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

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 * to you under the Apache License, Version 2.0 (the
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 *
 *     https://www.apache.org/licenses/LICENSE-2.0
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package org.apache.avro.mapred;

import org.apache.avro.file.CodecFactory;
import org.apache.hadoop.mapred.JobConf;
import org.junit.Test;

import static org.junit.Assert.*;

public class TestAvroOutputFormat {
  @Test
  public void testSetSyncInterval() {
    JobConf jobConf = new JobConf();
    int newSyncInterval = 100000;
    AvroOutputFormat.setSyncInterval(jobConf, newSyncInterval);

    assertEquals(newSyncInterval, jobConf.getInt(AvroOutputFormat.SYNC_INTERVAL_KEY, -1));
  }

  @Test
  public void testNoCodec() {
    JobConf job = new JobConf();
    assertNull(AvroOutputFormat.getCodecFactory(job));

    job = new JobConf();
    job.set("mapred.output.compress", "false");
    job.set("mapred.output.compression.codec", "org.apache.hadoop.io.compress.BZip2Codec");
    assertNull(AvroOutputFormat.getCodecFactory(job));

    job = new JobConf();
    job.set("mapred.output.compress", "false");
    job.set(AvroJob.OUTPUT_CODEC, "bzip2");
    assertNull(AvroOutputFormat.getCodecFactory(job));
  }

  @Test
  public void testBZip2CodecUsingHadoopClass() {
    CodecFactory avroBZip2Codec = CodecFactory.fromString("bzip2");

    JobConf job = new JobConf();
    job.set("mapred.output.compress", "true");
    job.set("mapred.output.compression.codec", "org.apache.hadoop.io.compress.BZip2Codec");
    CodecFactory factory = AvroOutputFormat.getCodecFactory(job);
    assertNotNull(factory);
    assertEquals(factory.getClass(), avroBZip2Codec.getClass());
  }

  @Test
  public void testBZip2CodecUsingAvroCodec() {
    CodecFactory avroBZip2Codec = CodecFactory.fromString("bzip2");

    JobConf job = new JobConf();
    job.set("mapred.output.compress", "true");
    job.set(AvroJob.OUTPUT_CODEC, "bzip2");
    CodecFactory factory = AvroOutputFormat.getCodecFactory(job);
    assertNotNull(factory);
    assertEquals(factory.getClass(), avroBZip2Codec.getClass());
  }

  @Test
  public void testDeflateCodecUsingHadoopClass() {
    CodecFactory avroDeflateCodec = CodecFactory.fromString("deflate");

    JobConf job = new JobConf();
    job.set("mapred.output.compress", "true");
    job.set("mapred.output.compression.codec", "org.apache.hadoop.io.compress.DeflateCodec");
    CodecFactory factory = AvroOutputFormat.getCodecFactory(job);
    assertNotNull(factory);
    assertEquals(factory.getClass(), avroDeflateCodec.getClass());
  }

  @Test
  public void testDeflateCodecUsingAvroCodec() {
    CodecFactory avroDeflateCodec = CodecFactory.fromString("deflate");

    JobConf job = new JobConf();
    job.set("mapred.output.compress", "true");
    job.set(AvroJob.OUTPUT_CODEC, "deflate");
    CodecFactory factory = AvroOutputFormat.getCodecFactory(job);
    assertNotNull(factory);
    assertEquals(factory.getClass(), avroDeflateCodec.getClass());
  }

  @Test
  public void testSnappyCodecUsingHadoopClass() {
    CodecFactory avroSnappyCodec = CodecFactory.fromString("snappy");

    JobConf job = new JobConf();
    job.set("mapred.output.compress", "true");
    job.set("mapred.output.compression.codec", "org.apache.hadoop.io.compress.SnappyCodec");
    CodecFactory factory = AvroOutputFormat.getCodecFactory(job);
    assertNotNull(factory);
    assertEquals(factory.getClass(), avroSnappyCodec.getClass());
  }

  @Test
  public void testSnappyCodecUsingAvroCodec() {
    CodecFactory avroSnappyCodec = CodecFactory.fromString("snappy");

    JobConf job = new JobConf();
    job.set("mapred.output.compress", "true");
    job.set(AvroJob.OUTPUT_CODEC, "snappy");
    CodecFactory factory = AvroOutputFormat.getCodecFactory(job);
    assertNotNull(factory);
    assertEquals(factory.getClass(), avroSnappyCodec.getClass());
  }

  @Test
  public void testGZipCodecUsingHadoopClass() {
    CodecFactory avroDeflateCodec = CodecFactory.fromString("deflate");

    JobConf job = new JobConf();
    job.set("mapred.output.compress", "true");
    job.set("mapred.output.compression.codec", "org.apache.hadoop.io.compress.GZipCodec");
    CodecFactory factory = AvroOutputFormat.getCodecFactory(job);
    assertNotNull(factory);
    assertEquals(factory.getClass(), avroDeflateCodec.getClass());
  }
}