| <!DOCTYPE html> <!-- webkit-test-runner [ AsyncOverflowScrollingEnabled=true ] --> |
| <html> |
| <head> |
| <title>Change scrollability on content resize (nested)</title> |
| <meta name="viewport" content="width=device-width"> |
| <style> |
| #root { |
| width: 300px; |
| height: 200px; |
| position: absolute; |
| } |
| #scroller { |
| width: 100%; |
| height: 100%; |
| overflow-x: hidden; |
| overflow-y: scroll; |
| -webkit-overflow-scrolling: touch; |
| position: relative; |
| } |
| #content { |
| background-color: yellow; |
| } |
| #compositedDiv { |
| position: absolute; |
| top: 0; |
| left: 0; |
| width: 200px; |
| height: 50px; |
| background: lightblue; |
| transform: translate3d(50px, 100px, 0px); |
| } |
| </style> |
| <script> |
| if (window.testRunner) { |
| testRunner.dumpAsText(); |
| testRunner.waitUntilDone(); |
| } |
| |
| function doTest() { |
| requestAnimationFrame(() => { |
| document.getElementById('content').style.height = "400px"; |
| if (window.testRunner && window.internals) { |
| requestAnimationFrame(() => { |
| document.getElementById('layerTree').innerText = internals.layerTreeAsText(document, |
| internals.LAYER_TREE_INCLUDES_VISIBLE_RECTS | internals.LAYER_TREE_INCLUDES_TILE_CACHES) + "\n\n" + |
| internals.scrollingStateTreeAsText() + "\n"; |
| testRunner.notifyDone(); |
| }); |
| } |
| }); |
| } |
| window.addEventListener('load', doTest, false); |
| </script> |
| </head> |
| <body> |
| <div id="root"> |
| <div id="scroller"> |
| <div id="content"> |
| <div id="compositedDiv"></div> |
| </div> |
| </div> |
| </div> |
| <pre id="layerTree"></pre> |
| </body> |
| </html> |
