This commit is contained in:
2026-07-13 18:46:19 +02:00
parent dc2be94a8d
commit c96101ec3d
6 changed files with 55 additions and 536 deletions
-134
View File
@@ -9,7 +9,6 @@ use event_bus::EventBus;
use tokio::runtime::Runtime;
const TOPIC: &str = "bench-topic";
const PATTERN: &str = "bench-*";
#[derive(Clone)]
struct SmallEvent {
@@ -473,82 +472,6 @@ fn bench_typed_callback(c: &mut Criterion) {
group.finish();
}
fn bench_pattern_callback(c: &mut Criterion) {
let rt = runtime();
let mut group = c.benchmark_group("event_bus/pattern_callback");
group.throughput(Throughput::Elements(1));
group.bench_function("small_struct", |b| {
b.to_async(&rt).iter_custom(|iters| async move {
let bus = Arc::new(EventBus::with_capacity(iters as usize + 1024));
let received = Arc::new(AtomicU64::new(0));
let handler_count = Arc::clone(&received);
let subscription = bus.on_pattern::<SmallEvent, _>(PATTERN, move |topic, event| {
let _ = topic;
let _ = event.value;
handler_count.fetch_add(1, Ordering::Relaxed);
});
let start = Instant::now();
for i in 0..iters {
bus.emit(TOPIC, SmallEvent { value: i });
}
wait_until_received(&received, iters).await;
let elapsed = start.elapsed();
subscription.abort();
elapsed
});
});
group.bench_function("arc_payload_1kb", |b| {
b.to_async(&rt).iter_custom(|iters| async move {
let bus = Arc::new(EventBus::with_capacity(iters as usize + 1024));
let payload: Arc<[u8]> = Arc::from(vec![7_u8; 1024].into_boxed_slice());
let received = Arc::new(AtomicU64::new(0));
let handler_count = Arc::clone(&received);
let subscription =
bus.on_pattern::<ArcPayloadEvent, _>(PATTERN, move |topic, event| {
let _ = topic;
let _ = event.id;
let _ = event.payload.len();
handler_count.fetch_add(1, Ordering::Relaxed);
});
let start = Instant::now();
for i in 0..iters {
bus.emit(
TOPIC,
ArcPayloadEvent {
id: i,
payload: Arc::clone(&payload),
},
);
}
wait_until_received(&received, iters).await;
let elapsed = start.elapsed();
subscription.abort();
elapsed
});
});
group.finish();
}
fn bench_multiple_subscribers(c: &mut Criterion) {
let rt = runtime();
@@ -597,69 +520,12 @@ fn bench_multiple_subscribers(c: &mut Criterion) {
group.finish();
}
fn bench_multiple_patterns(c: &mut Criterion) {
let rt = runtime();
let mut group = c.benchmark_group("event_bus/multiple_patterns");
group.throughput(Throughput::Elements(1));
for pattern_count in [1_u64, 4, 16, 64, 256] {
group.bench_function(format!("{pattern_count}_patterns_one_match"), |b| {
b.to_async(&rt).iter_custom(|iters| async move {
let bus = Arc::new(EventBus::with_capacity(iters as usize + 1024));
let received = Arc::new(AtomicU64::new(0));
let mut subscriptions = Vec::with_capacity(pattern_count as usize);
for index in 0..pattern_count {
let pattern = if index == 0 {
PATTERN.to_string()
} else {
format!("unused-{index}-*")
};
let handler_count = Arc::clone(&received);
let subscription =
bus.on_pattern::<SmallEvent, _>(&pattern, move |topic, event| {
let _ = topic;
let _ = event.value;
handler_count.fetch_add(1, Ordering::Relaxed);
});
subscriptions.push(subscription);
}
let start = Instant::now();
for i in 0..iters {
bus.emit(TOPIC, SmallEvent { value: i });
}
wait_until_received(&received, iters).await;
let elapsed = start.elapsed();
for subscription in subscriptions {
subscription.abort();
}
elapsed
});
});
}
group.finish();
}
criterion_group!(
benches,
bench_emit_no_subscriber,
bench_raw_subscriber,
bench_typed_callback,
bench_pattern_callback,
bench_multiple_subscribers,
bench_multiple_patterns,
);
criterion_main!(benches);