Package org.apache.hadoop.mapreduce.lib.input

Examples of org.apache.hadoop.mapreduce.lib.input.SequenceFileRecordReader.nextKeyValue()

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    assertEquals(tuple.get(0), new Text("mykey1"));
    assertEquals(tuple.get(1), new BytesWritable("test123".getBytes()));
   
    // returns null when no more tuples are available
    reader = EasyMock.createMock(SequenceFileRecordReader.class);
    EasyMock.expect(reader.nextKeyValue()).andReturn(false);
    EasyMock.replay(reader);
    underTest.reader = reader;
   
    tuple = underTest.getNext();
    assertNull(tuple);
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  }
 
  public void testGetNext() throws IOException, InterruptedException
  {
    SequenceFileRecordReader reader = EasyMock.createMock(SequenceFileRecordReader.class);
    EasyMock.expect(reader.nextKeyValue()).andReturn(true);
    EasyMock.expect(reader.getCurrentKey()).andReturn(new Text("mykey1"));
    EasyMock.expect(reader.getCurrentValue()).andReturn(new BytesWritable("test123".getBytes()));
    EasyMock.replay(reader);
   
    underTest.script = "src/test/resources/echo.sh";
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    assertEquals(tuple.get(2), new File(underTest.dataDir, "mykey1").getAbsolutePath()+"\n");
    assertEquals(tuple.get(3), false);
   
    // returns null when no more tuples are available
    reader = EasyMock.createMock(SequenceFileRecordReader.class);
    EasyMock.expect(reader.nextKeyValue()).andReturn(false);
    EasyMock.replay(reader);
    underTest.reader = reader;
   
    tuple = underTest.getNext();
    assertNull(tuple);
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  }
 
  public void testGetNext() throws IOException, InterruptedException
  {
    SequenceFileRecordReader reader = EasyMock.createMock(SequenceFileRecordReader.class);
    EasyMock.expect(reader.nextKeyValue()).andReturn(true);
    EasyMock.expect(reader.getCurrentKey()).andReturn(new Text("mykey1"));
    EasyMock.expect(reader.getCurrentValue()).andReturn(new BytesWritable("test123".getBytes()));
    EasyMock.replay(reader);
   
    underTest.prepareToRead(reader, null);
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