// Accept: application/sparql-results+json , application/sparql-results+xml;q=0.9 , application/rdf+xml , application/turtle;q=0.9 , */*;q=0.1
// Offer: application/sparql-results+xml, application/sparql-results+json, text/csv , text/tab-separated-values, text/plain
private void testMatch(String header, String offer, String result)
{
AcceptList list1 = new AcceptList(header) ;
AcceptList list2 = new AcceptList(offer) ;
MediaType matchItem = AcceptList.match(list1, list2) ;
if ( result == null )
{
assertNull("Match not null: from "+q(header)+" :: "+q(offer),