TransformingVisitor visitor = createVisitor();
String input = "<b>textA <a>txt-2</a> textE</b>";
XMLReader reader = DOMUtilities.getReader();
Document dom = DOMUtilities.read(reader, input);
visitor.transform(dom);
String actual = DOMUtilities.toString(dom);
String expected = "<b>textA <a> txt-2</a>" +
VolantisProtocol.NBSP + " textE</b>";