9 #ifndef TRKEXALGS_TRKEXTRAPOLATORTEST_H
10 #define TRKEXALGS_TRKEXTRAPOLATORTEST_H
14 #include "GaudiKernel/MsgStream.h"
15 #include "GaudiKernel/IRndmGenSvc.h"
16 #include "GaudiKernel/RndmGenerators.h"
17 #include "GaudiKernel/ToolHandle.h"
28 class MagneticFieldProperties;