@Test
public void testValidation() throws FileNotFoundException, JAXBException, IOException, SAXException {

    JAXBContext jaxb = XmlRegression.context();
    JAXBSource source = new JAXBSource(jaxb, reg);
    Validator validator = Schemas.Modelling.newValidator();
    //validator.setErrorHandler(new TestErrorHandler());
    validator.validate(source);
}