tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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browser_unlinkable_about_page_can_load_module_scripts.js (2329B)

      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 
      6 "use strict";
      7 
      8 const kTestPage = getRootDirectory(gTestPath) + "file_load_module_script.html";
      9 
     10 const kDefaultFlags =
     11  Ci.nsIAboutModule.ALLOW_SCRIPT |
     12  Ci.nsIAboutModule.URI_MUST_LOAD_IN_CHILD |
     13  Ci.nsIAboutModule.URI_CAN_LOAD_IN_PRIVILEGEDABOUT_PROCESS |
     14  Ci.nsIAboutModule.URI_SAFE_FOR_UNTRUSTED_CONTENT;
     15 
     16 const kAboutPagesRegistered = Promise.all([
     17  BrowserTestUtils.registerAboutPage(
     18    registerCleanupFunction,
     19    "test-linkable-page",
     20    kTestPage,
     21    kDefaultFlags | Ci.nsIAboutModule.MAKE_LINKABLE
     22  ),
     23  BrowserTestUtils.registerAboutPage(
     24    registerCleanupFunction,
     25    "test-unlinkable-page",
     26    kTestPage,
     27    kDefaultFlags
     28  ),
     29 ]);
     30 
     31 add_task(async function () {
     32  await kAboutPagesRegistered;
     33 
     34  let consoleListener = {
     35    observe() {
     36      errorCount++;
     37      if (shouldHaveJSError) {
     38        ok(true, "JS error is expected and received");
     39      } else {
     40        ok(false, "Unexpected JS error was received");
     41      }
     42    },
     43  };
     44  Services.console.registerListener(consoleListener);
     45  registerCleanupFunction(() =>
     46    Services.console.unregisterListener(consoleListener)
     47  );
     48 
     49  let shouldHaveJSError = true;
     50  let errorCount = 0;
     51  await BrowserTestUtils.withNewTab(
     52    { gBrowser, url: "about:test-linkable-page" },
     53    async browser => {
     54      await SpecialPowers.spawn(browser, [], () => {
     55        isnot(
     56          content.document.body.textContent,
     57          "scriptLoaded",
     58          "The page content shouldn't be changed on the linkable page"
     59        );
     60      });
     61    }
     62  );
     63  Assert.greater(
     64    errorCount,
     65    0,
     66    "Should have an error when loading test-linkable-page, got " + errorCount
     67  );
     68 
     69  shouldHaveJSError = false;
     70  errorCount = 0;
     71  await BrowserTestUtils.withNewTab(
     72    { gBrowser, url: "about:test-unlinkable-page" },
     73    async browser => {
     74      await SpecialPowers.spawn(browser, [], () => {
     75        is(
     76          content.document.body.textContent,
     77          "scriptLoaded",
     78          "The page content should be changed on the unlinkable page"
     79        );
     80      });
     81    }
     82  );
     83  is(errorCount, 0, "Should have no errors when loading test-unlinkable-page");
     84 });