ref: e93384f50f44d026b978b363eb107b14efeef3a1
dir: /libstd/test/fmt.myr/
use std
const check = {expected, fmt, args : ...
var buf : byte[2048]
var sl, ap
ap = std.vastart(&args)
sl = std.bfmtv(buf[:], fmt, ap)
if !std.sleq(expected, sl)
std.fatal(1, "mismatched expected fmt \"%s\", expected \"%s\"\n", sl, expected)
;;
}
const main = {
check(" abcd", "%10s", "abcd")
check("00000bdcae", "%010s", "bdcae")
check("abcdefghijkl", "%010s", "abcdefghijkl")
check("a", "%01s", "a")
check(" 10", "%10i", 10)
check("0000000010", "%010i", 10)
check("4294967295", "%010ui", -1)
check("-000000001", "%010i", -1)
check(" -1", "%10i", -1)
check("100000" , "%3i", 100000)
check("foobarbaz", "%sbar%s", "foo", "baz")
check("%sbarbaz", "%%sbar%s", "baz")
}