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'use strict';
const common = require('../common.js');
const events = require('events');
const bench = common.createBenchmark(main, { n: [1e6] });
function main({ n }) {
const ee = new events.EventEmitter();
const listeners = [];
var k;
for (k = 0; k < 10; k += 1)
listeners.push(() => {});
bench.start();
for (var i = 0; i < n; i += 1) {
const dummy = (i % 2 === 0) ? 'dummy0' : 'dummy1';
for (k = listeners.length; --k >= 0; /* empty */) {
ee.on(dummy, listeners[k]);
}
for (k = listeners.length; --k >= 0; /* empty */) {
ee.removeListener(dummy, listeners[k]);
}
}
bench.end(n);
}