servo/tests/wpt/web-platform-tests/serial/resources/serial-allowed-by-feature-policy-worker.js

'use strict';

importScripts('/resources/testharness.js');

let workerType;

if (typeof postMessage === 'function') {
  workerType = 'dedicated';
}

promise_test(() => navigator.serial.getPorts(),
    `Inherited header feature policy allows ${workerType} workers.`);

done();