third_party/WebKit/LayoutTests/web-animations-api/animations-responsive-backgroundPosition.html

   1 <!DOCTYPE html>
   2 <script src="../resources/testharness.js"></script>
   3 <script src="../resources/testharnessreport.js"></script>
   4
   5 <div id='container'>
   6 <div id='element'></div>
   7 </div>
   8
   9 <script>
  10 var element = document.getElementById('element');
  11 var container = document.getElementById('container');
  12
  13 test(function() {
  14     element.style.fontSize = '10px';
  15     var player = element.animate([
  16         {backgroundPosition: '10% 1em'},
  17         {backgroundPosition: '20% 5em'}],
  18         10);
  19     player.pause();
  20     player.currentTime = 5;
  21     element.style.fontSize = '20px';
  22     assert_equals(getComputedStyle(element).backgroundPosition, '15% 60px');
  23 }, 'Background position responsive to style changes');
  24
  25 </script>