Switch to Criterion for benchtests.

ci: Add benches to workflow.

Signed-off-by: Jason Volk <jason@zemos.net>

src/database/Cargo.toml

@@ -11,11 +11,16 @@ version.workspace = true
 
 [lib]
 path = "mod.rs"
+bench = false
 crate-type = [
 	"rlib",
 #	"dylib",
 ]
 
+[[bench]]
+name = "ser"
+harness = false
+
 [features]
 bzip2_compression = [
 	"rust-rocksdb/bzip2",
@@ -66,5 +71,8 @@ tokio.workspace = true
 tracing.workspace = true
 tuwunel-core.workspace = true
 
+[dev-dependencies]
+criterion.workspace = true
+
 [lints]
 workspace = true

src/database/benches.rs

@@ -1,17 +0,0 @@
-#[cfg(tuwunel_bench)]
-extern crate test;
-
-#[cfg(tuwunel_bench)]
-#[cfg_attr(tuwunel_bench, bench)]
-fn ser_str(b: &mut test::Bencher) {
-	use tuwunel_core::ruma::{RoomId, UserId};
-
-	use crate::ser::serialize_to_vec;
-
-	let user_id: &UserId = "@user:example.com".try_into().unwrap();
-	let room_id: &RoomId = "!room:example.com".try_into().unwrap();
-	b.iter(|| {
-		let key = (user_id, room_id);
-		let _s = serialize_to_vec(key).expect("failed to serialize user_id");
-	});
-}

src/database/benches/ser.rs

@@ -0,0 +1,19 @@
+use criterion::{Criterion, criterion_group, criterion_main};
+
+criterion_group!(benches, ser_str,);
+
+criterion_main!(benches);
+
+fn ser_str(b: &mut Criterion) {
+	b.bench_function("ser_str", |c| {
+		use tuwunel_core::ruma::{RoomId, UserId};
+		use tuwunel_database::serialize_to_vec;
+
+		let user_id: &UserId = "@user:example.com".try_into().unwrap();
+		let room_id: &RoomId = "!room:example.com".try_into().unwrap();
+		c.iter(|| {
+			let key = (user_id, room_id);
+			let _s = serialize_to_vec(key).expect("failed to serialize user_id");
+		});
+	});
+}

src/database/mod.rs

@@ -6,8 +6,6 @@ tuwunel_core::mod_ctor! {}
 tuwunel_core::mod_dtor! {}
 tuwunel_core::rustc_flags_capture! {}
 
-#[cfg(test)]
-mod benches;
 mod cork;
 mod de;
 mod deserialized;