void before_each()
 {
     _liveCellEventHandler = new GenericHandlerForTesting <LivingNeighborsOfLiveCellCounted>();
     _deadCellEventHandler = new GenericHandlerForTesting <LivingNeighborsOfDeadCellCounted>();
     _subject = new CountLivingNeighbors(_liveCellEventHandler, _deadCellEventHandler);
 }
 void before_each()
 {
     _liveCellEventHandler = new GenericHandlerForTesting<LivingNeighborsOfLiveCellCounted>();
     _deadCellEventHandler = new GenericHandlerForTesting<LivingNeighborsOfDeadCellCounted>();
     _subject = new CountLivingNeighbors(_liveCellEventHandler, _deadCellEventHandler);
 }