| <!doctype html> | |
| <div> | |
| <span> | |
| <div id=t>initial</div> | |
| <div style="height:500px; width: 100%; background: blue"></div> | |
| </span> | |
| </div> | |
| <pre id=log></pre> | |
| <script> | |
| window.testRunner?.dumpAsText(); | |
| window.internals?.startTrackingRepaints(); | |
| t.offsetLeft; | |
| t.textContent = "foo"; | |
| const rects = window.internals?.repaintRectsAsText(); | |
| window.internals?.stopTrackingRepaints(); | |
| log.textContent = rects; | |
| </script> |