The Tor Browser: toolkit/webapps/tests/head.js@b8a032363ba2

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

     1 /* Any copyright is dedicated to the Public Domain.

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

     4 const { classes: Cc, interfaces: Ci, utils: Cu } = Components;

     6 Cu.import("resource://gre/modules/osfile.jsm");

     7 Cu.import("resource://gre/modules/Task.jsm");

     8 Cu.import("resource://gre/modules/Promise.jsm");

    10 const LINUX = navigator.platform.startsWith("Linux");

    11 const MAC = navigator.platform.startsWith("Mac");

    12 const WIN = navigator.platform.startsWith("Win");

    13 const MAC_106 = navigator.userAgent.contains("Mac OS X 10.6");

    15 function checkFiles(files) {

    16   return Task.spawn(function*() {

    17     for (let file of files) {

    18       if (!(yield OS.File.exists(file))) {

    19         info("File doesn't exist: " + file);

    20         return false;

    21       }

    22     }

    24     return true;

    25   });

    26 }

    28 function checkDateHigherThan(files, date) {

    29   return Task.spawn(function*() {

    30     for (let file of files) {

    31       if (!(yield OS.File.exists(file))) {

    32         info("File doesn't exist: " + file);

    33         return false;

    34       }

    36       let stat = yield OS.File.stat(file);

    37       if (!(stat.lastModificationDate > date)) {

    38         info("File not newer: " + file);

    39         return false;

    40       }

    41     }

    43     return true;

    44   });

    45 }

    47 function wait(time) {

    48   let deferred = Promise.defer();

    50   setTimeout(function() {

    51     deferred.resolve();

    52   }, time);

    54   return deferred.promise;

    55 }

    57 // Helper to create a nsIFile from a set of path components

    58 function getFile() {

    59   let file = Cc["@mozilla.org/file/local;1"].createInstance(Ci.nsIFile);

    60   file.initWithPath(OS.Path.join.apply(OS.Path, arguments));

    61   return file;

    62 }

    64 function setDryRunPref() {

    65   let old_dry_run;

    66   try {

    67     old_dry_run = Services.prefs.getBoolPref("browser.mozApps.installer.dry_run");

    68   } catch (ex) {}

    70   Services.prefs.setBoolPref("browser.mozApps.installer.dry_run", false);

    72   SimpleTest.registerCleanupFunction(function() {

    73     if (old_dry_run === undefined) {

    74       Services.prefs.clearUserPref("browser.mozApps.installer.dry_run");

    75     } else {

    76       Services.prefs.setBoolPref("browser.mozApps.installer.dry_run", old_dry_run);

    77     }

    78   });

    79 }

The Tor Browser / file revision