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use criterion::{criterion_group, BatchSize, Criterion};
fn some_benchmark(c: &mut Criterion) {
let mut group = c.benchmark_group("overhead");
group.bench_function("iter", |b| b.iter(|| 1));
group.bench_function("iter_with_setup", |b| b.iter_with_setup(|| (), |_| 1));
group.bench_function("iter_with_large_setup", |b| {
b.iter_batched(|| (), |_| 1, BatchSize::NumBatches(1))
});
group.bench_function("iter_with_large_drop", |b| b.iter_with_large_drop(|| 1));
group.bench_function("iter_batched_small_input", |b| {
b.iter_batched(|| (), |_| 1, BatchSize::SmallInput)
});
group.bench_function("iter_batched_large_input", |b| {
b.iter_batched(|| (), |_| 1, BatchSize::LargeInput)
});
group.bench_function("iter_batched_per_iteration", |b| {
b.iter_batched(|| (), |_| 1, BatchSize::PerIteration)
});
group.bench_function("iter_batched_ref_small_input", |b| {
b.iter_batched_ref(|| (), |_| 1, BatchSize::SmallInput)
});
group.bench_function("iter_batched_ref_large_input", |b| {
b.iter_batched_ref(|| (), |_| 1, BatchSize::LargeInput)
});
group.bench_function("iter_batched_ref_per_iteration", |b| {
b.iter_batched_ref(|| (), |_| 1, BatchSize::PerIteration)
});
group.finish();
}
criterion_group!(benches, some_benchmark);
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