..Default::default()
      }
      .pointer(),
      Some(0x0807060504030201),
    );
    assert_eq!(
      Inscription {
        pointer: Some(vec![1, 2, 3, 4, 5, 6, 7, 8, 0, 0, 0, 0, 1]),
        ..Default::default()
      }
      .pointer(),
      None,
    );
    assert_eq!(
      Inscription {
        pointer: Some(vec![1, 2, 3, 4, 5, 6, 7, 8, 1]),
        ..Default::default()
      }
      .pointer(),
      None,
    );
  }

  #[test]
  fn pointer_encode() {
    assert_eq!(
      Inscription {
        pointer: None,
        ..Default::default()
      }
      .to_witness(),
      envelope(&[b"ord"]),
    );

    assert_eq!(
      Inscription {
        pointer: Some(vec![1, 2, 3]),
        ..Default::default()
      }
      .to_witness(),
      envelope(&[b"ord", &[2], &[1, 2, 3]]),
    );
  }

  #[test]
  fn pointer_value() {
    let mut file = tempfile::Builder::new().suffix(".txt").tempfile().unwrap();

    write!(file, "foo").unwrap();

    let inscription =
      Inscription::from_file(Chain::Mainnet, file.path(), None, None, None, None, false).unwrap();