third_party/WebKit/LayoutTests/screen_orientation/page-visibility.html

   1 <!DOCTYPE html>
   2 <html>
   3 <body>
   4 <script src="../resources/testharness.js"></script>
   5 <script src="../resources/testharnessreport.js"></script>
   6 <iframe src='about:blank'></iframe>
   7 <script>
   8
   9 var eventVisibleTest = async_test("Test that a change event is fired when the page is visible.");
  10 var noEventHiddenTest = async_test("Test that change event is not fired when the page is not visible.");
  11 var orientationUnchangeHiddenTest = async_test("Test that screen.orientation keeps returning the same orientation when the page is not visible.");
  12 var orientationUpdateVisibleTest = async_test("Test that screen.orientation is updated once the page is visible again.");
  13 var frameEventsTest = async_test("Test that the iframe got as many events as the main frame.");
  14
  15 var orientationChangeContinuation = null;
  16 var orientationChangeEventListenerCalls = 0;
  17 var orientationChangeEventListenerCallsForFrame = 0;
  18
  19 screen.orientation.addEventListener('change', function() {
  20     orientationChangeEventListenerCalls++;
  21     if (orientationChangeEventContinuation) {
  22         setTimeout(orientationChangeEventContinuation);
  23         orientationChangeEventContinuation = null;
  24     }
  25 });
  26
  27 window.frames[0].screen.orientation.addEventListener('change', function() {
  28     orientationChangeEventListenerCallsForFrame++;
  29 });
  30
  31 function runEventVisibleTest() {
  32     eventVisibleTest.step(function() {
  33         assert_false(document.hidden);
  34     });
  35
  36     if (window.testRunner)
  37         window.testRunner.setMockScreenOrientation("landscape-primary");
  38
  39     orientationChangeEventContinuation = function() {
  40         eventVisibleTest.step(function() {
  41             assert_equals(orientationChangeEventListenerCalls, 1);
  42             assert_equals(screen.orientation.type, "landscape-primary");
  43         });
  44         eventVisibleTest.done();
  45
  46         runNoEventHiddenTest();
  47     };
  48 }
  49
  50 function runNoEventHiddenTest() {
  51     if (window.testRunner)
  52         testRunner.setPageVisibility("hidden");
  53
  54     noEventHiddenTest.step(function() {
  55         assert_true(document.hidden);
  56     });
  57
  58     if (window.testRunner)
  59         window.testRunner.setMockScreenOrientation("portrait-primary");
  60
  61     noEventHiddenTest.step(function() {
  62         assert_equals(orientationChangeEventListenerCalls, 1);
  63     });
  64     noEventHiddenTest.done();
  65
  66     runOrientationUnchangeHiddenTest();
  67 }
  68
  69 function runOrientationUnchangeHiddenTest() {
  70     orientationUnchangeHiddenTest.step(function() {
  71         assert_equals(screen.orientation.type, "landscape-primary");
  72     });
  73     orientationUnchangeHiddenTest.done();
  74
  75     runOrientationUpdateVisibleTest();
  76 }
  77
  78 function runOrientationUpdateVisibleTest() {
  79     if (window.testRunner)
  80         testRunner.setPageVisibility("visible");
  81
  82     orientationChangeEventContinuation = function() {
  83         orientationUpdateVisibleTest.step(function() {
  84             assert_false(document.hidden);
  85             // A change event should have been fired.
  86             assert_equals(orientationChangeEventListenerCalls, 2);
  87             // Should keep returning the start returning the orientation value.
  88             assert_equals(screen.orientation.type, "portrait-primary");
  89         });
  90
  91         orientationUpdateVisibleTest.done();
  92
  93         runFrameEventsTest();
  94     };
  95 }
  96
  97 function runFrameEventsTest() {
  98     frameEventsTest.step(function() {
  99         assert_equals(orientationChangeEventListenerCallsForFrame, orientationChangeEventListenerCalls);
 100     });
 101     frameEventsTest.done();
 102 }
 103
 104 runEventVisibleTest();
 105
 106 </script>
 107 </body>
 108 </html>