| <!DOCTYPE html> |
| <style> |
| body { |
| margin-left: 100px; |
| margin-top: 50px; |
| } |
| #square { |
| width: 100px; |
| height: 100px; |
| position: absolute; |
| top: 100px; |
| background-color: blue; |
| opacity: 0; |
| animation-name: pop; |
| animation-duration: 1s; |
| animation-fill-mode: forwards; |
| } |
| @keyframes pop { |
| 0% { transform: scale(0.05); opacity: 0; } |
| 33% { transform: scale(1.00); opacity: 1; } |
| 66% { transform: scale(1.66); opacity: 1; } |
| 100% { transform: scale(0.95); opacity: 0.5; } |
| } |
| </style> |
| <div id="square"></div> |
| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| <script> |
| async_test(t => { |
| const square = document.getElementById('square'); |
| square.addEventListener("webkitAnimationEnd", t.step_func_done((e) => { |
| var opacity = document.defaultView.getComputedStyle(e.target, null).getPropertyValue('opacity'); |
| assert_equals(opacity, "0.5", "A opacity value must be 0.5"); |
| })); |
| }, 'Test animaion-fill-mode'); |
| </script> |
