tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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browser_styleeditor_private_perwindowpb.js (2145B)

      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 // This test makes sure that the style editor does not store any
      8 // content CSS files in the permanent cache when opened from a private window tab.
      9 
     10 const TEST_URL = `http://${TEST_HOST}/browser/devtools/client/styleeditor/test/test_private.html`;
     11 
     12 add_task(async function () {
     13  info("Opening a new private window");
     14  const win = await BrowserTestUtils.openNewBrowserWindow({ private: true });
     15 
     16  info("Clearing the browser cache");
     17  Services.cache2.clear();
     18 
     19  const { toolbox, ui } = await openStyleEditorForURL(TEST_URL, win);
     20 
     21  is(ui.editors.length, 1, "The style editor contains one sheet.");
     22  const editor = ui.editors[0];
     23  is(
     24    editor.friendlyName,
     25    "test_private.css",
     26    "The style editor contains the expected stylesheet"
     27  );
     28 
     29  await editor.getSourceEditor();
     30 
     31  await checkDiskCacheFor(editor.friendlyName);
     32 
     33  await toolbox.destroy();
     34 
     35  const onUnload = new Promise(done => {
     36    win.addEventListener("unload", function listener(event) {
     37      if (event.target == win.document) {
     38        win.removeEventListener("unload", listener);
     39        done();
     40      }
     41    });
     42  });
     43  win.close();
     44  await onUnload;
     45 });
     46 
     47 function checkDiskCacheFor(fileName) {
     48  let foundPrivateData = false;
     49 
     50  return new Promise(resolve => {
     51    Visitor.prototype = {
     52      onCacheStorageInfo(num) {
     53        info("disk storage contains " + num + " entries");
     54      },
     55      onCacheEntryInfo(uri) {
     56        const urispec = uri.asciiSpec;
     57        info(urispec);
     58        foundPrivateData = foundPrivateData || urispec.includes(fileName);
     59      },
     60      onCacheEntryVisitCompleted() {
     61        is(foundPrivateData, false, "web content present in disk cache");
     62        resolve();
     63      },
     64    };
     65    function Visitor() {}
     66 
     67    const storage = Services.cache2.diskCacheStorage(
     68      Services.loadContextInfo.default
     69    );
     70    storage.asyncVisitStorage(
     71      new Visitor(),
     72      /* Do walk entries */
     73      true
     74    );
     75  });
     76 }