| <!DOCTYPE html> |
| <html class="test-wait"> |
| <meta charset="utf-8"> |
| <title>Pause and resume animation should not crash</title> |
| <link rel="help" href="https://bugs.webkit.org/show_bug.cgi?id=67510"> |
| <style> |
| .box { |
| height: 100px; |
| width: 100px; |
| margin: 10px; |
| background-color: blue; |
| animation-duration: 2s; |
| animation-direction: alternate; |
| animation-iteration-count: infinite; |
| } |
| |
| @keyframes anim { |
| from { transform: matrix3d(1,0,0,0, 0,1,0,0, 0,0,1,0, 0,0,0,1); } |
| to { transform: matrix3d(1,0,0,0, 0,1,0,0, 0,0,1,0, 400,0,0,1); } |
| } |
| </style> |
| <div id="container"> |
| <div id="box1" class="box"></div> |
| </div> |
| <script> |
| function animationStarted() { |
| requestAnimationFrame(() => { |
| document.getElementById('box1').style.animationPlayState = "paused"; |
| requestAnimationFrame(() => { |
| document.getElementById('box1').style.animationPlayState = "running"; |
| requestAnimationFrame(() => { |
| document.documentElement.classList.remove('test-wait'); |
| }); |
| }); |
| }); |
| } |
| |
| function startTest() { |
| document.getElementById('box1').addEventListener('animationstart', animationStarted); |
| document.getElementById('box1').style.animationName = "anim"; |
| } |
| |
| window.addEventListener('load', startTest, false); |
| </script> |
| </html> |
