def validMoves(self, position):
"""returns positions of valid moves for a regular black gamepiece on an empty board"""
moves = []
if Engine.isOnBottomRow(position):
moves = []
elif Engine.isOnRightEdge(position) or Engine.isOnLeftEdge(position):
# Edges only have one valid move
moves = [position + 4]
elif Engine.isOnOddRow(position):
# diagonals below pieces on odd rows are always 4 and 5 pieces after
moves = [position + 4, position + 5]
elif Engine.isOnEvenRow(position):
# diagonals below pieces on even rows are always 3 and 4 piececs after
moves = [position + 3, position + 4]
return moves
def canBePromoted(self, position): return Engine.isOnBottomRow(position) """Black pieces can be promoted when they're on the bottom row"""
def test_isOnBottomRow_returnsFalse_forNonBottomRows(self, value):
self.assertFalse(Engine.isOnBottomRow(value))
def test_isOnBottomRow_returnsTrue_forBottomRows(self, value):
self.assertTrue(Engine.isOnBottomRow(value))
