shithub: mc

ref: 41e2a4f9b568b784c97b285c908409d8879a42a4
dir: /lib/std/test/bitset.myr/

use std
use testr

const main = {
	testr.run([
		[.name="basic", .fn={ctx
			var bs = mkset([0, 1, 16][:])
			testr.check(ctx, std.bshas(bs, 0), "missing 0")
			testr.check(ctx, std.bshas(bs, 1), "missing 1")
			testr.check(ctx, std.bshas(bs, 16), "missing 16")
			testr.check(ctx, !std.bshas(bs, -1), "negative val")
			testr.check(ctx, !std.bshas(bs, 2), "extra 2")
			testr.check(ctx, !std.bshas(bs, 15), "extra 15")
			testr.check(ctx, !std.bshas(bs, 17), "extra 2")
			std.bsfree(bs)
		}],
		[.name="bigsets", .fn={ctx
			/* multiple chunks */
			var bs = mkset([0, 63, 64, 65, 73, 127, 128, 129][:])
			testr.check(ctx, std.bshas(bs, 0), "missing 0")
			testr.check(ctx, std.bshas(bs, 63), "missing 63")
			testr.check(ctx, std.bshas(bs, 64), "missing 64")
			testr.check(ctx, std.bshas(bs, 65), "missing 65")
			testr.check(ctx, std.bshas(bs, 127), "missing 127")
			testr.check(ctx, std.bshas(bs, 128), "missing 128")
			testr.check(ctx, std.bshas(bs, 129), "missing 129")
			std.bsfree(bs)
		}],
		[.name="iter", .fn={ctx
			var expected = [0,1,3,7,16][:]
			var bs = mkset(expected)
			var i = 0

			std.bsput(bs, 1)
			std.bsput(bs, 0)
			std.bsput(bs, 16)
			std.bsput(bs, 7)
			std.bsput(bs, 3)
			for e in std.bybsvalue(bs)
				testr.check(ctx, e == expected[i], "expected[{}] ({}) != {}", i, e, expected[i])
				i++
			;;
			std.bsfree(bs)
		}],
		[.name="count", .fn={ctx
			var bs = mkset([0, 63, 64, 65, 73, 127, 128, 129][:])
			testr.check(ctx, std.bscount(bs) == 8, "wrong element count, expected {}", std.bscount(bs))
			std.bsfree(bs)
		}]
	][:])
}

const mkset = {elts
	var bs

	bs = std.mkbs()
	for e in elts
		std.bsput(bs, e)
	;;
	-> bs
}