| /** |
| * 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.nativetask.kvtest; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.io.IOException; |
| import java.util.List; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.FileSystem; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.io.LongWritable; |
| import org.apache.hadoop.mapred.nativetask.NativeRuntime; |
| import org.apache.hadoop.mapred.nativetask.testutil.ResultVerifier; |
| import org.apache.hadoop.mapred.nativetask.testutil.ScenarioConfiguration; |
| import org.apache.hadoop.mapred.nativetask.testutil.TestConstants; |
| import org.junit.AfterClass; |
| import org.apache.hadoop.util.NativeCodeLoader; |
| import org.junit.Assume; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| import com.google.common.base.Splitter; |
| import com.google.common.collect.Lists; |
| |
| @RunWith(Parameterized.class) |
| public class KVTest { |
| private static final Log LOG = LogFactory.getLog(KVTest.class); |
| |
| private static Configuration nativekvtestconf = ScenarioConfiguration.getNativeConfiguration(); |
| private static Configuration hadoopkvtestconf = ScenarioConfiguration.getNormalConfiguration(); |
| static { |
| nativekvtestconf.addResource(TestConstants.KVTEST_CONF_PATH); |
| hadoopkvtestconf.addResource(TestConstants.KVTEST_CONF_PATH); |
| } |
| |
| private static List<Class<?>> parseClassNames(String spec) { |
| List<Class<?>> ret = Lists.newArrayList(); |
| Iterable<String> classNames = Splitter.on(';').trimResults() |
| .omitEmptyStrings().split(spec); |
| for (String className : classNames) { |
| try { |
| ret.add(Class.forName(className)); |
| } catch (ClassNotFoundException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| return ret; |
| } |
| |
| /** |
| * Parameterize the test with the specified key and value types. |
| */ |
| @Parameters(name = "key:{0}\nvalue:{1}") |
| public static Iterable<Class<?>[]> data() throws Exception { |
| // Parse the config. |
| final String valueClassesStr = nativekvtestconf |
| .get(TestConstants.NATIVETASK_KVTEST_VALUECLASSES); |
| LOG.info("Parameterizing with value classes: " + valueClassesStr); |
| List<Class<?>> valueClasses = parseClassNames(valueClassesStr); |
| |
| final String keyClassesStr = nativekvtestconf.get( |
| TestConstants.NATIVETASK_KVTEST_KEYCLASSES); |
| LOG.info("Parameterizing with key classes: " + keyClassesStr); |
| List<Class<?>> keyClasses = parseClassNames(keyClassesStr); |
| |
| // Generate an entry for each key type. |
| List<Class<?>[]> pairs = Lists.newArrayList(); |
| for (Class<?> keyClass : keyClasses) { |
| pairs.add(new Class<?>[]{ keyClass, LongWritable.class }); |
| } |
| // ...and for each value type. |
| for (Class<?> valueClass : valueClasses) { |
| pairs.add(new Class<?>[]{ LongWritable.class, valueClass }); |
| } |
| return pairs; |
| } |
| |
| private final Class<?> keyclass; |
| private final Class<?> valueclass; |
| |
| public KVTest(Class<?> keyclass, Class<?> valueclass) { |
| this.keyclass = keyclass; |
| this.valueclass = valueclass; |
| } |
| |
| @Before |
| public void startUp() throws Exception { |
| Assume.assumeTrue(NativeCodeLoader.isNativeCodeLoaded()); |
| Assume.assumeTrue(NativeRuntime.isNativeLibraryLoaded()); |
| } |
| |
| @Test |
| public void testKVCompability() throws Exception { |
| final FileSystem fs = FileSystem.get(nativekvtestconf); |
| final String jobName = "Test:" + keyclass.getSimpleName() + "--" |
| + valueclass.getSimpleName(); |
| final String inputPath = TestConstants.NATIVETASK_KVTEST_INPUTDIR + "/" |
| + keyclass.getName() + "/" + valueclass.getName(); |
| final String nativeOutputPath = TestConstants.NATIVETASK_KVTEST_NATIVE_OUTPUTDIR |
| + "/" + keyclass.getName() + "/" + valueclass.getName(); |
| // if output file exists ,then delete it |
| fs.delete(new Path(nativeOutputPath), true); |
| nativekvtestconf.set(TestConstants.NATIVETASK_KVTEST_CREATEFILE, "true"); |
| final KVJob nativeJob = new KVJob(jobName, nativekvtestconf, keyclass, |
| valueclass, inputPath, nativeOutputPath); |
| assertTrue("job should complete successfully", nativeJob.runJob()); |
| |
| final String normalOutputPath = TestConstants.NATIVETASK_KVTEST_NORMAL_OUTPUTDIR |
| + "/" + keyclass.getName() + "/" + valueclass.getName(); |
| // if output file exists ,then delete it |
| fs.delete(new Path(normalOutputPath), true); |
| hadoopkvtestconf.set(TestConstants.NATIVETASK_KVTEST_CREATEFILE, "false"); |
| final KVJob normalJob = new KVJob(jobName, hadoopkvtestconf, keyclass, |
| valueclass, inputPath, normalOutputPath); |
| assertTrue("job should complete successfully", normalJob.runJob()); |
| |
| final boolean compareRet = ResultVerifier.verify(normalOutputPath, |
| nativeOutputPath); |
| assertEquals("job output not the same", true, compareRet); |
| ResultVerifier.verifyCounters(normalJob.job, nativeJob.job); |
| fs.close(); |
| } |
| |
| @AfterClass |
| public static void cleanUp() throws IOException { |
| final FileSystem fs = FileSystem.get(new ScenarioConfiguration()); |
| fs.delete(new Path(TestConstants.NATIVETASK_KVTEST_DIR), true); |
| fs.close(); |
| } |
| } |