| <!DOCTYPE html> |
| <html class="reftest-wait"> |
| <link rel=match href="details-add-summary-ref.html"> |
| <link rel=author href="mailto:jarhar@chromium.org"> |
| <link rel=help href="https://github.com/whatwg/html/pull/6466"> |
| |
| <!-- This test makes sure that new <summary> elements get rendered correctly |
| when added to a <details> element. I ran into it when adding |
| content-visibility:hidden to the second slot of <details>. --> |
| |
| <script> |
| onload = () => { |
| const newsummary = document.createElement('summary'); |
| newsummary.textContent = 'new summary'; |
| document.getElementById('detailsid').insertBefore(newsummary, |
| document.getElementById('oldsummary')); |
| |
| document.documentElement.classList.remove('reftest-wait'); |
| }; |
| </script> |
| |
| <details id=detailsid> |
| <summary id=oldsummary>old summary</summary> |
| details |
| </details> |