| /** |
| * 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.mapred; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.util.Collection; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.FileSystem; |
| import org.apache.hadoop.fs.FileUtil; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.mapred.ClusterStatus.BlackListInfo; |
| import org.apache.hadoop.mapreduce.MRConfig; |
| import org.apache.hadoop.mapreduce.server.jobtracker.JTConfig; |
| import org.junit.After; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| public class TestJobClient { |
| |
| final static String TEST_DIR = new File("target", |
| TestJobClient.class.getSimpleName()).getAbsolutePath(); |
| |
| @After |
| public void tearDown() { |
| FileUtil.fullyDelete(new File(TEST_DIR)); |
| } |
| |
| @Test |
| public void testGetClusterStatusWithLocalJobRunner() throws Exception { |
| Configuration conf = new Configuration(); |
| conf.set(JTConfig.JT_IPC_ADDRESS, MRConfig.LOCAL_FRAMEWORK_NAME); |
| conf.set(MRConfig.FRAMEWORK_NAME, MRConfig.LOCAL_FRAMEWORK_NAME); |
| JobClient client = new JobClient(conf); |
| ClusterStatus clusterStatus = client.getClusterStatus(true); |
| Collection<String> activeTrackerNames = clusterStatus |
| .getActiveTrackerNames(); |
| Assert.assertEquals(0, activeTrackerNames.size()); |
| int blacklistedTrackers = clusterStatus.getBlacklistedTrackers(); |
| Assert.assertEquals(0, blacklistedTrackers); |
| Collection<BlackListInfo> blackListedTrackersInfo = clusterStatus |
| .getBlackListedTrackersInfo(); |
| Assert.assertEquals(0, blackListedTrackersInfo.size()); |
| } |
| |
| @Test(timeout = 10000) |
| public void testIsJobDirValid() throws IOException { |
| Configuration conf = new Configuration(); |
| FileSystem fs = FileSystem.getLocal(conf); |
| Path testDir = new Path(TEST_DIR); |
| fs.mkdirs(testDir); |
| Assert.assertFalse(JobClient.isJobDirValid(testDir, fs)); |
| |
| Path jobconf = new Path(testDir, "job.xml"); |
| Path jobsplit = new Path(testDir, "job.split"); |
| fs.create(jobconf); |
| fs.create(jobsplit); |
| Assert.assertTrue(JobClient.isJobDirValid(testDir, fs)); |
| |
| fs.delete(jobconf, true); |
| fs.delete(jobsplit, true); |
| } |
| |
| @Test(timeout = 10000) |
| public void testGetStagingAreaDir() throws IOException, InterruptedException { |
| Configuration conf = new Configuration(); |
| JobClient client = new JobClient(conf); |
| |
| Assert.assertTrue( |
| "Mismatch in paths", |
| client.getClusterHandle().getStagingAreaDir().toString() |
| .equals(client.getStagingAreaDir().toString())); |
| } |
| |
| /** |
| * Asks the compiler to check if JobClient is AutoClosable. |
| */ |
| @Test(timeout = 10000) |
| public void testAutoClosable() throws IOException { |
| Configuration conf = new Configuration(); |
| try (JobClient jobClient = new JobClient(conf)) { |
| } |
| } |
| } |