The Tor Browser / file revision

 /* Any copyright is dedicated to the Public Domain.

  * http://creativecommons.org/publicdomain/zero/1.0/ */

 "use strict";

 // Tests exports from Timer.jsm

 let imported = {};

 Components.utils.import("resource://gre/modules/Timer.jsm", imported);

 function run_test(browser, tab, document) {

   do_test_pending();

   let timeout1 = imported.setTimeout(function() do_throw("Should not be called"), 100);

   do_check_eq(typeof timeout1, "number", "setTimeout returns a number");

   do_check_true(timeout1 > 0, "setTimeout returns a positive number");

   let timeout2 = imported.setTimeout(function(param1, param2) {

     do_check_true(true, "Should be called");

     do_check_eq(param1, 5, "first parameter is correct");

     do_check_eq(param2, "test", "second parameter is correct");

     do_test_finished();

   }, 100, 5, "test");

   do_check_eq(typeof timeout2, "number", "setTimeout returns a number");

   do_check_true(timeout2 > 0, "setTimeout returns a positive number");

   do_check_neq(timeout1, timeout2, "Calling setTimeout again returns a different value");

   imported.clearTimeout(timeout1);

 }