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36 lines
1.1 KiB
Rust

//! Diamond pattern benchmarks (fan-out then fan-in)
use criterion::Criterion;
use dagx::DagRunner;
use dagx_test::task_fn;
pub fn bench_diamond(c: &mut Criterion) {
let rt = tokio::runtime::Runtime::new().unwrap();
c.bench_function("diamond_pattern_50", |b| {
b.iter(|| {
rt.block_on(async {
let mut dag = DagRunner::new();
for i in 0..50 {
let source = dag.add_task(task_fn::<(), _, _>(move |_: ()| i));
let left = dag
.add_task(task_fn::<i32, _, _>(|&x: &i32| x * 2))
.depends_on(&source);
let right = dag
.add_task(task_fn::<i32, _, _>(|&x: &i32| x * 3))
.depends_on(&source);
dag.add_task(task_fn::<(i32, i32), _, _>(|(l, r): (&i32, &i32)| l + r))
.depends_on((&left, &right));
}
let _output = dag
.run(|fut| async move { tokio::spawn(fut).await.unwrap() })
.await
.unwrap();
})
});
});
}