The Tor Browser: toolkit/mozapps/update/tests/unit_base_updater/marVersionDowngrade.js@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     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  */

     6 /* Test version downgrade MAR security check */

     8 function run_test() {

     9   if (!IS_MAR_CHECKS_ENABLED) {

    10     return;

    11   }

    13   setupTestCommon();

    14   // We don't actually care if the MAR has any data, we only care about the

    15   // application return code and update.status result.

    16   gTestFiles = gTestFilesCommon;

    17   gTestDirs = [];

    18   setupUpdaterTest(FILE_OLD_VERSION_MAR, false, false);

    20   // Apply the MAR

    21   // Note that if execv is used, the updater process will turn into the

    22   // callback process, so its return code will be that of the callback

    23   // app.

    24   runUpdate((USE_EXECV ? 0 : 1), STATE_FAILED_VERSION_DOWNGRADE_ERROR);

    25 }

    27 function checkUpdateApplied() {

    28   checkFilesAfterUpdateSuccess();

    29   doTestFinish();

    30 }

The Tor Browser / file revision