third_party/WebKit/LayoutTests/battery-status/multiple-promises.html

   1 <!DOCTYPE html>
   2 <html>
   3 <body>
   4 <script src="../resources/js-test.js"></script>
   5 <script>
   6 description("Test multiple promise resolution.");
   7
   8 if (!window.testRunner)
   9     debug('This test cannot be run without the TestRunner');
  10
  11 // Clean-up any unused battery manager objects from previous tests.
  12 gc();
  13 jsTestIsAsync = true;
  14 testRunner.waitUntilDone();
  15 testRunner.setCanOpenWindows();
  16 testRunner.setCloseRemainingWindowsWhenComplete(true);
  17
  18 var mockBatteryInfo;
  19 function setAndFireMockBatteryInfo(charging, chargingTime, dischargingTime, level) {
  20     mockBatteryInfo = { charging: charging,
  21                         chargingTime: chargingTime,
  22                         dischargingTime: dischargingTime,
  23                         level: level };
  24     testRunner.didChangeBatteryStatus(charging, chargingTime, dischargingTime, level);
  25 }
  26
  27 // compare obtained battery values with the mock values
  28 function checkBatteryInfo(batteryManager) {
  29     batteryInfo = batteryManager;
  30     shouldBeDefined("batteryInfo");
  31     shouldBeDefined("mockBatteryInfo");
  32     shouldBe('batteryInfo.charging', 'mockBatteryInfo.charging');
  33     shouldBe('batteryInfo.chargingTime', 'mockBatteryInfo.chargingTime');
  34     shouldBe('batteryInfo.dischargingTime', 'mockBatteryInfo.dischargingTime');
  35     shouldBe('batteryInfo.level', 'mockBatteryInfo.level');
  36 }
  37
  38 function batteryStatusFailure() {
  39     testFailed('failed to successfully resolve the promise');
  40     setTimeout(finishJSTest, 0);
  41 }
  42
  43 var promise1Count = 0;
  44 var promise2Count = 0;
  45
  46 function finishIfReady() {
  47     if (promise1Count == 1 && promise2Count == 1)
  48         setTimeout(finishJSTest, 0);
  49 }
  50
  51 promise1 = navigator.getBattery();
  52 promise1.then(
  53     function(battery) {
  54         debug('first resolution');
  55         checkBatteryInfo(battery);
  56         promise1Count++;
  57         finishIfReady();
  58     }, batteryStatusFailure);
  59
  60 promise2 = navigator.getBattery();
  61 promise2.then(
  62     function(battery) {
  63         debug('second resolution');
  64         checkBatteryInfo(battery);
  65         promise2Count++;
  66         finishIfReady();
  67     }, batteryStatusFailure);
  68
  69 shouldBeTrue('promise1 === promise2');
  70 setAndFireMockBatteryInfo(false, 10, 20, 0.5);
  71 </script>
  72 </body>
  73 </html>