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@@ -57,4 +57,36 @@ btn.addEventListener('click', async () => {
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changeLight(yellow)
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await delay(1000)
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changeLight(red)
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-});
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+})
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+
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+async function speedtest(getPromise, count, parallel = 1) {
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+ let time = performance.now();
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+ let promisesArr = [];
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+ let initParallel = parallel;
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+ for (let i = 0; i < count; i++) {
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+ promisesArr.push(getPromise);
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+ parallel--;
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+ await Promise.all(promisesArr);
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+ }
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+
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+ time = performance.now() - time;
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+
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+ return {
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+ duration: time,
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+ querySpeed: count / time,
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+ queryDuration: time / count,
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+ parallelSpeed: (count / time) * initParallel,
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+ parallelDuration: time / (count * initParallel),
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+ };
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+}
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+
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+speedtest(() => delay(1000), 10, 10).then((res) =>console.log(res));
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+speedtest(
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+ () =>
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+ fetch("http://swapi.dev/api/people/1").then((res) =>
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+ res.json()
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+ ),
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+ 2,
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+ 2
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+).then((v)=>console.log(v))
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+
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