| package org.superbiz.executor; |
| |
| /** |
| * 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 |
| * <p> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p> |
| * 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. |
| */ |
| |
| import org.jboss.arquillian.container.test.api.Deployment; |
| import org.jboss.arquillian.junit.Arquillian; |
| import org.jboss.shrinkwrap.api.ShrinkWrap; |
| import org.jboss.shrinkwrap.api.asset.EmptyAsset; |
| import org.jboss.shrinkwrap.api.spec.WebArchive; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.superbiz.executor.ThreadFactoryService.LongTask; |
| |
| import javax.inject.Inject; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| import java.util.logging.Logger; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| /* |
| * This demonstrates used managed threads inside a container. |
| * <br> |
| * We use CountDownLatch to demonstrate the thread management because it's faster and |
| * safer that simply using a sleep and hope the other thread has completed. |
| */ |
| @RunWith(Arquillian.class) |
| public class ThreadFactoryServiceTest { |
| |
| private static final Logger LOGGER = Logger.getLogger(ThreadFactoryServiceTest.class.getSimpleName()); |
| |
| @Inject |
| private ThreadFactoryService factoryService; |
| |
| @Deployment() |
| public static final WebArchive app() { |
| return ShrinkWrap.create(WebArchive.class, "example.war") |
| .addClasses(ThreadFactoryService.class) |
| .addAsWebInfResource(EmptyAsset.INSTANCE, "beans.xml"); |
| } |
| |
| @Test |
| public void asyncTask() throws InterruptedException { |
| final CountDownLatch countDownLatch = new CountDownLatch(1); |
| final LongTask longTask = new LongTask(1, 50, countDownLatch); |
| factoryService.asyncTask(longTask); |
| |
| countDownLatch.await(200, TimeUnit.MILLISECONDS); // With the countdown latch we don't block unnecessarily. |
| LOGGER.info("task was completed"); |
| |
| assertEquals(2, longTask.getResult()); |
| } |
| |
| @Test |
| public void asyncHangingTask() throws InterruptedException { |
| final CountDownLatch countDownLatch = new CountDownLatch(1); |
| final LongTask longTask = new LongTask(1, 1000000, countDownLatch); |
| |
| factoryService.asyncHangingTask(longTask); |
| |
| countDownLatch.await(200, TimeUnit.MILLISECONDS); |
| LOGGER.info("task should have been interrupted and its operation not completed."); |
| |
| assertTrue(longTask.getIsTerminated()); |
| } |
| } |