| <!DOCTYPE html> |
| <body> |
| <script src="../../../resources/js-test.js"></script> |
| <div id=container> |
| <template><div></div></template> |
| </div> |
| <script> |
| description('Test that cycle detection traverses over both templates and shadow roots'); |
| var outerDiv = document.getElementById('container'); |
| var template = document.querySelector('template'); |
| var div = template.content.firstChild; |
| var shadowRoot = div.attachShadow({mode: 'open'}); |
| var shadowDiv = shadowRoot.appendChild(document.createElement('div')); |
| shouldThrow('shadowDiv.appendChild(outerDiv)'); |
| </script> |
| </body> |
