| /* |
| * 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.pig.test; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.mapred.jobcontrol.Job; |
| import org.apache.hadoop.mapred.jobcontrol.JobControl; |
| import org.apache.pig.backend.hadoop.datastorage.ConfigurationUtil; |
| import org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler; |
| import org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.plans.MROperPlan; |
| import org.apache.pig.backend.hadoop.executionengine.physicalLayer.plans.PhysicalPlan; |
| import org.apache.pig.impl.PigContext; |
| import org.apache.pig.impl.util.ConfigurationValidator; |
| import org.apache.pig.tools.pigstats.PigStats.JobGraph; |
| import org.apache.pig.tools.pigstats.mapreduce.MRJobStats; |
| import org.junit.Assume; |
| import org.junit.BeforeClass; |
| |
| public class TestGroupConstParallelMR extends TestGroupConstParallel { |
| |
| @BeforeClass |
| public static void oneTimeSetup() throws Exception{ |
| String execType = System.getProperty("test.exec.type"); |
| Assume.assumeTrue("This test suite should only run in mr mode", execType.equalsIgnoreCase("mr")); |
| TestGroupConstParallel.oneTimeSetup(); |
| } |
| |
| @Override |
| public void checkGroupAllWithParallelGraphResult(JobGraph jGraph) { |
| assertEquals(1, jGraph.size()); |
| // find added map-only concatenate job |
| MRJobStats js = (MRJobStats)jGraph.getSources().get(0); |
| assertEquals(1, js.getNumberMaps()); |
| assertEquals(1, js.getNumberReduces()); |
| } |
| |
| @Override |
| public void checkGroupConstWithParallelResult(PhysicalPlan pp, PigContext pc) throws Exception { |
| MROperPlan mrPlan = Util.buildMRPlan(pp, pc); |
| |
| ConfigurationValidator.validatePigProperties(pc.getProperties()); |
| Configuration conf = ConfigurationUtil.toConfiguration(pc.getProperties()); |
| JobControlCompiler jcc = new JobControlCompiler(pc, conf); |
| |
| JobControl jobControl = jcc.compile(mrPlan, "Test"); |
| Job job = jobControl.getWaitingJobs().get(0); |
| int parallel = job.getJobConf().getNumReduceTasks(); |
| |
| assertEquals("parallism", 1, parallel); |
| } |
| |
| @Override |
| public void checkGroupNonConstWithParallelResult(PhysicalPlan pp, PigContext pc) throws Exception { |
| MROperPlan mrPlan = Util.buildMRPlan(pp, pc); |
| |
| ConfigurationValidator.validatePigProperties(pc.getProperties()); |
| Configuration conf = ConfigurationUtil.toConfiguration(pc.getProperties()); |
| JobControlCompiler jcc = new JobControlCompiler(pc, conf); |
| |
| JobControl jobControl = jcc.compile(mrPlan, "Test"); |
| Job job = jobControl.getWaitingJobs().get(0); |
| int parallel = job.getJobConf().getNumReduceTasks(); |
| |
| assertEquals("parallism", 100, parallel); |
| } |
| } |