private FileStatus createDirectory(Path dir) {
      return new FileStatus(0, true, 0, 0, 0, 0,
          FsPermission.createImmutable((short) 755), "owen", "group", dir);
    }
WARNING: detele(Path...) don't actually delete
ql/src/test/org/apache/hadoop/hive/ql/io/orc/TestInputOutputFormat.java