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d5634164cb
Closes https://github.com/denoland/deno/issues/2699 Closes https://github.com/denoland/deno/issues/2347 Uses unstable rustfmt features. Since dprint invokes `rustfmt` we do not need to switch the cargo toolchain to nightly. Do we care about formatting stability of our codebase across Rust versions? (I don't)
131 lines
3.2 KiB
Rust
131 lines
3.2 KiB
Rust
// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
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use bencher::benchmark_group;
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use bencher::benchmark_main;
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use bencher::Bencher;
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use serde::Serialize;
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use serde_v8::utils::v8_do;
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use serde_v8::ByteString;
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#[derive(Serialize)]
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struct MathOp {
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arg1: u64,
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arg2: u64,
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operator: Option<String>,
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}
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fn serdo(f: impl FnOnce(&mut v8::HandleScope)) {
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v8_do(|| {
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let isolate = &mut v8::Isolate::new(v8::CreateParams::default());
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let handle_scope = &mut v8::HandleScope::new(isolate);
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let context = v8::Context::new(handle_scope);
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let scope = &mut v8::ContextScope::new(handle_scope, context);
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f(scope);
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})
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}
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macro_rules! dualbench {
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($v8_fn:ident, $json_fn:ident, $src:expr) => {
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fn $v8_fn(b: &mut Bencher) {
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serdo(|scope| {
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let v = $src;
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b.iter(move || {
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let _ = serde_v8::to_v8(scope, &v).unwrap();
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});
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});
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}
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fn $json_fn(b: &mut Bencher) {
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let v = $src;
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b.iter(move || {
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let _ = serde_json::to_string(&v).unwrap();
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});
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}
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};
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}
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dualbench!(
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ser_struct_v8,
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ser_struct_json,
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MathOp {
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arg1: 10,
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arg2: 123,
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operator: None
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}
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);
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dualbench!(ser_bool_v8, ser_bool_json, true);
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dualbench!(ser_int_v8, ser_int_json, 12345);
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dualbench!(
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ser_array_v8,
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ser_array_json,
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vec![1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
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);
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dualbench!(ser_str_v8, ser_str_json, "hello world");
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dualbench!(ser_tuple_v8, ser_tuple_json, (1, false));
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fn ser_struct_v8_manual(b: &mut Bencher) {
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serdo(|scope| {
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let v = MathOp {
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arg1: 10,
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arg2: 123,
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operator: None,
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};
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b.iter(|| {
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let obj = v8::Object::new(scope);
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let k1 = v8::String::new(scope, "arg1").unwrap();
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let k2 = v8::String::new(scope, "arg2").unwrap();
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let k3 = v8::String::new(scope, "operator").unwrap();
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// let k1 = v8::String::new_from_utf8(scope, "arg1".as_ref(), v8::NewStringType::Internalized).unwrap();
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// let k2 = v8::String::new_from_utf8(scope, "arg2".as_ref(), v8::NewStringType::Internalized).unwrap();
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// let k3 = v8::String::new_from_utf8(scope, "operator".as_ref(), v8::NewStringType::Internalized).unwrap();
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let v1 = v8::Number::new(scope, v.arg1 as f64);
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let v2 = v8::Number::new(scope, v.arg2 as f64);
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let v3 = v8::null(scope);
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obj.set(scope, k1.into(), v1.into()).unwrap();
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obj.set(scope, k2.into(), v2.into()).unwrap();
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obj.set(scope, k3.into(), v3.into()).unwrap();
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});
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});
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}
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fn ser_bstr_12_b(b: &mut Bencher) {
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serdo(|scope| {
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let bstr = ByteString::from("hello world\n");
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b.iter(|| {
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let _ = serde_v8::to_v8(scope, &bstr).unwrap();
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});
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});
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}
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fn ser_bstr_1024_b(b: &mut Bencher) {
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serdo(|scope| {
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let mut s = "hello world\n".repeat(100);
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s.truncate(1024);
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let bstr = ByteString::from(s);
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b.iter(|| {
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let _ = serde_v8::to_v8(scope, &bstr).unwrap();
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});
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});
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}
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benchmark_group!(
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benches,
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ser_struct_v8,
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ser_struct_json,
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ser_bool_v8,
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ser_bool_json,
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ser_int_v8,
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ser_int_json,
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ser_array_v8,
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ser_array_json,
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ser_str_v8,
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ser_str_json,
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ser_tuple_v8,
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ser_tuple_json,
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ser_struct_v8_manual,
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ser_bstr_12_b,
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ser_bstr_1024_b,
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);
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benchmark_main!(benches);
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