/*
* Copyright (c) 2008-2013, Hazelcast, Inc. All Rights Reserved.
*
* 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 com.hazelcast.client.loadBalancer;
import com.hazelcast.client.HazelcastClient;
import com.hazelcast.client.config.ClientConfig;
import com.hazelcast.client.util.RoundRobinLB;
import com.hazelcast.core.Cluster;
import com.hazelcast.core.Hazelcast;
import com.hazelcast.core.HazelcastInstance;
import com.hazelcast.core.Member;
import com.hazelcast.test.HazelcastParallelClassRunner;
import com.hazelcast.test.TestHazelcastInstanceFactory;
import com.hazelcast.test.annotation.QuickTest;
import org.junit.AfterClass;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import org.junit.runner.RunWith;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
@RunWith(HazelcastParallelClassRunner.class)
@Category(QuickTest.class)
public class ClientRoundRobinLBTest {
@AfterClass
public static void destroy() {
HazelcastClient.shutdownAll();
Hazelcast.shutdownAll();
}
@Test
public void testRoundRobinLB_withoutMembers() {
RoundRobinLB lb = new RoundRobinLB();
Member m = lb.next();
assertNull(m);
}
@Test
public void testRoundRobinLB_withMembers() {
RoundRobinLB roundRobinLB = new RoundRobinLB();
TestHazelcastInstanceFactory factory = new TestHazelcastInstanceFactory(1);
final HazelcastInstance server = factory.newHazelcastInstance();
Cluster cluster = server.getCluster();
ClientConfig clientConfig = new ClientConfig();
clientConfig.setLoadBalancer(roundRobinLB);
roundRobinLB.init(cluster, clientConfig);
Member member = cluster.getLocalMember();
Member nextMember = roundRobinLB.next();
assertEquals(member, nextMember);
}
}