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Add testing for typenum defs #157

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Merged
tarcieri merged 2 commits into from
Nov 21, 2025
Merged

Add testing for typenum defs #157

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0f78c5f
Add testing for typenum defs
Nov 21, 2025
9acf6ba
Wibble
Nov 21, 2025
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21 changes: 18 additions & 3 deletions src/sizes.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -19,7 +19,7 @@ pub use extra_sizes::*;
/// `N` is used over `UN::USIZE` in order to improve compile times (avoids associated constant
/// resolution)
macro_rules! impl_array_sizes {
($($len:expr => $ty:ident),+ $(,)?) => {
($testname:ident, $($len:expr => $ty:ident),+ $(,)?) => {
$(
unsafe impl ArraySize for $ty {
type ArrayType<T> = [T; $len];
Expand All @@ -29,20 +29,29 @@ macro_rules! impl_array_sizes {
type Size = $ty;
}
)+

#[test]
fn $testname() {
use typenum::Unsigned;
$(
assert_eq!($len, $ty::USIZE);
)+
}
};
}

/// Implement array sizes, also importing the relevant constants.
macro_rules! impl_array_sizes_with_import {
($($len:expr => $ty:ident),+ $(,)?) => {
($testname:ident, $($len:expr => $ty:ident),+ $(,)?) => {
$(
pub use typenum::consts::$ty;
impl_array_sizes!($len => $ty);
)+
impl_array_sizes!($testname, $($len => $ty),+);
};
}

impl_array_sizes_with_import! {
base,
0 => U0,
1 => U1,
2 => U2,
Expand Down Expand Up @@ -864,6 +873,7 @@ mod extra_sizes {
pub type U21696 = uint!(0 0 0 0 0 0 1 1 0 0 1 0 1 0 1);

impl_array_sizes! {
base_extra,
1040 => U1040,
1056 => U1056,
1072 => U1072,
Expand Down Expand Up @@ -1058,6 +1068,7 @@ mod extra_sizes {

// ML-DSA sizes
impl_array_sizes! {
ml_dsa,
2420 => U2420,
3309 => U3309,
4480 => U4480,
Expand All @@ -1069,6 +1080,7 @@ mod extra_sizes {

// SLH-DSA sizes
impl_array_sizes! {
slh_dsa,
7856 => U7856,
16224 => U16224,
17088 => U17088,
Expand All @@ -1079,6 +1091,7 @@ mod extra_sizes {

// Kemeleon ML-KEM Encoding sizes
impl_array_sizes! {
kemeleon,
749 => U749,
781 => U781,
877 => U877,
Expand All @@ -1092,6 +1105,7 @@ mod extra_sizes {

// LMS sizes
impl_array_sizes! {
lms,
2047 => U2047,
2180 => U2180,
4292 => U4292,
Expand All @@ -1100,6 +1114,7 @@ mod extra_sizes {

// Frodo sizes
impl_array_sizes! {
frodokem,
9616 => U9616,
19888 => U19888,
9720 => U9720,
Expand Down