1
0
Fork 0
mirror of https://github.com/denoland/deno.git synced 2024-12-13 02:52:54 -05:00
denoland-deno/cli/bench/deno_common.js

97 lines
2.2 KiB
JavaScript
Raw Normal View History

// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
2022-03-04 15:45:24 -05:00
// v8 builtin that's close to the upper bound non-NOPs
Deno.bench("date_now", { n: 5e5 }, () => {
Date.now();
});
2022-08-21 08:07:53 -04:00
// Fast API calls
{
// deno-lint-ignore camelcase
const { op_add } = Deno[Deno.internal].core.ops;
2022-08-21 08:07:53 -04:00
// deno-lint-ignore no-inner-declarations
function add(a, b) {
return op_add(a, b);
2022-08-21 08:07:53 -04:00
}
// deno-lint-ignore no-inner-declarations
function addJS(a, b) {
return a + b;
}
Deno.bench("op_add", () => add(1, 2));
Deno.bench("add_js", () => addJS(1, 2));
}
// deno-lint-ignore camelcase
const { op_void_sync } = Deno[Deno.internal].core.ops;
2022-08-21 08:07:53 -04:00
function sync() {
return op_void_sync();
2022-08-21 08:07:53 -04:00
}
sync(); // Warmup
// Void ops measure op-overhead
2022-08-21 08:07:53 -04:00
Deno.bench("op_void_sync", () => sync());
Deno.bench(
"op_void_async",
{ n: 1e6 },
() => Deno[Deno.internal].core.opAsync("op_void_async"),
);
// A very lightweight op, that should be highly optimizable
Deno.bench("perf_now", { n: 5e5 }, () => {
performance.now();
});
Deno.bench("open_file_sync", () => {
const file = Deno.openSync("./cli/bench/testdata/128k.bin");
file.close();
});
// A common "language feature", that should be fast
// also a decent representation of a non-trivial JSON-op
{
let i = 0;
Deno.bench("url_parse", { n: 5e4 }, () => {
new URL(`http://www.google.com/${i}`);
i++;
});
}
Deno.bench("blob_text_large", { n: 100 }, () => {
new Blob([input]).text();
});
const input = "long-string".repeat(99999);
Deno.bench("b64_rt_long", { n: 100 }, () => {
atob(btoa(input));
});
Deno.bench("b64_rt_short", { n: 1e6 }, () => {
atob(btoa("123"));
});
{
const buf = new Uint8Array(100);
const file = Deno.openSync("/dev/zero");
Deno.bench("read_zero", { n: 5e5 }, () => {
Deno.readSync(file.rid, buf);
});
}
{
// Not too large since we want to measure op-overhead not sys IO
const dataChunk = new Uint8Array(100);
const file = Deno.openSync("/dev/null", { write: true });
Deno.bench("write_null", { n: 5e5 }, () => {
Deno.writeSync(file.rid, dataChunk);
});
}
Deno.bench(
"read_128k",
{ n: 5e4 },
() => Deno.readFile("./cli/bench/testdata/128k.bin"),
);
Deno.bench("request_new", { n: 5e5 }, () => new Request("https://deno.land"));