From 1cdd2504b1cebc8ecf50f65f57959765e2a7b328 Mon Sep 17 00:00:00 2001 From: Divy Srivastava Date: Mon, 5 Sep 2022 17:20:48 +0530 Subject: perf(runtime): flatten arguments for write_file ops (#15776) --- cli/bench/write_file.js | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 cli/bench/write_file.js (limited to 'cli/bench/write_file.js') diff --git a/cli/bench/write_file.js b/cli/bench/write_file.js new file mode 100644 index 000000000..2f09b3645 --- /dev/null +++ b/cli/bench/write_file.js @@ -0,0 +1,21 @@ +// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license. +const queueMicrotask = globalThis.queueMicrotask || process.nextTick; +let [total, count] = typeof Deno !== "undefined" + ? Deno.args + : [process.argv[2], process.argv[3]]; + +total = total ? parseInt(total, 0) : 50; +count = count ? parseInt(count, 10) : 10000; + +async function bench(fun) { + const start = Date.now(); + for (let i = 0; i < count; i++) await fun(); + const elapsed = Date.now() - start; + const rate = Math.floor(count / (elapsed / 1000)); + console.log(`time ${elapsed} ms rate ${rate}`); + if (--total) queueMicrotask(() => bench(fun)); +} + +bench(() => Deno.writeFile("/dev/null", new Uint8Array(10))); +// const fs = require("fs").promises; +// bench(() => fs.writeFile("/dev/null", new Uint8Array(10))); -- cgit v1.2.3