def board_details(board_id: str) -> Response:
try:
board = Board.from_id(board_id)
except ValueError:
return make_response("invalid board id", 400)
return jsonify(board_dict(board))
def lookup(self, board: Board) -> Optional[Board]:
board_id = board.get_normalized_id()
openings = self.data["openings"]
if board_id not in openings:
return None
return Board.from_id(openings[board_id]["best_child"])
def test_board_from_id_ok(id_str: str, expected_board: Board) -> None:
board = Board.from_id(id_str)
if id_str == "xot":
assert BLACK == board.turn
assert 12 == board.count(WHITE) + board.count(BLACK)
return
assert expected_board == board
def validate(self) -> None:
for board_id, board_data in self.data["openings"].items():
try:
board = Board.from_id(board_id)
except ValueError as e:
raise OpeningsTreeValidationError(
f"board {board_id}: invalid ID") from e
child_id = board_data["best_child"]
try:
Board.from_id(child_id)
except ValueError as e:
raise OpeningsTreeValidationError(
f"board {board_id}: invalid best_child ID") from e
if child_id not in board.get_normalized_children_ids():
raise OpeningsTreeValidationError(
f"board {board_id}: best_child is not a valid child")
def _get_openings(
self, color: int, board: Board,
prefix: List[Tuple[Board, int]]) -> List[List[Tuple[Board, int]]]:
assert board.turn == color
try:
best_child_id: str = self.data["openings"][
board.get_normalized_id()]["best_child"]
except KeyError:
return [prefix]
best_child = board.denormalize_child(Board.from_id(best_child_id))
assert best_child in board.get_children()
assert best_child.turn == opponent(color)
best_move = board.get_move(best_child)
openings = []
for grand_child in best_child.get_children():
openings += self._get_openings(color, grand_child,
prefix + [(board, best_move)])
return openings
def show(board_id: str) -> None:
board = Board.from_id(board_id)
board.show()
def test_board_from_id_fail(id_str: str, expected_error_message: str) -> None:
with pytest.raises(ValueError) as exc_info:
Board.from_id(id_str)
assert expected_error_message == exc_info.value.args[0]