| <!DOCTYPE html> |
| <html> |
| <head> |
| <script src="../../../resources/js-test.js"></script> |
| <script src="resources/shadow-dom.js"></script> |
| </head> |
| <body> |
| <div>Pressing TAB key to navigate a shadow insertion point in the oldest shadow tree should not make the browser crash.</div> |
| <div id="before" tabindex="1"></div> |
| <div id="host"></div> |
| <script> |
| var shadowRoot = host.attachShadow({mode: 'open'}); |
| var shadow = document.createElement("shadow"); |
| shadowRoot.appendChild(shadow); |
| before.focus(); |
| navigateFocusForward(); |
| </script> |
| </body> |
| </html> |
