// US01.05.01
 public void testRemoveClaim() {
   ClaimListController clc = new ClaimListController();
   clc.clear();
   Date date1 = new Date();
   Date date2 = new Date();
   User user = new User("name", "123");
   clc.addClaim("Claim", date1, date2, "description", user);
   assertEquals("claim was not added", 1, clc.size());
   if (clc.getClaim(0).editable()) {
     clc.removeClaim(0);
     assertEquals("claim was not removed", 0, clc.size());
   } else {
     // cannot remove claim, do nothing
   }
 }