def getJumpPosition(self, position, middlePosition):
# On odd rows, the square on the right is not at position - 4
# On even rows, the square on the right is at position - 4
isSkippingRight = Engine.isOnOddRow(position) != (position - middlePosition == 4)
distanceToNextPosition = 7 if isSkippingRight else 9
finalPosition = position - distanceToNextPosition
return finalPosition
def validMoves(self, position):
"""returns positions of valid moves for a regular red gamepiece on an empty board"""
moves = []
if Engine.isOnTopRow(position):
moves = []
elif Engine.isOnRightEdge(position) or Engine.isOnLeftEdge(position):
# Edges only have one valid move
moves = [position - 4]
elif Engine.isOnOddRow(position):
# diagonals above pieces on odd rows are always 4 and 5 pieces after
moves = [position - 4, position - 3]
elif Engine.isOnEvenRow(position):
# diagonals below pieces on even rows are always 3 and 4 piececs after
moves = [position - 5, position - 4]
return moves
def test_isOnOddRow_returnsFalse_forEvenRows(self, value):
self.assertFalse(Engine.isOnOddRow(value))
def test_isOnOddRow_returnsTrue_forOddRows(self, value):
self.assertTrue(Engine.isOnOddRow(value))
