1 files changed, 53 insertions, 0 deletions
diff --git a/ext/web/benches/timers_ops.rs b/ext/web/benches/timers_ops.rs
new file mode 100644
index 000000000..30f50b7d9
--- /dev/null
+++ b/ext/web/benches/timers_ops.rs
@@ -0,0 +1,53 @@
+use deno_core::Extension;
+
+use deno_bench_util::bench_or_profile;
+use deno_bench_util::bencher::{benchmark_group, Bencher};
+use deno_bench_util::{bench_js_async, bench_js_sync};
+use deno_web::BlobStore;
+
+struct Permissions;
+
+impl deno_web::TimersPermission for Permissions {
+  fn allow_hrtime(&mut self) -> bool {
+    true
+  }
+  fn check_unstable(
+    &self,
+    _state: &deno_core::OpState,
+    _api_name: &'static str,
+  ) {
+  }
+}
+
+fn setup() -> Vec<Extension> {
+  vec![
+    deno_webidl::init(),
+    deno_url::init(),
+    deno_web::init::<Permissions>(BlobStore::default(), None),
+    Extension::builder()
+    .js(vec![
+      ("setup",
+        Box::new(|| Ok(r#"
+        const { opNow, setTimeout, handleTimerMacrotask } = globalThis.__bootstrap.timers;
+        Deno.core.setMacrotaskCallback(handleTimerMacrotask);
+        "#.to_owned())),
+      ),
+    ])
+    .state(|state| {
+      state.put(Permissions{});
+      Ok(())
+    })
+    .build()
+  ]
+}
+
+fn bench_op_now(b: &mut Bencher) {
+  bench_js_sync(b, r#"opNow();"#, setup);
+}
+
+fn bench_set_timeout(b: &mut Bencher) {
+  bench_js_async(b, r#"setTimeout(() => {}, 0);"#, setup);
+}
+
+benchmark_group!(benches, bench_op_now, bench_set_timeout,);
+bench_or_profile!(benches);