| <body></body> |
| <script> |
| if (window.testRunner) |
| testRunner.dumpAsText(); |
| let div0 = document.createElement('div'); |
| let slot0 = document.createElement('slot'); |
| div0.append(slot0); |
| let slot1 = document.createElement('slot'); |
| div0.append(slot1); |
| slot1.append(document.createElement('q')); |
| let div1 = document.createElement('div'); |
| document.body.append(div1); |
| div1.append(''); |
| div1.attachShadow({mode: 'open'}).append(div0); |
| document.body.offsetTop; |
| slot0.remove(); |
| slot1.remove(); |
| document.body.innerHTML = "This test passes if it does not crash."; |
| </script> |
