lang/java/mapred/src/test/java/org/apache/avro/mapred/TestAvroAsTextInputFormat.java

/**
 * 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.avro.mapred;

import java.io.IOException;

import org.apache.hadoop.fs.Path;
import org.apache.hadoop.io.NullWritable;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.mapred.FileInputFormat;
import org.apache.hadoop.mapred.FileOutputFormat;
import org.apache.hadoop.mapred.JobClient;
import org.apache.hadoop.mapred.JobConf;
import org.apache.hadoop.mapred.TextOutputFormat;

import org.junit.Test;
import static org.junit.Assert.*;

public class TestAvroAsTextInputFormat {
  
  @Test
  /**
   * Run the identity job on a "bytes" Avro file using AvroAsTextInputFormat
   * and check the output is a sorted text file.
   */
  public void testSort() throws Exception {
    JobConf job = new JobConf();
    String dir = System.getProperty("test.dir", ".") + "/mapred";
    Path outputPath = new Path(dir + "/out");
    
    outputPath.getFileSystem(job).delete(outputPath);
    WordCountUtil.writeLinesBytesFile();
    
    job.setInputFormat(AvroAsTextInputFormat.class);
    job.setOutputKeyClass(Text.class);
    
    FileInputFormat.setInputPaths(job, new Path(dir + "/in"));
    FileOutputFormat.setOutputPath(job, outputPath);
    
    JobClient.runJob(job);
    
    WordCountUtil.validateSortedFile();
  }

}