private Event eventWithRank(String artist) {
   Event e1 = new Event();
   e1.setShortName(artist);
   e1.setReccorank(2);
   return e1;
 }
 private Event eventWithScrobs(String artist) {
   Event e1 = new Event();
   e1.setShortName(artist);
   e1.setScrobs(2);
   return e1;
 }