public Path qualifiedPath(String filename) throws IOException {
    Path cwd = defaultFS().makeQualified(new Path("."));
    return new Path(filename).makeQualified(defaultFS().getUri(), cwd);
  }
@Test
  public void qualifiedPathTest() throws IOException {
    Path path = this.command.qualifiedPath(FILE_PATH);
    Assert.assertEquals("test.parquet", path.getName());
  }