generic_parameterize

Crates.iogeneric_parameterize
lib.rsgeneric_parameterize
version0.3.0
sourcesrc
created_at2022-08-15 00:52:05.20661
updated_at2024-06-16 19:52:22.770378
descriptionA test parameterization macro that works on generic arguments
homepage
repositoryhttps://github.com/drewcassidy/generic-parameterize
max_upload_size
id645622
size46,138
Andrew Cassidy (drewcassidy)

documentation

README

Generic Parameterize

This crate provides the parameterize macro, which allow parameterizing generic functions for applications like unit testing.

for example,

use generic_parameterize::parameterize;
use std::fmt::Debug;

#[parameterize(T = (i32, f32), N = [4, 5, 6])]
#[test]
fn test_array<T: Default, const N: usize>() where [T; N]: Default + Debug {
    let foo: [T; N] = Default::default();
    println!("{:?}", foo)
}

generates a module called test_array containing functions called test_array_i32_4, test_array_i32_5 etc. The #[test] attribute gets copied to the child functions, which in turn call a copy of test_array. The result looks like:

mod test_array {
    use std::println;
    fn test_array<T: Default, const N : usize>() where [T;N]: Default + std::fmt::Debug{
         let foo: [T;N] = Default::default();
         println!("{:?}", foo)
    }

    #[test]
    fn test_array_i32_4() {test_array::<i32,4>();}
    #[test]
    fn test_array_f32_4() {test_array::<f32,4>();}
    #[test]
    fn test_array_i32_5() {test_array::<i32,5>();}
    // etc...
 }
Commit count: 35

cargo fmt