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benchmark.js
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benchmark.js
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var os= require('os');
var Benchmark = require('benchmark');
var suite = new Benchmark.Suite();
var EventEmitter = require('events').EventEmitter;
var emitter = new EventEmitter;
var EventEmitter2 = require('../../lib/eventemitter2').EventEmitter2;
var emitter2 = new EventEmitter2;
var EventEmitterB = require('events').EventEmitter;
var emitterB = new EventEmitterB;
var EventEmitter3 = require('eventemitter3').EventEmitter;
var emitter3 = new EventEmitter3;
console.log('Platform: ' + [
process.platform,
process.arch,
Math.round((os.totalmem() / (1024 * 1024))) + 'MB'
].join(', '));
console.log('Node version: ' + process.version);
var cpus= {};
os.cpus().forEach(function(cpu){
var id= [cpu.model.trim(), ' @ ', cpu.speed, 'MHz'].join('');
if(!cpus[id]){
cpus[id]= 1;
}else{
cpus[id]++;
}
});
console.log('CPU:' + Object.entries(cpus).map(function(data){
return [' ', data[1], ' x ', data[0]].join('');
}).join('\n'));
console.log('----------------------------------------------------------------');
suite
.add('EventEmitterHeatUp', function() {
emitterB.on('test3', function () { 1==1; });
emitterB.emit('test3');
emitterB.removeAllListeners('test3');
})
.add('EventEmitter', function() {
emitter.on('test1', function () { 1==1; });
emitter.emit('test1');
emitter.removeAllListeners('test1');
})
.add('EventEmitter2', function() {
emitter2.on('test2', function () { 1==1; });
emitter2.emit('test2');
emitter2.removeAllListeners('test2');
})
.add('EventEmitter2 (wild)', function() {
emitter2.on('test2.foo', function () { 1==1; });
emitter2.emit('test2.foo');
emitter2.removeAllListeners('test2.foo');
})
.add('EventEmitter3', function() {
emitter3.on('test2', function () { 1==1; });
emitter3.emit('test2');
emitter3.removeAllListeners('test2');
})
.on('cycle', function(event, bench) {
console.log(String(event.target));
})
.on('complete', function() {
console.log('\nFastest is ' + this.filter('fastest').map('name'));
})
.run(true);