| /** |
| * 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.hadoop.yarn.sls.scheduler; |
| |
| import org.junit.After; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| |
| public class TestTaskRunner { |
| private TaskRunner runner; |
| |
| @Before |
| public void setUp() { |
| runner = new TaskRunner(); |
| runner.setQueueSize(5); |
| } |
| |
| @After |
| public void cleanUp() throws InterruptedException { |
| runner.stop(); |
| } |
| |
| public static class SingleTask extends TaskRunner.Task { |
| public static CountDownLatch latch = new CountDownLatch(1); |
| public static boolean first; |
| |
| public SingleTask(long startTime) { |
| super.init(startTime); |
| } |
| |
| @Override |
| public void firstStep() { |
| if (first) { |
| Assert.fail(); |
| } |
| first = true; |
| latch.countDown(); |
| } |
| |
| @Override |
| public void middleStep() { |
| Assert.fail(); |
| } |
| |
| @Override |
| public void lastStep() { |
| Assert.fail(); |
| } |
| } |
| |
| @Test |
| public void testSingleTask() throws Exception { |
| runner.start(); |
| runner.schedule(new SingleTask(0)); |
| SingleTask.latch.await(5000, TimeUnit.MILLISECONDS); |
| Assert.assertTrue(SingleTask.first); |
| } |
| |
| public static class DualTask extends TaskRunner.Task { |
| public static CountDownLatch latch = new CountDownLatch(1); |
| public static boolean first; |
| public static boolean last; |
| |
| public DualTask(long startTime, long endTime, long interval) { |
| super.init(startTime, endTime, interval); |
| } |
| |
| @Override |
| public void firstStep() { |
| if (first) { |
| Assert.fail(); |
| } |
| first = true; |
| } |
| |
| @Override |
| public void middleStep() { |
| Assert.fail(); |
| } |
| |
| @Override |
| public void lastStep() { |
| if (last) { |
| Assert.fail(); |
| } |
| last = true; |
| latch.countDown(); |
| } |
| } |
| |
| @Test |
| public void testDualTask() throws Exception { |
| runner.start(); |
| runner.schedule(new DualTask(0, 10, 10)); |
| DualTask.latch.await(5000, TimeUnit.MILLISECONDS); |
| Assert.assertTrue(DualTask.first); |
| Assert.assertTrue(DualTask.last); |
| } |
| |
| public static class TriTask extends TaskRunner.Task { |
| public static CountDownLatch latch = new CountDownLatch(1); |
| public static boolean first; |
| public static boolean middle; |
| public static boolean last; |
| |
| public TriTask(long startTime, long endTime, long interval) { |
| super.init(startTime, endTime, interval); |
| } |
| |
| @Override |
| public void firstStep() { |
| if (first) { |
| Assert.fail(); |
| } |
| first = true; |
| } |
| |
| @Override |
| public void middleStep() { |
| if (middle) { |
| Assert.fail(); |
| } |
| middle = true; |
| } |
| |
| @Override |
| public void lastStep() { |
| if (last) { |
| Assert.fail(); |
| } |
| last = true; |
| latch.countDown(); |
| } |
| } |
| |
| @Test |
| public void testTriTask() throws Exception { |
| runner.start(); |
| runner.schedule(new TriTask(0, 10, 5)); |
| TriTask.latch.await(5000, TimeUnit.MILLISECONDS); |
| Assert.assertTrue(TriTask.first); |
| Assert.assertTrue(TriTask.middle); |
| Assert.assertTrue(TriTask.last); |
| } |
| |
| public static class MultiTask extends TaskRunner.Task { |
| public static CountDownLatch latch = new CountDownLatch(1); |
| public static boolean first; |
| public static int middle; |
| public static boolean last; |
| |
| public MultiTask(long startTime, long endTime, long interval) { |
| super.init(startTime, endTime, interval); |
| } |
| |
| @Override |
| public void firstStep() { |
| if (first) { |
| Assert.fail(); |
| } |
| first = true; |
| } |
| |
| @Override |
| public void middleStep() { |
| middle++; |
| } |
| |
| @Override |
| public void lastStep() { |
| if (last) { |
| Assert.fail(); |
| } |
| last = true; |
| latch.countDown(); |
| } |
| } |
| |
| @Test |
| public void testMultiTask() throws Exception { |
| runner.start(); |
| runner.schedule(new MultiTask(0, 20, 5)); |
| MultiTask.latch.await(5000, TimeUnit.MILLISECONDS); |
| Assert.assertTrue(MultiTask.first); |
| Assert.assertEquals((20 - 0) / 5 - 2 + 1, MultiTask.middle); |
| Assert.assertTrue(MultiTask.last); |
| } |
| |
| |
| public static class PreStartTask extends TaskRunner.Task { |
| public static CountDownLatch latch = new CountDownLatch(1); |
| public static boolean first; |
| |
| public PreStartTask(long startTime) { |
| super.init(startTime); |
| } |
| |
| @Override |
| public void firstStep() { |
| if (first) { |
| Assert.fail(); |
| } |
| first = true; |
| latch.countDown(); |
| } |
| |
| @Override |
| public void middleStep() { |
| } |
| |
| @Override |
| public void lastStep() { |
| } |
| } |
| |
| @Test |
| public void testPreStartQueueing() throws Exception { |
| runner.schedule(new PreStartTask(210)); |
| Thread.sleep(210); |
| runner.start(); |
| long startedAt = System.currentTimeMillis(); |
| PreStartTask.latch.await(5000, TimeUnit.MILLISECONDS); |
| long runAt = System.currentTimeMillis(); |
| Assert.assertTrue(PreStartTask.first); |
| Assert.assertTrue(runAt - startedAt >= 200); |
| } |
| |
| } |