@Test
@FixFor( "MODE-2281" )
public void shouldAllowUsingSystemNodeTypesInNonSystemArea() throws Exception {

    try {
        Node rootNode = session().getRootNode();
        Node myVersionNode = rootNode.addNode("myVersion", "nt:version");
        myVersionNode.addNode("frozen", "nt:frozenNode");
    } catch (ConstraintViolationException e) {
        if (!e.getMessage().contains("is protected")) {
            // It's not the exception we expect ...
            throw e;
        }
    }
}