>();
+    final int clusterMembers = 5;
+    for (int i = 1; i < clusterMembers+1; ++i) {
+      URI uri = new URI("udp://" + "127.0.0.1" + ":" + (50000 + i));
+      GossipService gossipService = new GossipService(cluster, uri, i + "",
+              startupMembers, settings,
+              new GossipListener(){
+        @Override
+        public void gossipEvent(GossipMember member, GossipState state) {
+          log.info(member+" "+ state);
+        }
+      });
+      clients.add(gossipService);
+      gossipService.start();
+    }
+    TUnit.assertThat(new Callable<Integer> (){
+      public Integer call() throws Exception {
+        int total = 0;
+        for (int i = 0; i < clusterMembers; ++i) {
+          total += clients.get(i).get_gossipManager().getMemberList().size();
+        }
+        return total;
+      }}).afterWaitingAtMost(20, TimeUnit.SECONDS).isEqualTo(20);
+    
+    for (int i = 0; i < clusterMembers; ++i) {
+      clients.get(i).shutdown();
+    }
+  }
+}