/**
* 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.mapreduce;
import static org.junit.Assert.*;
import static org.easymock.EasyMock.*;
import java.io.IOException;
import org.apache.avro.Schema;
import org.apache.avro.mapred.AvroKey;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.io.NullWritable;
import org.apache.hadoop.mapreduce.Job;
import org.apache.hadoop.mapreduce.RecordReader;
import org.apache.hadoop.mapreduce.TaskAttemptContext;
import org.apache.hadoop.mapreduce.lib.input.FileSplit;
import org.junit.Test;
public class TestAvroKeyInputFormat {
/**
* Verifies that a non-null record reader can be created, and the key/value types are
* as expected.
*/
@Test
public void testCreateRecordReader() throws IOException, InterruptedException {
// Set up the job configuration.
Job job = new Job();
AvroJob.setInputKeySchema(job, Schema.create(Schema.Type.STRING));
Configuration conf = job.getConfiguration();
FileSplit inputSplit = createMock(FileSplit.class);
TaskAttemptContext context = createMock(TaskAttemptContext.class);
expect(context.getConfiguration()).andReturn(conf).anyTimes();
replay(inputSplit);
replay(context);
AvroKeyInputFormat inputFormat = new AvroKeyInputFormat();
@SuppressWarnings("unchecked")
RecordReader<AvroKey<Object>, NullWritable> recordReader = inputFormat.createRecordReader(
inputSplit, context);
assertNotNull(inputFormat);
recordReader.close();
verify(inputSplit);
verify(context);
}
}