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Avoid ident concatenation in macro.

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AFAIK it isn't currently possible to do this. It is also more in line with other tests in the surrounding modules.
This commit is contained in:
Philippe Laflamme 2020-10-21 23:02:20 -04:00
parent 872dc60ed2
commit 8ddad18283
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GPG Key ID: 08BC443CD10E4DC4
1 changed files with 15 additions and 14 deletions
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29
library/core/tests/num/wrapping.rs
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@ -26,9 +26,9 @@ macro_rules! wrapping_assignment {
}
macro_rules! wrapping_test {
($type:ty, $min:expr, $max:expr) => {
($fn_name:ident, $type:ty, $min:expr, $max:expr) => {
#[test]
fn wrapping_$type() {
fn $fn_name() {
let zero: Wrapping<$type> = Wrapping(0);
let one: Wrapping<$type> = Wrapping(1);
let min: Wrapping<$type> = Wrapping($min);
@ -60,23 +60,24 @@ fn wrapping_$type() {
};
}
wrapping_test!(i8, i8::MIN, i8::MAX);
wrapping_test!(i16, i16::MIN, i16::MAX);
wrapping_test!(i32, i32::MIN, i32::MAX);
wrapping_test!(i64, i64::MIN, i64::MAX);
wrapping_test!(test_wrapping_i8, i8, i8::MIN, i8::MAX);
wrapping_test!(test_wrapping_i16, i16, i16::MIN, i16::MAX);
wrapping_test!(test_wrapping_i32, i32, i32::MIN, i32::MAX);
wrapping_test!(test_wrapping_i64, i64, i64::MIN, i64::MAX);
#[cfg(not(target_os = "emscripten"))]
wrapping_test!(i128, i128::MIN, i128::MAX);
wrapping_test!(isize, isize::MIN, isize::MAX);
wrapping_test!(u8, u8::MIN, u8::MAX);
wrapping_test!(u16, u16::MIN, u16::MAX);
wrapping_test!(u32, u32::MIN, u32::MAX);
wrapping_test!(u64, u64::MIN, u64::MAX);
wrapping_test!(test_wrapping_i128, i128, i128::MIN, i128::MAX);
wrapping_test!(test_wrapping_isize, isize, isize::MIN, isize::MAX);
wrapping_test!(test_wrapping_u8, u8, u8::MIN, u8::MAX);
wrapping_test!(test_wrapping_u16, u16, u16::MIN, u16::MAX);
wrapping_test!(test_wrapping_u32, u32, u32::MIN, u32::MAX);
wrapping_test!(test_wrapping_u64, u64, u64::MIN, u64::MAX);
#[cfg(not(target_os = "emscripten"))]
wrapping_test!(u128, u128::MIN, u128::MAX);
wrapping_test!(usize, usize::MIN, usize::MAX);
wrapping_test!(test_wrapping_u128, u128, u128::MIN, u128::MAX);
wrapping_test!(test_wrapping_usize, usize, usize::MIN, usize::MAX);
// Don't warn about overflowing ops on 32-bit platforms
#[cfg_attr(target_pointer_width = "32", allow(const_err))]
#[test]
fn wrapping_int_api() {
assert_eq!(i8::MAX.wrapping_add(1), i8::MIN);
assert_eq!(i16::MAX.wrapping_add(1), i16::MIN);