zig/std/special/compiler_rt/fixunssfsi_test.zig
Andrew Kelley 02c1b9df3b fix compiler-rt tests accidentally running std tests
also reduce the aggressiveness of std.atomic.stack
and std.atomic.queue fuzz testing. appveyor has 1 core
and 10,000 iterations is too much for 6 threads to
thrash over
2018-05-02 21:34:34 -04:00

37 lines
1.0 KiB
Zig

const __fixunssfsi = @import("fixunssfsi.zig").__fixunssfsi;
const assert = @import("std").debug.assert;
fn test__fixunssfsi(a: f32, expected: u32) void {
const x = __fixunssfsi(a);
assert(x == expected);
}
test "fixunssfsi" {
test__fixunssfsi(0.0, 0);
test__fixunssfsi(0.5, 0);
test__fixunssfsi(0.99, 0);
test__fixunssfsi(1.0, 1);
test__fixunssfsi(1.5, 1);
test__fixunssfsi(1.99, 1);
test__fixunssfsi(2.0, 2);
test__fixunssfsi(2.01, 2);
test__fixunssfsi(-0.5, 0);
test__fixunssfsi(-0.99, 0);
test__fixunssfsi(-1.0, 0);
test__fixunssfsi(-1.5, 0);
test__fixunssfsi(-1.99, 0);
test__fixunssfsi(-2.0, 0);
test__fixunssfsi(-2.01, 0);
test__fixunssfsi(0x1.000000p+31, 0x80000000);
test__fixunssfsi(0x1.000000p+32, 0xFFFFFFFF);
test__fixunssfsi(0x1.FFFFFEp+31, 0xFFFFFF00);
test__fixunssfsi(0x1.FFFFFEp+30, 0x7FFFFF80);
test__fixunssfsi(0x1.FFFFFCp+30, 0x7FFFFF00);
test__fixunssfsi(-0x1.FFFFFEp+30, 0);
test__fixunssfsi(-0x1.FFFFFCp+30, 0);
}