content: /*
   * 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
   *
   *     https://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.jupiter.api.Assertions.assertNotNull;
  import static org.mockito.Mockito.*;
  
  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.jupiter.api.Test;
  
  public class TestAvroKeyInputFormat {
    /**
     * Verifies that a non-null record reader can be created, and the key/value
     * types are as expected.
     */
    @Test
    void createRecordReader() throws IOException, InterruptedException {
      // Set up the job configuration.
      Job job = Job.getInstance();
      AvroJob.setInputKeySchema(job, Schema.create(Schema.Type.STRING));
      Configuration conf = job.getConfiguration();
  
      FileSplit inputSplit = mock(FileSplit.class);
      TaskAttemptContext context = mock(TaskAttemptContext.class);
      when(context.getConfiguration()).thenReturn(conf);
  
      AvroKeyInputFormat inputFormat = new AvroKeyInputFormat();
      @SuppressWarnings("unchecked")
      RecordReader<AvroKey<Object>, NullWritable> recordReader = inputFormat.createRecordReader(inputSplit, context);
      assertNotNull(inputFormat);
      recordReader.close();
  
      verify(context).getConfiguration();
    }
  }
  