| /** |
| * 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.crunch; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.io.IOException; |
| |
| import org.apache.crunch.impl.mr.MRPipeline; |
| import org.apache.crunch.io.To; |
| import org.apache.crunch.test.TemporaryPath; |
| import org.apache.crunch.test.TemporaryPaths; |
| import org.junit.Rule; |
| import org.junit.Test; |
| |
| /** |
| * |
| */ |
| public class CancelJobsIT { |
| |
| @Rule |
| public TemporaryPath tmpDir = TemporaryPaths.create(); |
| |
| @Test |
| public void testRun() throws Exception { |
| PipelineExecution pe = run(); |
| pe.waitUntilDone(); |
| PipelineResult pr = pe.getResult(); |
| assertEquals(PipelineExecution.Status.SUCCEEDED, pe.getStatus()); |
| assertEquals(2, pr.getStageResults().size()); |
| } |
| |
| @Test |
| public void testGet() throws Exception { |
| PipelineExecution pe = run(); |
| PipelineResult pr = pe.get(); |
| assertEquals(PipelineExecution.Status.SUCCEEDED, pe.getStatus()); |
| assertEquals(2, pr.getStageResults().size()); |
| } |
| |
| @Test |
| public void testKill() throws Exception { |
| PipelineExecution pe = run(); |
| pe.kill(); |
| pe.waitUntilDone(); |
| assertEquals(PipelineExecution.Status.KILLED, pe.getStatus()); |
| } |
| |
| @Test |
| public void testKillGet() throws Exception { |
| PipelineExecution pe = run(); |
| pe.kill(); |
| PipelineResult res = pe.get(); |
| assertFalse(res.succeeded()); |
| assertEquals(PipelineExecution.Status.KILLED, pe.getStatus()); |
| } |
| |
| @Test |
| public void testCancelNoInterrupt() throws Exception { |
| PipelineExecution pe = run(); |
| pe.cancel(false); |
| pe.waitUntilDone(); |
| assertEquals(PipelineExecution.Status.SUCCEEDED, pe.getStatus()); |
| } |
| |
| @Test |
| public void testCancelMayInterrupt() throws Exception { |
| PipelineExecution pe = run(); |
| pe.cancel(true); |
| pe.waitUntilDone(); |
| assertEquals(PipelineExecution.Status.KILLED, pe.getStatus()); |
| } |
| |
| @Test |
| public void testKillMultipleTimes() throws Exception { |
| PipelineExecution pe = run(); |
| for (int i = 0; i < 10; i++) { |
| pe.kill(); |
| } |
| pe.waitUntilDone(); |
| assertEquals(PipelineExecution.Status.KILLED, pe.getStatus()); |
| } |
| |
| @Test |
| public void testKillAfterDone() throws Exception { |
| PipelineExecution pe = run(); |
| pe.waitUntilDone(); |
| assertEquals(PipelineExecution.Status.SUCCEEDED, pe.getStatus()); |
| pe.kill(); // expect no-op |
| assertEquals(PipelineExecution.Status.SUCCEEDED, pe.getStatus()); |
| } |
| |
| public PipelineExecution run() throws IOException { |
| String shakes = tmpDir.copyResourceFileName("shakes.txt"); |
| String out = tmpDir.getFileName("cancel"); |
| Pipeline p = new MRPipeline(CancelJobsIT.class, tmpDir.getDefaultConfiguration()); |
| PCollection<String> words = p.readTextFile(shakes); |
| p.write(words.count().top(20), To.textFile(out)); |
| return p.runAsync(); // need to hack to slow down job start up if this test becomes flaky. |
| } |
| } |