<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=462428 --> <head> <title>Test for Bug 462428</title> <script 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=462428">Mozilla Bug 462428</a> <p id="display"></p> <div id="content" style="display: none"> </div> <pre id="test"> <script type="application/javascript"> /** Test for Bug 462428 **/ var getter = document.__lookupGetter__('documentElement'); ok(getter !== undefined, "But able to look it up the normal way"); ok(!document.hasOwnProperty('documentElement'), "property should still be on the prototype"); var sawProp = false; for (var i in document) { if (i === "documentElement") { sawProp = true; } } ok(sawProp, "property should be enumerable"); is(getter.call(document), document.documentElement, "the getter actually works"); Document.prototype.__defineSetter__('documentElement', function() {}); is(getter.call(document), document.documentElement, "the getter works after defineSetter"); var oldTitle = document.title; try { var setter = document.__lookupSetter__('title'); setter.call(document, "title 1"); is(document.title, "title 1", "the setter is bound correctly"); } finally { document.title = oldTitle } </script> </pre> </body> </html>