src/chrome/test/data/extensions/api_test/permissions/optional_retain_gesture/background.js

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 var fail = chrome.test.callbackFail;
   6
   7 var GESTURE_ERROR = "This function must be called during a user gesture";
   8
   9 function busyLoop(milliseconds) {
  10   var startTime = new Date().getTime();
  11   while (new Date().getTime() - startTime < milliseconds) {}
  12 }
  13
  14 chrome.test.getConfig(function(config) {
  15   chrome.test.runTests([
  16     function testPermissionsRetainGesture() {
  17       chrome.test.runWithUserGesture(function() {
  18         chrome.permissions.request(
  19             {permissions: ['bookmarks']},
  20             function(granted) {
  21               chrome.test.assertTrue(granted);
  22
  23               // The user gesture is retained, so we can request again.
  24               chrome.permissions.request(
  25                   {permissions: ['bookmarks']},
  26                   function(granted) {
  27                     chrome.test.assertTrue(granted);
  28
  29                     // The user gesture is retained but is consumed outside,
  30                     // so the following request will fail.
  31                     chrome.permissions.request(
  32                         {permissions: ['bookmarks']},
  33                         fail(GESTURE_ERROR));
  34                   }
  35               );
  36
  37               // Consume the user gesture
  38               window.open("", "", "");
  39             }
  40         );
  41       });
  42     },
  43
  44     function testPermissionsRetainGestureExpire() {
  45       chrome.test.runWithUserGesture(function() {
  46         chrome.permissions.request(
  47             {permissions: ['bookmarks']},
  48             function(granted) {
  49               chrome.test.assertTrue(granted);
  50
  51               var request = function() {
  52                 // The following request will fail if the user gesture is
  53                 // expired.
  54                 chrome.permissions.request(
  55                     {permissions: ['bookmarks']},
  56                     function(granted1) {
  57                       if (chrome.runtime.lastError) {
  58                         chrome.test.assertFalse(granted1);
  59                         chrome.test.assertEq(chrome.runtime.lastError.message,
  60                                              GESTURE_ERROR);
  61                         chrome.test.succeed();
  62                       } else {
  63                         console.log("Retrying permissions.request in 3 " +
  64                             "seconds");
  65                         busyLoop(3000);
  66                         request();
  67                       }
  68                     });
  69               };
  70
  71               // Wait 2s since the user gesture timeout is 1s.
  72               busyLoop(2000);
  73               request();
  74             }
  75         );
  76       });
  77     }
  78   ]);
  79 });