Vendor dependencies for 0.3.0 release

vendor/async-broadcast/benches/broadcast_bench.rs

@@ -0,0 +1,71 @@
+use async_broadcast::broadcast;
+use criterion::{criterion_group, criterion_main, Criterion};
+use futures_lite::future::block_on;
+pub fn broadcast_and_recv(c: &mut Criterion) {
+    let (s, mut r1) = broadcast(1);
+
+    let mut n = 0;
+    c.bench_function("1 -> 1", |b| {
+        b.iter(|| {
+            block_on(async {
+                s.broadcast(n).await.unwrap();
+                assert_eq!(r1.recv().await.unwrap(), n);
+                n += 1;
+            })
+        })
+    });
+
+    let mut r2 = r1.clone();
+
+    c.bench_function("1 -> 2", |b| {
+        b.iter(|| {
+            block_on(async {
+                s.broadcast(n).await.unwrap();
+                assert_eq!(r1.recv().await.unwrap(), n);
+                assert_eq!(r2.recv().await.unwrap(), n);
+                n += 1;
+            })
+        })
+    });
+
+    let mut r3 = r1.clone();
+    let mut r4 = r1.clone();
+
+    c.bench_function("1 -> 4", |b| {
+        b.iter(|| {
+            block_on(async {
+                s.broadcast(n).await.unwrap();
+                assert_eq!(r1.recv().await.unwrap(), n);
+                assert_eq!(r2.recv().await.unwrap(), n);
+                assert_eq!(r3.recv().await.unwrap(), n);
+                assert_eq!(r4.recv().await.unwrap(), n);
+                n += 1;
+            })
+        })
+    });
+
+    let mut r5 = r1.clone();
+    let mut r6 = r1.clone();
+    let mut r7 = r1.clone();
+    let mut r8 = r1.clone();
+
+    c.bench_function("1 -> 8", |b| {
+        b.iter(|| {
+            block_on(async {
+                s.broadcast(n).await.unwrap();
+                assert_eq!(r1.recv().await.unwrap(), n);
+                assert_eq!(r2.recv().await.unwrap(), n);
+                assert_eq!(r3.recv().await.unwrap(), n);
+                assert_eq!(r4.recv().await.unwrap(), n);
+                assert_eq!(r5.recv().await.unwrap(), n);
+                assert_eq!(r6.recv().await.unwrap(), n);
+                assert_eq!(r7.recv().await.unwrap(), n);
+                assert_eq!(r8.recv().await.unwrap(), n);
+                n += 1;
+            })
+        })
+    });
+}
+
+criterion_group!(benches, broadcast_and_recv);
+criterion_main!(benches);