#[macro_use]
extern crate criterion;

use criterion::{BatchSize, Criterion};
use std::time::Duration;

use fwd_ad::instanciations::vecf64::Owning;
use fwd_ad::Dual;

fn bench(c: &mut Criterion) {
    let mut x = Owning::constant(42., 15);
    let mut y = Owning::constant(17., 15);
    x.diffs_mut()[0] = 1.;
    y.diffs_mut()[1] = 1.;
    c.bench_function("add", move |b| {
        b.iter_batched(
            || (x.clone(), y.view()),
            move |(x2, y2)| x2 + y2,
            BatchSize::SmallInput,
        )
    });
    let mut x = Owning::constant(42., 15);
    let mut y = Owning::constant(17., 15);
    x.diffs_mut()[0] = 1.;
    y.diffs_mut()[1] = 1.;
    c.bench_function("mul", move |b| {
        b.iter_batched(
            || (x.clone(), y.view()),
            move |(x2, y2)| x2 * y2,
            BatchSize::SmallInput,
        )
    });
}

criterion_group! {
name = benches;
config = Criterion::default().measurement_time(Duration::from_secs(10)).warm_up_time(Duration::from_secs(5)).sample_size(200).noise_threshold(0.05);
targets = bench}
criterion_main!(benches);