<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=417384 --> <head> <title>Test for Bug 417384</title> <script type="text/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=417384">Mozilla Bug 417384</a> <p id="display"></p> <div id="content" style="display: none"> </div> <pre id="test"> <script class="testbody" type="text/javascript"> /** Test for Bug 417384 **/ var expectedSerialization = "about:blank document"; function testSerializer() { var doc = document.getElementById('test_iframe').contentDocument; doc.body.textContent = expectedSerialization; var head1 = doc.createElement("head"); doc.body.appendChild(head1); var span = doc.createElement("span"); head1.appendChild(span); span.appendChild(doc.createTextNode("before inner head\n")); span.appendChild(doc.createElement("head")); span.appendChild(doc.createTextNode("\nafter inner head")); var encoder = SpecialPowers.Cc["@mozilla.org/layout/documentEncoder;1?type=text/html"] .createInstance(SpecialPowers.Ci.nsIDocumentEncoder); encoder.init(doc, "text/plain", 0); encoder.setCharset("UTF-8"); var out = encoder.encodeToString(); ok(out == expectedSerialization, "Wrong serialization!"); } SimpleTest.waitForExplicitFinish(); addLoadEvent(testSerializer); addLoadEvent(SimpleTest.finish); </script> </pre> <iframe id="test_iframe" src="about:blank"></iframe> </body> </html>