mirror of https://github.com/nodejs/node.git
27 lines
652 B
JavaScript
27 lines
652 B
JavaScript
'use strict';
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const common = require('../common.js');
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const bench = common.createBenchmark(main, {
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n: [1e5],
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nListener: [1, 5, 10],
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});
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function main({ n, nListener }) {
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const target = new EventTarget();
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const listeners = [];
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for (let k = 0; k < nListener; k += 1)
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listeners.push(() => {});
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bench.start();
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for (let i = 0; i < n; i += 1) {
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const dummy = (i % 2 === 0) ? 'dummy0' : 'dummy1';
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for (let k = listeners.length; --k >= 0;) {
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target.addEventListener(dummy, listeners[k]);
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}
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for (let k = listeners.length; --k >= 0;) {
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target.removeEventListener(dummy, listeners[k]);
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}
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}
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bench.end(n);
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}
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