test/parallel/test-worker-message-port-multiple-sharedarraybuffers.js


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'use strict';
const common = require('../common');
const assert = require('assert');
const { MessageChannel } = require('worker_threads');

// Regression test for https://github.com/nodejs/node/issues/28559

const obj = [
  [ new SharedArrayBuffer(0), new SharedArrayBuffer(1) ],
  [ new SharedArrayBuffer(2), new SharedArrayBuffer(3) ]
];

const { port1, port2 } = new MessageChannel();
port1.once('message', common.mustCall((message) => {
  assert.deepStrictEqual(message, obj);
}));
port2.postMessage(obj);