toolkit/components/antitracking/test/browser/workerIframe.html
author Andrea Marchesini <amarchesini@mozilla.com>
Wed, 20 Mar 2019 01:06:33 +0000
changeset 525908 7c44e976056eca85a5b9945bc9c42ace1e9310ac
permissions -rw-r--r--
Bug 1536110 - StorageAccess should be propagated to workers, r=Ehsan a=pascalc Differential Revision: https://phabricator.services.mozilla.com/D23861

<html>
<head>
  <title>3rd party content!</title>
  <script type="text/javascript" src="https://example.com/browser/toolkit/components/antitracking/test/browser/storageAccessAPIHelpers.js"></script>
</head>
<body>
<h1>Here the 3rd party content!</h1>
<script>

function info(msg) {
  parent.postMessage({ type: "info", msg }, "*");
}

function ok(what, msg) {
  parent.postMessage({ type: "ok", what: !!what, msg }, "*");
}

function is(a, b, msg) {
  ok(a === b, msg);
}

async function runTest() {
  function workerCode() {
    onmessage = e => {
      try {
        indexedDB.open("test", "1");
        postMessage(true);
      } catch (e) {
        postMessage(false);
      }
    };
  }

  /* import-globals-from storageAccessAPIHelpers.js */
  await noStorageAccessInitially();
  info("Initialized");

  let blob = new Blob([workerCode.toString() + "; workerCode();"]);
  let blobURL = URL.createObjectURL(blob);
  info("Blob created");

  let w = new Worker(blobURL);
  info("Worker created");

  await new Promise(resolve => {
    w.addEventListener("message", e => {
      ok(!e.data, "IDB is disabled");
      resolve();
    }, { once: true });
    w.postMessage("go");
  });

  /* import-globals-from storageAccessAPIHelpers.js */
  await callRequestStorageAccess();

  await new Promise(resolve => {
    w.addEventListener("message", e => {
      ok(e.data, "IDB is enabled");
      resolve();
    }, { once: true });
    w.postMessage("go");
  });

  parent.postMessage({ type: "finish" }, "*");
}

runTest();

</script>
</body>
</html>