None,
    );
  }

  #[test]
  fn metadata_function_returns_none_if_metadata_fails_to_parse() {
    assert_eq!(
      Inscription {
        metadata: Some(vec![0x44]),
        ..Default::default()
      }
      .metadata(),
      None,
    );
  }

  #[test]
  fn pointer_decode() {
    assert_eq!(
      Inscription {
        pointer: None,
        ..Default::default()
      }
      .pointer(),
      None
    );
    assert_eq!(
      Inscription {
        pointer: Some(vec![0]),
        ..Default::default()
      }
      .pointer(),
      Some(0),
    );
    assert_eq!(
      Inscription {
        pointer: Some(vec![1, 2, 3, 4, 5, 6, 7, 8]),
        ..Default::default()
      }
      .pointer(),
      Some(0x0807060504030201),
    );
    assert_eq!(
      Inscription {
        pointer: Some(vec![1, 2, 3, 4, 5, 6]),
        ..Default::default()
      }
      .pointer(),
      Some(0x0000060504030201),
    );
    assert_eq!(
      Inscription {
        pointer: Some(vec![1, 2, 3, 4, 5, 6, 7, 8, 0, 0, 0, 0, 0]),