tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
Log | Files | Refs | README | LICENSE

different-initiators.sub.https.html (3122B)

      1 <!DOCTYPE html>
      2 <meta name="timeout" content="long">
      3 <script src="/resources/testharness.js"></script>
      4 <script src="/resources/testharnessreport.js"></script>
      5 <script src="/common/utils.js"></script>
      6 <script src="/common/dispatcher/dispatcher.js"></script>
      7 <script src="../resources/utils.js"></script>
      8 <script src="resources/utils.sub.js"></script>
      9 <script src="/service-workers/service-worker/resources/test-helpers.sub.js"></script>
     10 
     11 <meta name="variant" content="?cross-site-1">
     12 <meta name="variant" content="?cross-site-2">
     13 <meta name="variant" content="?same-site">
     14 
     15 <script>
     16 setup(() => assertSpeculationRulesIsSupported());
     17 
     18 // Regression test for https://crbug.com/1423234.
     19 promise_test(async t => {
     20  // Open 2 windows.
     21  const hostname1 =
     22      location.search === '?cross-site-1' ? '{{hosts[alt][www]}}' : undefined;
     23  const hostname2 =
     24      location.search === '?cross-site-2' ? '{{hosts[alt][www]}}' : undefined;
     25  const initiator1 = await spawnWindow(
     26      t, { protocol: 'https', hostname: hostname1 });
     27  const initiator2 = await spawnWindow(
     28      t, { protocol: 'https', hostname: hostname2 });
     29 
     30  // Start speculation rules prefetch from `initiator1`.
     31  const nextUrl = initiator1.getExecutorURL({ protocol: 'https', page: 2 });
     32  await initiator1.forceSinglePrefetch(nextUrl);
     33 
     34  // Register a SW for `nextUrl` -- this is a trick to make the prefetched
     35  // result to put in `PrefetchService::prefetches_ready_to_serve_` in
     36  // Chromium implementation but actually not used by this navigation.
     37  const r = await service_worker_unregister_and_register(
     38      t, 'resources/sw.js', nextUrl);
     39  await wait_for_state(t, r.installing, 'activated');
     40 
     41  // Navigate `initiator1`.
     42  // This doesn't use the prefetched result due to the ServiceWorker.
     43  await initiator1.navigate(nextUrl);
     44 
     45  // Navigate `initiator1` away from `nextUrl`.
     46  const headers1 = await initiator1.execute_script(() => {
     47    window.executor.suspend(() => {
     48      location.href = 'about:blank';
     49    });
     50    return requestHeaders;
     51  }, []);
     52 
     53  // Unregister the SW.
     54  await service_worker_unregister(t, nextUrl);
     55 
     56  // Navigate `initiator2`.
     57  // This shouldn't use the prefetched result because the initiator Documents
     58  // (even sites) are different.
     59  await initiator2.execute_script((url) => {
     60    window.executor.suspend(() => {
     61      location.href = url;
     62    });
     63  }, [nextUrl]);
     64 
     65  // Note: while the Window for `initiator2` remains open, the executor ID of
     66  // the page is the ID of `nextUrl`, which is `initiator1.context_id`.
     67  // So `initiator1` is used below for manipulating the Window for `initiator2`.
     68  assert_equals(
     69      await initiator1.execute_script(() => location.href),
     70      nextUrl.toString(),
     71      "expected navigation to reach destination URL");
     72 
     73  const headers2 = await initiator1.execute_script(() => {
     74    return requestHeaders;
     75  }, []);
     76 
     77  assert_not_prefetched(headers1,
     78      "Prefetch should not work due to ServiceWorker.");
     79 
     80  assert_not_prefetched(headers2,
     81      "Prefetch should not work for different initiators.");
     82 }, "Cross-initiator prefetches using ServiceWorker tricks");
     83 </script>