| <!DOCTYPE html> | |
| <script> | |
| if (window.testRunner) | |
| testRunner.dumpAsText(); | |
| console.log('The test PASS if it does not crash.') | |
| onload = () => { | |
| let summary0 = document.createElement('summary'); | |
| document.body.appendChild(summary0); | |
| summary0.appendChild(document.createElement('body')); | |
| summary0.appendChild(document.createElement('q')); | |
| document.designMode = 'on'; | |
| document.execCommand('SelectAll'); | |
| document.execCommand('InsertText'); | |
| }; | |
| </script> |