| <!DOCTYPE html> |
| <title>Event listeners: replace listener after moving between documents</title> |
| <link rel="author" title="Nate Chapin" href="mailto:japhet@chromium.org"> |
| <link rel="help" href="https://w3c.github.io/touch-events/#dom-globaleventhandlers-ontouchcancel"> |
| <link rel="help" href="https://bugs.chromium.org/p/chromium/issues/detail?id=1083793"> |
| <meta name="assert" content="Overwriting an attribute event listener after adopting the owning node to a different document should not crash"/> |
| <progress id="p"> |
| <iframe id="i"></iframe> |
| <script> |
| var p = document.getElementById("p"); |
| i.contentDocument.adoptNode(p); |
| p.setAttribute("ontouchcancel", ""); |
| document.body.appendChild(p); |
| p.setAttribute("ontouchcancel", ""); |
| </script> |
| |