assertTrue(!elt.isDirty());
StringWriter writer = new StringWriter();
SerializationContext serializeContext = new SerializationContext(writer, null);
serializeContext.setSendDecl(false);
elt.output(serializeContext);
writer.close();
assertXMLIdentical("Deserialization invalidated XML",
new Diff(xml2, writer.getBuffer().toString()), true);
}