size-change-under-backface-visibility-hidden.html (998B)
1 <!doctype HTML> 2 <html class="reftest-wait"> 3 <title>CSS Test: Test for re-paint after resizing an element underneath a backface-visibility hidden element</title> 4 <link rel="author" title="Chris Harrelson" href="mailto:chrishtr@chromium.org" /> 5 <link rel="help" href="https://drafts.csswg.org/css-transforms-2/#propdef-backface-visibility"> 6 <link rel="match" href="size-change-under-backface-visibility-hidden-ref.html"> 7 <script src="/common/reftest-wait.js"></script> 8 Passes if it shows a green 200x200 square. 9 <div style="will-change: transform; width: 300px; height: 0px"> 10 <div style="width: 1px; height: 1px; backface-visibility: hidden;"> 11 <div id=target style="width: 200px; height: 0px; position: relative; background: green; left: 10px;"></div> 12 </div> 13 </div> 14 <script> 15 onload = function() { 16 requestAnimationFrame(() => requestAnimationFrame(() => { 17 target.style.height = '200px'; 18 takeScreenshot(); 19 })); 20 }; 21 </script> 22 </html>