third_party/WebKit/LayoutTests/web-animations-api/animations-responsive-to-style-change.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     container.style.width = '1000px';
  16     var player = element.animate([{left: 'calc(100px + 80%)'}, {left: '10em'}], 10);
  17     player.pause();
  18     player.currentTime = 5;
  19     assert_equals(getComputedStyle(element).left, 'calc(100px + 40%)');
  20     element.style.fontSize = '20px';
  21     assert_equals(getComputedStyle(element).left, 'calc(150px + 40%)');
  22     container.style.width = '500px';
  23     assert_equals(getComputedStyle(element).left, 'calc(150px + 40%)');
  24 }, 'Lengths responsive to style changes');
  25
  26 test(function() {
  27     container.style.width = '1000px';
  28     var player = element.animate([{paddingTop: '30%'}, {paddingTop: '50%'}], 10);
  29     player.pause();
  30     player.currentTime = 5;
  31     container.style.width = '700px';
  32     assert_equals(getComputedStyle(element).paddingTop, '280px');
  33 }, 'Percentages responsive to width style changes');
  34
  35 test(function() {
  36     element.style.fontSize = '1px';
  37     var player = element.animate([{lineHeight: '9'}, {lineHeight: '13'}], 10);
  38     player.pause();
  39     player.currentTime = 2.5;
  40     element.style.fontSize = '7px';
  41     assert_equals(getComputedStyle(element).lineHeight, '70px');
  42 }, 'Numbers responsive to style changes');
  43
  44 </script>