| <!DOCTYPE html> <!-- webkit-test-runner [ internal:AsyncOverflowScrollingEnabled=true ] --> |
| <html> |
| <head> |
| <title>visibility:hidden scrollers should not be composited for async scrolling</title> |
| <style> |
| .scroller { |
| margin: 20px; |
| width: 300px; |
| height: 150px; |
| border: 2px solid black; |
| overflow: scroll; |
| } |
| |
| .contents { |
| height: 300%; |
| background-image: repeating-linear-gradient(white, silver 100px); |
| } |
| |
| .hidden { |
| visibility: hidden; |
| } |
| |
| .box { |
| margin: 40px; |
| width: 100px; |
| height: 100px; |
| background-color: blue; |
| } |
| |
| .visible { |
| visibility: visible; |
| } |
| </style> |
| <script> |
| if (window.testRunner) |
| testRunner.dumpAsText(); |
| |
| window.addEventListener('load', () => { |
| if (window.internals) |
| document.getElementById('layers').innerText = window.internals.layerTreeAsText(document, internals.LAYER_TREE_INCLUDES_CLIPPING); |
| }, false); |
| </script> |
| s</head> |
| <body> |
| <div class="scroller"> |
| <div class="contents"></div> |
| </div> |
| |
| <div class="hidden scroller"> |
| <div class="contents"></div> |
| </div> |
| |
| <div class="hidden scroller"> |
| <div class="contents"> |
| <div class="visible box"></div> |
| </div> |
| </div> |
| |
| <div class="hidden"> |
| <div class="scroller"> |
| <div class="contents"> |
| <div class="visible box"></div> |
| </div> |
| </div> |
| </div> |
| <pre id="layers"></pre> |
| </body> |
| </html> |
