test_backgroundtask_update_sync_manager.js

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/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*-

 * vim: sw=4 ts=4 sts=4 et

 * This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

"use strict";

add_task(async function test_backgroundtask_update_sync_manager() {

  // The task returns 80 if another instance is running, 81 otherwise.  xpcshell

  // itself counts as an instance, so the background task will see it and think

  // another instance is running.

//

  // This can also be achieved by overriding directory providers, but

  // that's not particularly robust in the face of parallel testing.

  // Doing it this way exercises `resetLock` with a path.

  let exitCode = await do_backgroundtask("update_sync_manager", {

    extraArgs: [Services.dirsvc.get("XREExeF", Ci.nsIFile).path],

});

  Assert.equal(80, exitCode, "Another instance is running");

  // If we tell the backgroundtask to use a unique appPath, the

  // background task won't see any other instances running.

  let file = do_get_profile();

  file.append("customExePath");

  file.append("customExe");

  exitCode = await do_backgroundtask("update_sync_manager", {

    extraArgs: [file.path],

});

  Assert.equal(81, exitCode, "No other instance is running");

  let upperCaseFile = Cc["@mozilla.org/file/local;1"].createInstance(

    Ci.nsIFile

);

  upperCaseFile.initWithPath(

    Services.dirsvc.get("XREExeF", Ci.nsIFile).path.toUpperCase()

);

  if (upperCaseFile.exists()) {

    // The uppercased path can still be used to access the exe, indicating a

    // case-insensitive filesystem (as is usual on Windows and macOS), so path

    // normalization can be tested.

    exitCode = await do_backgroundtask("update_sync_manager", {

      extraArgs: [upperCaseFile.path],

});

    Assert.equal(80, exitCode, "Another instance is running");

});