Added tests that ensure ModelCom(GraphMem).listSubjects/Objects doesn't go via find.
Added tests that ensure ModelCom(GraphMem).listSubjects/Objects doesn't
go via find.


git-svn-id: 227c23bb629cf7bef445105b977924772e49ae4f@1111489 13f79535-47bb-0310-9956-ffa450edef68

danc86/jena-core,danc86/jena-core