nodejs-mozilla/benchmark/worker/messageport.js

43 lines
805 B
JavaScript

'use strict';
const common = require('../common.js');
const { MessageChannel } = require('worker_threads');
const bench = common.createBenchmark(main, {
payload: ['string', 'object'],
n: [1e6]
});
function main(conf) {
const n = conf.n;
let payload;
switch (conf.payload) {
case 'string':
payload = 'hello world!';
break;
case 'object':
payload = { action: 'pewpewpew', powerLevel: 9001 };
break;
default:
throw new Error('Unsupported payload type');
}
const { port1, port2 } = new MessageChannel();
let messages = 0;
port2.onmessage = () => {
if (messages++ === n) {
bench.end(n);
port1.close();
} else {
write();
}
};
bench.start();
write();
function write() {
port1.postMessage(payload);
}
}