@Test
  public void testRecordReaderIncompleteDelta() throws Exception {
    testRecordReaderIncompleteDelta(false);
    testRecordReaderIncompleteDelta(true);
  }
Test the RecordReader when the delta has been flushed, but not closed.
@throws Exception
ql/src/test/org/apache/hadoop/hive/ql/io/orc/TestOrcRawRecordMerger.java