dom/base/test/test_window_orientation.html


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33

<!DOCTYPE html>
<meta charset="utf-8">
<title>Test for window.orientation</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="orientationcommon.js"></script>
<div id="log"></div>
<script>
async_test(function(t) {
  var originalOrientation = screen.orientation.type;
  var alternateOrientation = originalOrientation == "portrait-primary" ?
    "landscape-primary" : "portrait-primary";

  var originalWindowOrientation = window.orientation;
  window.onorientationchange = function() {
    t.step(function() { assert_not_equals(window.orientation, originalWindowOrientation); });

    var p2 = specialPowersUnlock();
    p2.then(function() {
      t.done();
    }).catch(t.step_func(function(err) {
      assert_unreached("Error unlocking orientation: " + err);
      t.done();
    }));
  }

  var p1 = specialPowersLock(alternateOrientation);
  p1.catch(t.step_func(function(err) {
    assert_unreached("Error locking orientation: " + err);
    t.done();
  }));
}, "Test window.orientation and orientationchange.");
</script>