1 def urbanmain() = {

     2   import M4._

     3 

     4   val b_init = Board(Set(King(2,Wht,(4,1)), King(1,Red,(5,8)),

     5                          Pawn(4,Wht,(1,1)), Pawn(4,Red,(1,8)),

     6                   	 Pawn(3,Wht,(2,1)), Pawn(2,Red,(2,8)),

     7                       	 Pawn(2,Wht,(3,1)), Pawn(3,Red,(3,8)),

     8               		 Pawn(1,Wht,(5,1)), Pawn(1,Red,(4,8)),

     9                		 Pawn(4,Wht,(6,1)), Pawn(3,Red,(6,8)),

    10                		 Pawn(3,Wht,(7,1)), Pawn(1,Red,(7,8)),

    11                		 Pawn(2,Wht,(8,1)), Pawn(3,Red,(8,8))))

    12 

    13   val pw_c = Pawn(2, Wht, (4,4))

    14   val pw_d = Pawn(3, Red, (4,4))

    15 

    16   assert(all_moves(pw_c, b_init) == 

    17    Set(Pawn(2,Wht,(3,5)), Pawn(2,Wht,(2,4)), Pawn(2,Wht,(3,3)), Pawn(2,Wht,(5,5)),

    18    Pawn(2,Wht,(6,4)), Pawn(2,Wht,(4,6)), Pawn(2,Wht,(4,2)), Pawn(2,Wht,(5,3))))

    19 

    20   assert(all_moves(pw_d, b_init) ==

    21    Set(Pawn(3,Red,(4,7)), Pawn(3,Red,(5,2)), Pawn(3,Red,(3,2)), Pawn(3,Red,(1,4)), 

    22        Pawn(3,Red,(6,3)), Pawn(3,Red,(3,6)), Pawn(3,Red,(2,5)), Pawn(3,Red,(2,3)), 

    23        Pawn(3,Red,(4,1)), Pawn(3,Red,(5,6)), Pawn(3,Red,(7,4)), Pawn(3,Red,(6,5))))

    24 

    25 }