Fix FIXME in core::num test: Check sign of zero in min/max tests.

This commit is contained in:
Mara Bos 2020-09-24 22:29:32 +02:00
parent 4eff9b0b29
commit 74952b9f21
1 changed files with 13 additions and 1 deletions

View File

@ -634,14 +634,18 @@ assume_usize_width! {
macro_rules! test_float {
($modname: ident, $fty: ty, $inf: expr, $neginf: expr, $nan: expr) => {
mod $modname {
// FIXME(nagisa): these tests should test for sign of -0.0
#[test]
fn min() {
assert_eq!((0.0 as $fty).min(0.0), 0.0);
assert!((0.0 as $fty).min(0.0).is_sign_positive());
assert_eq!((-0.0 as $fty).min(-0.0), -0.0);
assert!((-0.0 as $fty).min(-0.0).is_sign_negative());
assert_eq!((9.0 as $fty).min(9.0), 9.0);
assert_eq!((-9.0 as $fty).min(0.0), -9.0);
assert_eq!((0.0 as $fty).min(9.0), 0.0);
assert!((0.0 as $fty).min(9.0).is_sign_positive());
assert_eq!((-0.0 as $fty).min(9.0), -0.0);
assert!((-0.0 as $fty).min(9.0).is_sign_negative());
assert_eq!((-0.0 as $fty).min(-9.0), -9.0);
assert_eq!(($inf as $fty).min(9.0), 9.0);
assert_eq!((9.0 as $fty).min($inf), 9.0);
@ -660,11 +664,19 @@ macro_rules! test_float {
#[test]
fn max() {
assert_eq!((0.0 as $fty).max(0.0), 0.0);
assert!((0.0 as $fty).max(0.0).is_sign_positive());
assert_eq!((-0.0 as $fty).max(-0.0), -0.0);
assert!((-0.0 as $fty).max(-0.0).is_sign_negative());
assert_eq!((9.0 as $fty).max(9.0), 9.0);
assert_eq!((-9.0 as $fty).max(0.0), 0.0);
assert!((-9.0 as $fty).max(0.0).is_sign_positive());
assert_eq!((-9.0 as $fty).max(-0.0), -0.0);
assert!((-9.0 as $fty).max(-0.0).is_sign_negative());
assert_eq!((0.0 as $fty).max(9.0), 9.0);
assert_eq!((0.0 as $fty).max(-9.0), 0.0);
assert!((0.0 as $fty).max(-9.0).is_sign_positive());
assert_eq!((-0.0 as $fty).max(-9.0), -0.0);
assert!((-0.0 as $fty).max(-9.0).is_sign_negative());
assert_eq!(($inf as $fty).max(9.0), $inf);
assert_eq!((9.0 as $fty).max($inf), $inf);
assert_eq!(($inf as $fty).max(-9.0), $inf);