def test_knight_corner():
b = Board()
for colour in ["WHITE","BLACK"]:
k = Knight(colour)
k.set_position(("A",1))
k.find_available_moves(b)
moves = k.available_moves
assert(len(moves)==2)
assert(("B",3) in moves)
assert(("C",2) in moves)
def test_knight_take():
b = Board()
wn = Knight("WHITE")
wn.set_position(("D",4))
bn = Knight("BLACK")
bn.set_position(("C",2))
b.pieces += [wn, bn]
wn.find_available_moves(b)
bn.find_available_moves(b)
wmoves = wn.available_moves
bmoves = bn.available_moves
assert(len(wmoves)==8)
assert(("C",2) in wmoves)
assert(len(bmoves)==6)
assert(("D",4) in bmoves)
def test_knight_middle():
b = Board()
for colour in ["WHITE","BLACK"]:
k = Knight(colour)
k.set_position(("D",4))
k.find_available_moves(b)
moves = k.available_moves
assert(len(moves)==8)
assert(("B",3) in moves)
assert(("B",5) in moves)
assert(("F",3) in moves)
assert(("F",5) in moves)
assert(("C",2) in moves)
assert(("E",2) in moves)
assert(("C",6) in moves)
assert(("E",6) in moves)
def test_knight_block():
b = Board()
wn1 = Knight("WHITE")
wn1.set_position(("A",2))
wn2 = Knight("WHITE")
wn2.set_position(("B",4))
b.pieces += [wn1, wn2]
wn1.find_available_moves(b)
wn2.find_available_moves(b)
assert(len(wn1.available_moves)==2)
assert(("C",1) in wn1.available_moves)
assert(("C",3) in wn1.available_moves)
assert(len(wn2.available_moves)==5)
assert(("A",6) in wn2.available_moves)
assert(("C",2) in wn2.available_moves)
assert(("C",6) in wn2.available_moves)
assert(("D",3) in wn2.available_moves)
assert(("D",5) in wn2.available_moves)