mirror of
https://github.com/denoland/deno
synced 2024-08-28 12:29:31 +00:00
69 lines
1.6 KiB
JavaScript
69 lines
1.6 KiB
JavaScript
// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
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// v8 builtin that's close to the upper bound non-NOPs
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Deno.bench("date_now", { n: 5e5 }, () => {
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Date.now();
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});
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function addJS(a, b) {
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return a + b;
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}
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Deno.bench("add_js", () => addJS(1, 2));
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// A very lightweight op, that should be highly optimizable
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Deno.bench("perf_now", { n: 5e5 }, () => {
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performance.now();
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});
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Deno.bench("open_file_sync", () => {
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using _file = Deno.openSync("./cli/bench/testdata/128k.bin");
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});
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// A common "language feature", that should be fast
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// also a decent representation of a non-trivial JSON-op
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{
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let i = 0;
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Deno.bench("url_parse", { n: 5e4 }, () => {
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new URL(`http://www.google.com/${i}`);
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i++;
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});
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}
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Deno.bench("blob_text_large", { n: 100 }, () => {
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new Blob([input]).text();
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});
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const input = "long-string".repeat(99999);
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Deno.bench("b64_rt_long", { n: 100 }, () => {
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atob(btoa(input));
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});
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Deno.bench("b64_rt_short", { n: 1e6 }, () => {
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atob(btoa("123"));
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});
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{
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const buf = new Uint8Array(100);
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const file = Deno.openSync("/dev/zero");
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Deno.bench("read_zero", { n: 5e5 }, () => {
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Deno.readSync(file.rid, buf);
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});
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}
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{
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// Not too large since we want to measure op-overhead not sys IO
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const dataChunk = new Uint8Array(100);
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const file = Deno.openSync("/dev/null", { write: true });
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Deno.bench("write_null", { n: 5e5 }, () => {
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Deno.writeSync(file.rid, dataChunk);
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});
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}
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Deno.bench(
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"read_128k",
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{ n: 5e4 },
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() => Deno.readFile("./cli/bench/testdata/128k.bin"),
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);
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Deno.bench("request_new", { n: 5e5 }, () => new Request("https://deno.land"));
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