TestTotalOrderPartitioner.java 文件源码

public void testTotalOrderBinarySearch() throws Exception {
  TotalOrderPartitioner<Text,NullWritable> partitioner =
    new TotalOrderPartitioner<Text,NullWritable>();
  Configuration conf = new Configuration();
  Path p = TestTotalOrderPartitioner.<Text>writePartitionFile(
      "totalorderbinarysearch", conf, splitStrings);
  conf.setBoolean(TotalOrderPartitioner.NATURAL_ORDER, false);
  conf.setClass(MRJobConfig.MAP_OUTPUT_KEY_CLASS, Text.class, Object.class);
  try {
    partitioner.setConf(conf);
    NullWritable nw = NullWritable.get();
    for (Check<Text> chk : testStrings) {
      assertEquals(chk.data.toString(), chk.part,
          partitioner.getPartition(chk.data, nw, splitStrings.length + 1));
    }
  } finally {
    p.getFileSystem(conf).delete(p, true);
  }
}