<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=840098 --> <head> <meta charset="utf-8"> <title>Test for Bug 840098</title> <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> </head> <body> <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=840098">Mozilla Bug 840098</a> <p id="display"></p> <div id="content" style="display: none"> <div id="foo"></div> </div> <marquee id="m">Hello</marquee> <pre id="test"> <script type="application/javascript"> /** Test for Bug 840098 **/ var mar = document.getElementById("m"); var anonymousNode = SpecialPowers.wrap(document).getAnonymousNodes(mar)[0]; try { SpecialPowers.wrap(document).implementation.createDocument("", "", null).adoptNode(anonymousNode); ok(false, "shouldn't be able to adopt the root of an anonymous subtree"); } catch (e) { is(e.name, "NotSupportedError", "threw the correct type of error"); } </script> </pre> </body> </html>