tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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browser_restoreTabContainer.js (2336B)

      1 /* This Source Code Form is subject to the terms of the Mozilla Public
      2 * License, v. 2.0. If a copy of the MPL was not distributed with this
      3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      4 
      5 "use strict";
      6 
      7 const TEST_PATH = getRootDirectory(gTestPath).replace(
      8  "chrome://mochitests/content",
      9  "https://example.com"
     10 );
     11 
     12 add_task(async function () {
     13  const testUserContextId = 2;
     14  const testCases = [
     15    {
     16      url: `${TEST_PATH}empty.html`,
     17      crossOriginIsolated: false,
     18    },
     19    {
     20      url: `${TEST_PATH}coop_coep.html`,
     21      crossOriginIsolated: true,
     22    },
     23  ];
     24 
     25  for (const testCase of testCases) {
     26    let tab = BrowserTestUtils.addTab(gBrowser, testCase.url, {
     27      userContextId: testUserContextId,
     28    });
     29    await promiseBrowserLoaded(tab.linkedBrowser);
     30 
     31    is(
     32      tab.userContextId,
     33      testUserContextId,
     34      `The tab was opened with the expected userContextId`
     35    );
     36 
     37    await SpecialPowers.spawn(
     38      tab.linkedBrowser,
     39      [testCase.crossOriginIsolated],
     40      async expectedCrossOriginIsolated => {
     41        is(
     42          content.window.crossOriginIsolated,
     43          expectedCrossOriginIsolated,
     44          `The tab was opened in the expected crossOriginIsolated environment`
     45        );
     46      }
     47    );
     48 
     49    let sessionPromise = BrowserTestUtils.waitForSessionStoreUpdate(tab);
     50    BrowserTestUtils.removeTab(tab);
     51    await sessionPromise;
     52 
     53    let restoredTab = SessionStore.undoCloseTab(window, 0);
     54 
     55    // TODO: also check that `promiseTabRestored` is fulfilled. This currently
     56    // doesn't happen correctly in some cases, as the content restore is aborted
     57    // when the process switch occurs to load a cross-origin-isolated document
     58    // into a different process.
     59    await promiseBrowserLoaded(restoredTab.linkedBrowser);
     60 
     61    is(
     62      restoredTab.userContextId,
     63      testUserContextId,
     64      `The tab was restored with the expected userContextId`
     65    );
     66 
     67    await SpecialPowers.spawn(
     68      restoredTab.linkedBrowser,
     69      [testCase.crossOriginIsolated],
     70      async expectedCrossOriginIsolated => {
     71        is(
     72          content.window.crossOriginIsolated,
     73          expectedCrossOriginIsolated,
     74          `The tab was restored in the expected crossOriginIsolated environment`
     75        );
     76      }
     77    );
     78 
     79    BrowserTestUtils.removeTab(restoredTab);
     80  }
     81 });