third_party/WebKit/LayoutTests/web-animations-api/timeline-set-current-time-playback-rate.html

   1 <!DOCTYPE html>
   2 <script src="../resources/testharness.js"></script>
   3 <script src="../resources/testharnessreport.js"></script>
   4
   5 <!-- This tests that animation timeline current time and playback rate works correctly. -->
   6
   7 <script>
   8 test(function() {
   9     document.timeline.currentTime = 1000;
  10     assert_approx_equals(document.timeline.currentTime, 1000, 0.1);
  11     assert_equals(document.timeline.playbackRate, 1);
  12
  13     document.timeline.playbackRate = 1;
  14     document.timeline.currentTime = 2000;
  15     assert_approx_equals(document.timeline.currentTime, 2000, 0.1);
  16     assert_equals(document.timeline.playbackRate, 1);
  17
  18     document.timeline.playbackRate = 0.5;
  19     assert_approx_equals(document.timeline.currentTime, 2000, 0.1);
  20     document.timeline.currentTime = 3000;
  21     assert_approx_equals(document.timeline.currentTime, 3000, 0.1);
  22     assert_equals(document.timeline.playbackRate, 0.5);
  23 }, 'Current time is set correctly on the animation timeline.');
  24
  25 </script>