def test_tile_count_via_moves(self): board = Position(self.pieces,black(),None) self.assertEqual(board.tile_count,4*4) move1 = board.get_moves().pop() move1.do() move2 = board.get_moves().pop() move2.do() self.assertEqual(board.tile_count,4*4-2) move2.undo() self.assertEqual(board.tile_count,4*4-1) move1.undo() self.assertEqual(board.tile_count,4*4)
def test_tile_count_midgame(self): board = Position(self.pieces, black(), None) nMoves = 3 # do 3 random moves for i in range(nMoves): board.get_moves().pop().do() pieces = [[None for i in range(4)] for j in range(4)] for i in range(4): for j in range(4): pieces[i][j] = board.get_piece(i, j) board = Position(pieces, board.whose_move(), board.previous_piece) self.assertEqual(board.tile_count, 4 * 4 - nMoves)
def test_tile_count_via_moves(self): board = Position(self.pieces, black(), None) self.assertEqual(board.tile_count, 4 * 4) move1 = board.get_moves().pop() move1.do() move2 = board.get_moves().pop() move2.do() self.assertEqual(board.tile_count, 4 * 4 - 2) move2.undo() self.assertEqual(board.tile_count, 4 * 4 - 1) move1.undo() self.assertEqual(board.tile_count, 4 * 4)
def test_tile_count_midgame(self): board = Position(self.pieces,black(),None) nMoves = 3 # do 3 random moves for i in range(nMoves): board.get_moves().pop().do() pieces = [[None for i in range(4)] for j in range(4)] for i in range(4): for j in range(4): pieces[i][j] = board.get_piece(i,j) board = Position(pieces,board.whose_move(), board.previous_piece) self.assertEqual(board.tile_count,4*4-nMoves)
def test_perimeter_moves_at_start(self): pieces = self.pieces board = Position(pieces,black(),None) moves = board.get_moves() self.assertEqual(len(moves),4*4-2*2) for m in moves: (i,j) = m.get_location() self.assertTrue(i == 0 or i == 3 or j == 0 or j == 3)
def test_doing_and_undoing(self): pieces = self.pieces board = Position(pieces, black(), None) move = Move(board, loc(0, 0)) move.do() self.assertEqual(board.get_piece(0, 0), player_piece(black())) self.assertNotEqual(board.get_piece(0, 0), pieces[0][0]) self.assertEqual(board.whose_move(), red()) self.assertEqual(board.previous_piece, pieces[0][0]) moves = board.get_moves() self.assertEqual(len(moves), 3 + 3) move.undo() self.assertEqual(board.get_piece(0, 0), pieces[0][0]) self.assertEqual(board.previous_piece, None) self.assertEqual(board.whose_move(), black()) moves = board.get_moves() self.assertEqual(len(moves), 4 * 4 - 2 * 2)
def test_perimeter_moves_at_start(self): pieces = self.pieces board = Position(pieces, black(), None) moves = board.get_moves() self.assertEqual(len(moves), 4 * 4 - 2 * 2) for m in moves: (i, j) = m.get_location() self.assertTrue(i == 0 or i == 3 or j == 0 or j == 3)
def test_doing_and_undoing(self): pieces = self.pieces board = Position(pieces,black(),None) move = Move(board,loc(0,0)) move.do() self.assertEqual(board.get_piece(0,0), player_piece(black())) self.assertNotEqual(board.get_piece(0,0),pieces[0][0]) self.assertEqual(board.whose_move(),red()) self.assertEqual(board.previous_piece,pieces[0][0]) moves = board.get_moves() self.assertEqual(len(moves),3+3) move.undo() self.assertEqual(board.get_piece(0,0),pieces[0][0]) self.assertEqual(board.previous_piece,None) self.assertEqual(board.whose_move(),black()) moves = board.get_moves() self.assertEqual(len(moves),4*4-2*2)
def test_moves_with_previous(self): pieces = self.pieces board = Position(pieces,black(),tile(0,0)) # all the pieces close to tile(0,0) analogous = [tile(i,0) for i in range(4)] + \ [tile(0,i) for i in range(4)] moves = board.get_moves() self.assertGreater(len(moves),0) for move in moves: (i,j) = move.get_location() self.assertIn(pieces[i][j],analogous)
def test_moves_with_previous(self): pieces = self.pieces board = Position(pieces, black(), tile(0, 0)) # all the pieces close to tile(0,0) analogous = [tile(i,0) for i in range(4)] + \ [tile(0,i) for i in range(4)] moves = board.get_moves() self.assertGreater(len(moves), 0) for move in moves: (i, j) = move.get_location() self.assertIn(pieces[i][j], analogous)
def test_hashable_key(self): nMoves = 4 board = Position(self.pieces,black(),None) table = {} moves = [] for i in range(nMoves): table[board.get_key()] = i move = board.get_moves().pop() moves.append(move) move.do() for i in range(nMoves): move = moves.pop() j = len(moves) move.undo() self.assertEqual(table[board.get_key()],j) self.assertEqual(i+j,nMoves-1)
def test_hashable_key(self): nMoves = 4 board = Position(self.pieces, black(), None) table = {} moves = [] for i in range(nMoves): table[board.get_key()] = i move = board.get_moves().pop() moves.append(move) move.do() for i in range(nMoves): move = moves.pop() j = len(moves) move.undo() self.assertEqual(table[board.get_key()], j) self.assertEqual(i + j, nMoves - 1)