| <!DOCTYPE html> |
| <html> |
| <head> |
| <style> |
| iframe { |
| width: 400px; |
| height: 300px; |
| border: none; |
| display: none; |
| } |
| |
| body.changed iframe { |
| display: block; |
| } |
| </style> |
| <script src="../../resources/ui-helper.js"></script> |
| <script> |
| if (window.testRunner) { |
| testRunner.waitUntilDone(); |
| if (testRunner.dontForceRepaint) |
| testRunner.dontForceRepaint(); |
| } |
| |
| window.addEventListener('load', async () => { |
| |
| await UIHelper.renderingUpdate(); |
| document.body.classList.add('changed'); |
| |
| await UIHelper.renderingUpdate(); |
| const iframe = document.getElementsByTagName('iframe')[0]; |
| iframe.contentDocument.body.classList.add('changed'); |
| |
| await UIHelper.renderingUpdate(); |
| await UIHelper.renderingUpdate(); |
| |
| window.testRunner?.notifyDone(); |
| }, false); |
| </script> |
| </head> |
| <body> |
| |
| <iframe scrolling="no" srcdoc=" |
| <style> |
| body { |
| width: 400px; |
| height: 300px; |
| background-color: red; |
| } |
| |
| body.changed { |
| background-color: green; |
| } |
| </style> |
| <body> |
| </body> |
| "></iframe> |
| |
| </body> |
| </html> |
