/*
* The Alluxio Open Foundation licenses this work under the Apache License, version 2.0
* (the "License"). You may not use this work except in compliance with the License, which is
* available at www.apache.org/licenses/LICENSE-2.0
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
* either express or implied, as more fully set forth in the License.
*
* See the NOTICE file distributed with this work for information regarding copyright ownership.
*/
package alluxio.client.file.policy;
import alluxio.CommonTestUtils;
import alluxio.Constants;
import alluxio.client.block.BlockWorkerInfo;
import alluxio.wire.WorkerNetAddress;
import org.junit.Assert;
import org.junit.Test;
import java.util.ArrayList;
import java.util.List;
/**
* Tests {@link MostAvailableFirstPolicy}.
*/
public final class MostAvailableFirstPolicyTest {
private static final int PORT = 1;
/**
* Tests that the worker with the most available space is chosen.
*/
@Test
public void getMostAvailableWorker() {
List<BlockWorkerInfo> workerInfoList = new ArrayList<>();
workerInfoList.add(new BlockWorkerInfo(new WorkerNetAddress().setHost("worker1")
.setRpcPort(PORT).setDataPort(PORT).setWebPort(PORT), Constants.GB, 0));
workerInfoList.add(new BlockWorkerInfo(new WorkerNetAddress().setHost("worker2")
.setRpcPort(PORT).setDataPort(PORT).setWebPort(PORT), 2 * (long) Constants.GB, 0));
workerInfoList.add(new BlockWorkerInfo(new WorkerNetAddress().setHost("worker3")
.setRpcPort(PORT).setDataPort(PORT).setWebPort(PORT), 3 * (long) Constants.GB, 0));
MostAvailableFirstPolicy policy = new MostAvailableFirstPolicy();
Assert.assertEquals("worker3",
policy.getWorkerForNextBlock(workerInfoList, Constants.MB).getHost());
}
@Test
public void equalsTest() throws Exception {
CommonTestUtils.testEquals(MostAvailableFirstPolicy.class);
}
}