| <!DOCTYPE html> |
| <script src="../resources/testharness.js"></script> |
| <script src="../resources/testharnessreport.js"></script> |
| <style> |
| @keyframes anim { |
| from { background-color: blue; } |
| to { background-color: red; } |
| } |
| |
| #target { |
| animation: anim 20s 10s paused linear; |
| width: 100px; |
| height: 100px; |
| position: relative; |
| background-color: green; |
| } |
| </style> |
| <div id="target"></div> |
| <script> |
| test(function() { |
| target.offsetTop; |
| assert_equals(getComputedStyle(target).backgroundColor, 'rgb(0, 128, 0)', 'background color'); |
| target.style.animationDelay = '0s'; // Animation should start |
| assert_equals(getComputedStyle(target).backgroundColor, 'rgb(0, 0, 255)', 'background color'); |
| |
| target.style.animationDelay = '-10s'; // Animation should be halfway between blue and red |
| assert_equals(getComputedStyle(target).backgroundColor, 'rgb(128, 0, 128)', 'background color'); |
| |
| }, "Check that changes to animation delay only applies before the animation has started"); |
| </script> |
