| <!doctype HTML> |
| Any errors will show below this line. |
| <!-- Having a composited child should always be a position:fixed compositing trigger --> |
| <div style="position: fixed; width: 100px; height: 100px; background: lightgray"> |
| <div style="will-change: transform; margin: 50px; width: 50px; height: 50px; background: lightblue"> |
| </div> |
| </div> |
| <script src="../resources/testharness.js"></script> |
| <script> |
| if (window.testRunner) |
| testRunner.dumpAsText(); |
| if (window.internals) { |
| var layers = JSON.parse(internals.layerTreeAsText(document)); |
| assert_true(layers.children.length == 1 && layers.children[0].children.length == 1); |
| } |
| </script> |
