| <!DOCTYPE html> |
| <meta charset=utf-8> |
| <title>Crash setting a CSSAnimation's property via style after setting its effect to null</title> |
| <style> |
| @keyframes animation { |
| from { |
| margin-left: 0px; |
| } |
| to { |
| margin-left: 100px; |
| } |
| } |
| </style> |
| <body> |
| <script src="../resources/testharness.js"></script> |
| <script src="../resources/testharnessreport.js"></script> |
| <script> |
| |
| 'use strict'; |
| |
| test(t => { |
| const target = document.body.appendChild(document.createElement("div")); |
| target.style.animation = "animation 1s"; |
| |
| const animations = target.getAnimations(); |
| assert_equals(animations.length, 1, "The target element has one animation."); |
| |
| animations[0].effect = null; |
| |
| target.style.animationDuration = "2s"; |
| }, "Setting a CSSAnimation's property via style after setting its effect to null does not crash."); |
| |
| </script> |
| </body> |
