1 files changed, 107 insertions, 0 deletions
diff --git a/serde_v8/benches/ser.rs b/serde_v8/benches/ser.rs
new file mode 100644
index 000000000..954f64dd3
--- /dev/null
+++ b/serde_v8/benches/ser.rs
@@ -0,0 +1,107 @@
+use bencher::{benchmark_group, benchmark_main, Bencher};
+
+use rusty_v8 as v8;
+
+use serde::Serialize;
+
+use serde_v8::utils::v8_do;
+
+#[derive(Serialize)]
+struct MathOp {
+  arg1: u64,
+  arg2: u64,
+  operator: Option<String>,
+}
+
+fn serdo(f: impl FnOnce(&mut v8::HandleScope)) {
+  v8_do(|| {
+    let isolate = &mut v8::Isolate::new(v8::CreateParams::default());
+    let handle_scope = &mut v8::HandleScope::new(isolate);
+    let context = v8::Context::new(handle_scope);
+    let scope = &mut v8::ContextScope::new(handle_scope, context);
+
+    f(scope);
+  })
+}
+
+macro_rules! dualbench {
+  ($v8_fn:ident, $json_fn:ident, $src:expr) => {
+    fn $v8_fn(b: &mut Bencher) {
+      serdo(|scope| {
+        let v = $src;
+        b.iter(move || {
+          let _ = serde_v8::to_v8(scope, &v).unwrap();
+        });
+      });
+    }
+
+    fn $json_fn(b: &mut Bencher) {
+      let v = $src;
+      b.iter(move || {
+        let _ = serde_json::to_string(&v).unwrap();
+      });
+    }
+  };
+}
+
+dualbench!(
+  ser_struct_v8,
+  ser_struct_json,
+  MathOp {
+    arg1: 10,
+    arg2: 123,
+    operator: None
+  }
+);
+dualbench!(ser_bool_v8, ser_bool_json, true);
+dualbench!(ser_int_v8, ser_int_json, 12345);
+dualbench!(
+  ser_array_v8,
+  ser_array_json,
+  vec![1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
+);
+dualbench!(ser_str_v8, ser_str_json, "hello world");
+dualbench!(ser_tuple_v8, ser_tuple_json, (1, false));
+
+fn ser_struct_v8_manual(b: &mut Bencher) {
+  serdo(|scope| {
+    let v = MathOp {
+      arg1: 10,
+      arg2: 123,
+      operator: None,
+    };
+    b.iter(|| {
+      let obj = v8::Object::new(scope);
+      let k1 = v8::String::new(scope, "arg1").unwrap();
+      let k2 = v8::String::new(scope, "arg2").unwrap();
+      let k3 = v8::String::new(scope, "operator").unwrap();
+      //    let k1 = v8::String::new_from_utf8(scope, "arg1".as_ref(), v8::NewStringType::Internalized).unwrap();
+      //    let k2 = v8::String::new_from_utf8(scope, "arg2".as_ref(), v8::NewStringType::Internalized).unwrap();
+      //    let k3 = v8::String::new_from_utf8(scope, "operator".as_ref(), v8::NewStringType::Internalized).unwrap();
+      let v1 = v8::Number::new(scope, v.arg1 as f64);
+      let v2 = v8::Number::new(scope, v.arg2 as f64);
+      let v3 = v8::null(scope);
+      obj.set(scope, k1.into(), v1.into()).unwrap();
+      obj.set(scope, k2.into(), v2.into()).unwrap();
+      obj.set(scope, k3.into(), v3.into()).unwrap();
+    });
+  });
+}
+
+benchmark_group!(
+  benches,
+  ser_struct_v8,
+  ser_struct_json,
+  ser_bool_v8,
+  ser_bool_json,
+  ser_int_v8,
+  ser_int_json,
+  ser_array_v8,
+  ser_array_json,
+  ser_str_v8,
+  ser_str_json,
+  ser_tuple_v8,
+  ser_tuple_json,
+  ser_struct_v8_manual,
+);
+benchmark_main!(benches);