Path file = new Path("src/test/resources/vd_file_sample.txt");
InputSplit split = new FileSplit(file, 0, 1000, new String[]{"localhost"});
BSPJob job = new BSPJob();
RecordReader<VectorWritable, DoubleWritable> recordReader = inputFormat.getRecordReader(split, job);
assertNotNull(recordReader);
VectorWritable key = recordReader.createKey();
assertNotNull(key);
DoubleWritable value = recordReader.createValue();
assertNotNull(value);
assertTrue(recordReader.next(key, value));
assertEquals(new DenseDoubleVector(new double[]{2d, 3d, 4d}), key.getVector());
assertEquals(new DoubleWritable(1d), value);
}