tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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WorkerTest_subworker.js (1000B)

      1 /**
      2 * Any copyright is dedicated to the Public Domain.
      3 * http://creativecommons.org/publicdomain/zero/1.0/
      4 */
      5 onmessage = function (event) {
      6  let chromeURL = event.data.replace(
      7    "test_chromeWorkerJSM.xhtml",
      8    "WorkerTest_badworker.js"
      9  );
     10 
     11  let mochitestURL = event.data
     12    .replace("test_chromeWorkerJSM.xhtml", "WorkerTest_badworker.js")
     13    .replace(
     14      "chrome://mochitests/content/chrome",
     15      "http://mochi.test:8888/tests"
     16    );
     17 
     18  // We should be able to XHR to anything we want, including a chrome URL.
     19  let xhr = new XMLHttpRequest();
     20  xhr.open("GET", mochitestURL, false);
     21  xhr.send();
     22 
     23  if (!xhr.responseText) {
     24    throw "Can't load script file via XHR!";
     25  }
     26 
     27  // We shouldn't be able to make a ChromeWorker to a non-chrome URL.
     28  try {
     29    new ChromeWorker(mochitestURL);
     30  } catch (e) {
     31    if (e.name === "SecurityError") {
     32      postMessage("Done");
     33      return;
     34    }
     35  }
     36  throw "creating a chrome worker with a bad URL should throw a SecurityError";
     37 };