params.put("name", "myname");
params.put("value", "%{foo}");
params.put("size", "10");
params.put("onblur", "blahescape('somevalue');");
TransformControl control = (TransformControl) model.getWriter(writer, params);
control.onStart();
control.afterBody();
verify(TextFieldTag.class.getResource("Textfield-3.txt"));
}