2024-01-01 14:58:21 -05:00
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// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
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2023-03-03 08:34:10 -05:00
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// Note: when benchmarking across different Deno version, make sure to clear
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// the DENO_DIR cache.
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let [total, count] = typeof Deno !== "undefined" ? Deno.args : [];
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total = total ? parseInt(total, 0) : 50;
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count = count ? parseInt(count, 10) : 1000000;
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function bench(fun) {
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const start = Date.now();
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for (let i = 0; i < count; i++) fun(i);
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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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localStorage.clear();
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localStorage.setItem("foo", "bar");
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bench(() => localStorage.getItem("foo"));
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