def create_random_board():
board = NQueensBoard(SIZE)
for c in range(SIZE):
r = randint(0, SIZE - 1)
board.add_queen_at(XYLocation(c, r))
return board
def create_random_board():
board = NQueensBoard(SIZE)
for c in range(SIZE):
r = randint(0, SIZE - 1)
board.add_queen_at(XYLocation(c, r))
return board
def test_actions(self):
nqb = NQueensBoard(3)
nqb.add_queen_at(XYLocation(0, 0))
nqiaf = NQIActionsFunctions()
actions = nqiaf.actions(nqb)
expected_actions = [QueenAction(QueenAction.PLACE_QUEEN, XYLocation(1, 2)),
QueenAction(QueenAction.PLACE_QUEEN, XYLocation(2, 1))]
self.assertSameElements(expected_actions, actions)
def test_move_queen(self):
nqb = NQueensBoard(5)
nqb.add_queen_at(XYLocation(3, 4))
nqrf = NQResultFunction()
new_board = nqrf.result(nqb, QueenAction(QueenAction.MOVE_QUEEN, XYLocation(3, 1)))
self.assertFalse(new_board.queen_exists_at_square(4, 3))
self.assertTrue(new_board.queen_exists_at_square(1, 3))
def test_move_queen(self):
nqb = NQueensBoard(5)
nqb.add_queen_at(XYLocation(3, 4))
nqrf = NQResultFunction()
new_board = nqrf.result(
nqb, QueenAction(QueenAction.MOVE_QUEEN, XYLocation(3, 1)))
self.assertFalse(new_board.queen_exists_at_square(4, 3))
self.assertTrue(new_board.queen_exists_at_square(1, 3))
def test_actions(self):
nqb = NQueensBoard(3)
nqb.add_queen_at(XYLocation(0, 0))
nqiaf = NQIActionsFunctions()
actions = nqiaf.actions(nqb)
expected_actions = [
QueenAction(QueenAction.PLACE_QUEEN, XYLocation(1, 2)),
QueenAction(QueenAction.PLACE_QUEEN, XYLocation(2, 1))
]
self.assertSameElements(expected_actions, actions)
def test_get_state(self):
string = "23041"
conv = NQueensConverter(5)
expected_board = NQueensBoard(5)
expected_board.add_queen_at(XYLocation(0, 2))
expected_board.add_queen_at(XYLocation(1, 3))
expected_board.add_queen_at(XYLocation(2, 0))
expected_board.add_queen_at(XYLocation(3, 4))
expected_board.add_queen_at(XYLocation(4, 1))
self.assertEqual(expected_board, conv.get_state(string))
def test_get_state(self):
string = "23041"
conv = NQueensConverter(5)
expected_board = NQueensBoard(5)
expected_board.add_queen_at(XYLocation(0, 2))
expected_board.add_queen_at(XYLocation(1, 3))
expected_board.add_queen_at(XYLocation(2, 0))
expected_board.add_queen_at(XYLocation(3, 4))
expected_board.add_queen_at(XYLocation(4, 1))
self.assertEqual(expected_board, conv.get_state(string))
def test_remove_queen_from(self):
nqb = NQueensBoard(5)
nqb.add_queen_at(XYLocation(3, 4))
nqb.remove_queen_from(XYLocation(3, 4))
self.assertEqual(0, len(nqb.get_queen_positions()))
def test_add_queen_at(self):
nqb = NQueensBoard(5)
nqb.add_queen_at(XYLocation(3, 4))
self.assertTrue(nqb.queen_exists_at_square(4, 3))
def test_remove_queen_from(self):
nqb = NQueensBoard(5)
nqb.add_queen_at(XYLocation(3, 4))
nqb.remove_queen_from(XYLocation(3, 4))
self.assertEqual(0, len(nqb.get_queen_positions()))
def test_add_queen_at(self):
nqb = NQueensBoard(5)
nqb.add_queen_at(XYLocation(3, 4))
self.assertTrue(nqb.queen_exists_at_square(4, 3))