#[test]
fn calc() {
use crate::LayoutChecksum;
let checksum_orig = u16::from_str_radix("e211", 16).unwrap();
let checksum = LayoutChecksum::calc("177x64,0,0,22");
assert_eq!(checksum_orig, checksum);
let checksum_orig = u16::from_str_radix("d964", 16).unwrap();
let checksum = LayoutChecksum::calc("177x64,0,0[177x48,0,0,1,177x15,0,49,2]");
assert_eq!(checksum_orig, checksum);
}