use cryptopals::friendly::pad_pkcs7;

fn main() {
    assert_eq!(
        pad_pkcs7(b"YELLOW SUBMARINE".to_vec(), 20),
        b"YELLOW SUBMARINE\x04\x04\x04\x04"
    );
    assert_eq!(
        pad_pkcs7(b"".to_vec(), 8),
        b"\x08\x08\x08\x08\x08\x08\x08\x08"
    );
    println!("pass!")
}