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Fix to libstd test

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This commit is contained in:
Jubilee Young 2020-09-15 07:24:07 -07:00
parent 247b73939a
commit 797cb9526a
1 changed files with 44 additions and 42 deletions
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34
library/core/tests/num/wrapping.rs
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@ -1,6 +1,4 @@
// run-pass use core::num::Wrapping;
use std::num::Wrapping;
macro_rules! wrapping_operation { macro_rules! wrapping_operation {
($result:expr, $lhs:ident $op:tt $rhs:expr) => { ($result:expr, $lhs:ident $op:tt $rhs:expr) => {
@ -29,6 +27,8 @@ macro_rules! wrapping_assignment {
macro_rules! wrapping_test { macro_rules! wrapping_test {
($type:ty, $min:expr, $max:expr) => { ($type:ty, $min:expr, $max:expr) => {
#[test]
fn wrapping_$type() {
let zero: Wrapping<$type> = Wrapping(0); let zero: Wrapping<$type> = Wrapping(0);
let one: Wrapping<$type> = Wrapping(1); let one: Wrapping<$type> = Wrapping(1);
let min: Wrapping<$type> = Wrapping($min); let min: Wrapping<$type> = Wrapping($min);
@ -56,22 +56,24 @@ macro_rules! wrapping_test {
wrapping_assignment!(zero, zero >>= 1usize); wrapping_assignment!(zero, zero >>= 1usize);
wrapping_operation!(zero, -zero); wrapping_operation!(zero, -zero);
wrapping_operation!(max, !min); wrapping_operation!(max, !min);
}
}; };
} }
fn main() { #[cfg(tests)]
wrapping_test!(i8, std::i8::MIN, std::i8::MAX); mod tests {
wrapping_test!(i16, std::i16::MIN, std::i16::MAX); wrapping_test!(i8, i8::MIN, i8::MAX);
wrapping_test!(i32, std::i32::MIN, std::i32::MAX); wrapping_test!(i16, i16::MIN, i16::MAX);
wrapping_test!(i64, std::i64::MIN, std::i64::MAX); wrapping_test!(i32, i32::MIN, i32::MAX);
wrapping_test!(i64, i64::MIN, i64::MAX);
#[cfg(not(target_os = "emscripten"))] #[cfg(not(target_os = "emscripten"))]
wrapping_test!(i128, std::i128::MIN, std::i128::MAX); wrapping_test!(i128, i128::MIN, i128::MAX);
wrapping_test!(isize, std::isize::MIN, std::isize::MAX); wrapping_test!(isize, isize::MIN, isize::MAX);
wrapping_test!(u8, std::u8::MIN, std::u8::MAX); wrapping_test!(u8, u8::MIN, u8::MAX);
wrapping_test!(u16, std::u16::MIN, std::u16::MAX); wrapping_test!(u16, u16::MIN, u16::MAX);
wrapping_test!(u32, std::u32::MIN, std::u32::MAX); wrapping_test!(u32, u32::MIN, u32::MAX);
wrapping_test!(u64, std::u64::MIN, std::u64::MAX); wrapping_test!(u64, u64::MIN, u64::MAX);
#[cfg(not(target_os = "emscripten"))] #[cfg(not(target_os = "emscripten"))]
wrapping_test!(u128, std::u128::MIN, std::u128::MAX); wrapping_test!(u128, u128::MIN, u128::MAX);
wrapping_test!(usize, std::usize::MIN, std::usize::MAX); wrapping_test!(usize, usize::MIN, usize::MAX);
} }