rayon_test.rs

#![feature(test)]
extern crate rayon;
extern crate test;

#[cfg(test)]
mod tests {
    use test::Bencher;
    use rayon::prelude::*;

    #[bench]
    fn single(b: &mut Bencher) {
        let array: Vec<usize> = (0..1_000_000).collect();
        b.iter(|| {
		let v: usize = array.iter().sum();
                assert_eq!(v, 499999500000);
        });
    }
    #[bench]
    fn parallel(b: &mut Bencher) {
        let array: Vec<usize> = (0..1_000_000).collect();
        b.iter(|| {
		let v: usize = array.par_iter().sum();
                assert_eq!(v, 499999500000);
        });
    }
}