<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=567663 --> <head> <title>Test for Bug 567663</title> <script src="/tests/SimpleTest/SimpleTest.js"></script> <link rel="stylesheet" href="/tests/SimpleTest/test.css"/> </head> <body> <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=567663">Mozilla Bug 567663</a> <p id="display"></p> <div id="content" style="display: none"> <p></p> <p hidden></p> </div> <pre id="test"> <script> /** Test for Bug 567663 **/ var ps = document.getElementById("content").getElementsByTagName("p"); is(ps[0].hidden, false, "First p's IDL attribute was wrong."); is(ps[0].hasAttribute("hidden"), false, "First p had a content attribute."); is(ps[1].hidden, true, "Second p's IDL attribute was wrong."); is(ps[1].hasAttribute("hidden"), true, "Second p didn't have a content attribute."); is(ps[1].getAttribute("hidden"), "", "Second p's content attribute was wrong."); ps[0].hidden = true; is(ps[0].getAttribute("hidden"), "", "Content attribute was set to an incorrect value."); ps[1].hidden = false; is(ps[1].hasAttribute("hidden"), false, "Second p still had a content attribute."); ps[0].setAttribute("hidden", "banana"); is(ps[0].hidden, true, "p's IDL attribute was wrong after setting."); is(ps[0].getAttribute("hidden"), "banana", "Content attribute changed."); ps[0].setAttribute("hidden", "false"); is(ps[0].hidden, true, "p's IDL attribute was wrong after setting."); is(ps[0].getAttribute("hidden"), "false", "Content attribute changed."); ps[0].removeAttribute("hidden"); is(ps[0].hidden, false, "p's IDL attribute was wrong after removing the content attribute."); is(ps[0].hasAttribute("hidden"), false); </script> </pre> </body> </html>