| <!DOCTYPE html> |
| <html> |
| <head> |
| <style> |
| body { |
| height: 400px; |
| font-family: Ahem; |
| } |
| #test { |
| margin: 100px; |
| width: 200px; |
| padding: 20px; |
| outline: 20px solid blue; |
| outline-offset: 36px; |
| border: 1px solid red; |
| } |
| </style> |
| <script> |
| if (window.testRunner) { |
| testRunner.dumpAsText(); |
| testRunner.waitUntilDone(); |
| } |
| |
| window.addEventListener('load', async () => { |
| if (window.internals) |
| internals.startTrackingRepaints(); |
| |
| document.getElementById("test").innerHTML = "<p>Hello</p>"; |
| |
| if (window.internals) { |
| repaints.innerHTML = window.internals.repaintRectsAsText(); |
| internals.stopTrackingRepaints(); |
| } |
| |
| if (window.testRunner) |
| testRunner.notifyDone(); |
| }, false); |
| </script> |
| </head> |
| <body> |
| <div id="test"><p>Hello</p><p>World</p></div> |
| <pre id="repaints"></pre> |
| </body> |
| </html> |
