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23 lines
851 B
JavaScript
23 lines
851 B
JavaScript
// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
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// deno-lint-ignore-file no-console no-process-globals
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const queueMicrotask = globalThis.queueMicrotask || process.nextTick;
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let [total, count] = typeof Deno !== "undefined"
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? Deno.args
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: [process.argv[2], process.argv[3]];
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total = total ? parseInt(total, 0) : 50;
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count = count ? parseInt(count, 10) : 10000;
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async function bench(fun) {
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const start = Date.now();
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for (let i = 0; i < count; i++) await fun();
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const elapsed = Date.now() - start;
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const rate = Math.floor(count / (elapsed / 1000));
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console.log(`time ${elapsed} ms rate ${rate}`);
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if (--total) queueMicrotask(() => bench(fun));
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}
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bench(() => Deno.writeFile("/dev/null", new Uint8Array(10)));
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// const fs = require("fs").promises;
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// bench(() => fs.writeFile("/dev/null", new Uint8Array(10)));
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