#[cfg(test)]
mod test {
    use byte_operations::Bytes;
    use byte_operations::Bytes::{Byte, Word};

    #[test]
    fn test_byte_into_2_nibbles() {
        let (a, b) = Byte(0xab).into();
        assert_eq!((a, b), (0xa, 0xb));
    }

    #[test]
    fn test_word_into_2_bytes() {
        let (a, b) = Word(0xabfd).into();
        assert_eq!((a, b), (0xab, 0xfd));
    }

    #[test]
    #[should_panic]
    fn test_byte_into_4_nibbles() {
        let (_, _, _, _) = Byte(0xcd).into();
    }

    #[test]
    fn test_word_into_4_nibbles() {
        let (a, b, c, d) = Word(0xafb1).into();
        assert_eq!((a, b, c, d), (0xa, 0xf, 0xb, 0x1));
    }

    #[test]
    fn test_word_from_bytes() {
        if let Word(word) = Bytes::from((0xf3, 0x2b)) {
            assert_eq!(word, 0xf32b);
        }
    }
}