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"""Chess Board unit test module.""" |
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import unittest |
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from unittest.mock import Mock |
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from chess.movement import (distance_of_one, |
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doesnt_land_on_piece, |
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doesnt_land_on_own_piece, |
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cant_jump_pieces, |
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ends_on_enemy, |
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directional, |
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first_move, |
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get_all_potential_end_locations) |
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from chess.board.chess_board import ChessBoard |
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class TestMovements(unittest.TestCase): |
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"""Chess unit test class.""" |
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def setUp(self): |
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self.chess_board = ChessBoard() |
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def test_distance_of_one_filtering_given_positions(self): |
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directions = [(1, 0), (0, 1), (0, -1)] |
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start_square = (1, 1) |
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already_acceptable_possitions = [(1, 2), (1, 0), (2, 1), (3, 3), (5, 5), (2, 3), (9, 1)] |
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positions = distance_of_one(self.chess_board, start_square, directions, potential_end_locations=already_acceptable_possitions, player_direction=Mock()) |
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expected_positions = [(1, 2), (1, 0), (2, 1)] |
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assert len(positions) == len(expected_positions) |
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for pos in positions: |
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assert pos in positions |
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def test_does_end_on_own_piece(self): |
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start = (1, 1) |
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end = (1, 0) |
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self.chess_board[start] = Mock(color=1) |
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self.chess_board[end] = Mock(color=1) |
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potential_end_locations = [end] |
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ret_val = doesnt_land_on_own_piece(self.chess_board, start, None, potential_end_locations, Mock()) |
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assert ret_val == [] |
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def test_doesnt_end_on_own_piece(self): |
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start = (1, 1) |
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end = (1, 0) |
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self.chess_board[start] = Mock(color=1) |
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self.chess_board[end] = Mock(color=2) |
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potential_end_locations = [end] |
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ret_val = doesnt_land_on_own_piece(self.chess_board, start, None, potential_end_locations, Mock()) |
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assert ret_val == [(1, 0)] |
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def test_cant_jump_pieces(self): |
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start = (2, 2) |
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middle = (4, 2) |
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self.chess_board[start] = Mock() |
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self.chess_board[middle] = Mock() |
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starting_end_locations = [(3, 2), (4, 2), (5, 2), (6, 2)] |
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expected_positions = [(3, 2), (4, 2)] |
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new_end_locations = cant_jump_pieces(self.chess_board, start, None, starting_end_locations, Mock()) |
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assert new_end_locations == expected_positions |
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def test_cant_jump_pieces_doesnt_limit_if_no_pieces_are_in_the_way(self): |
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start = (1, 1) |
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self.chess_board[start] = Mock() |
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starting_end_locations = [(2, 1), (3, 1), (4, 1), (5, 1), (6, 1), (7, 1), (8, 1), (9, 1)] |
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new_end_locations = cant_jump_pieces(self.chess_board, start, None, starting_end_locations, Mock()) |
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assert new_end_locations == starting_end_locations |
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def test_get_potential_end_squares_vertical(self): |
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start = (0, 0) |
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directions = [(0, 1)] |
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ends = get_all_potential_end_locations(start, directions, self.chess_board) |
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expected_ends = [(0, 1), (0, 2), (0, 3), (0, 4), (0, 5), (0, 6), (0, 7)] |
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assert ends == expected_ends |
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def test_get_potential_end_squares_horizontal(self): |
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start = (0, 0) |
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directions = [(1, 0)] |
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ends = get_all_potential_end_locations(start, directions, self.chess_board) |
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expected_ends = [(1, 0), (2, 0), (3, 0), (4, 0), (5, 0), (6, 0), (7, 0)] |
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assert ends == expected_ends |
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def test_get_potential_end_squares_diagonal(self): |
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start = (0, 0) |
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directions = [(1, 1)] |
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ends = get_all_potential_end_locations(start, directions, self.chess_board) |
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expected_ends = [(1, 1), (2, 2), (3, 3), (4, 4), (5, 5), (6, 6), (7, 7)] |
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assert ends == expected_ends |
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def test_get_potential_end_squares_rook(self): |
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start = (0, 0) |
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directions = [(2, 1)] |
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ends = get_all_potential_end_locations(start, directions, self.chess_board) |
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expected_ends = [(2, 1), (4, 2), (6, 3)] |
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assert ends == expected_ends |
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def test_ends_on_enemy_no_enemy(self): |
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start = (0, 0) |
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potential_end_locations = [(1, 0), (2, 0), (2, 2)] |
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ends = ends_on_enemy(self.chess_board, start, None, potential_end_locations, Mock()) |
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assert ends == [] |
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View Code Duplication |
def test_ends_on_same_players_piece(self): |
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start = (0, 0) |
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self.chess_board[start] = Mock(color=1) |
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potential_end_locations = [(1, 0), (2, 0), (2, 2)] |
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for end in potential_end_locations: |
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self.chess_board[end] = Mock(color=1) |
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ends = ends_on_enemy(self.chess_board, start, None, potential_end_locations, Mock()) |
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assert ends == [] |
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View Code Duplication |
def test_ends_on_enemy_players_piece(self): |
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start = (0, 0) |
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self.chess_board[start] = Mock(color=1) |
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potential_end_locations = [(1, 0), (2, 0), (2, 2)] |
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end = None |
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for end in potential_end_locations: |
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self.chess_board[end] = Mock(color=1) |
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self.chess_board[end] = Mock(color=2) |
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ends = ends_on_enemy(self.chess_board, start, None, potential_end_locations, Mock()) |
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assert ends == [(2, 2)] |
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def test_doesnt_land_on_piece(self): |
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start = (1, 1) |
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potential_end_locations = [(1, 2), (1, 3), (2, 4), (1, 4), (0, 2)] |
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for end in potential_end_locations: |
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self.chess_board[end] = Mock(color=2) |
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potential_end_locations.append((2, 3)) |
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ends = doesnt_land_on_piece(self.chess_board, start, None, potential_end_locations, Mock()) |
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assert ends == [(2, 3)] |
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def test_directional_white(self): |
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start = (3, 1) |
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potential_end_locations = [(4, 1), (2, 1)] |
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ends = directional(self.chess_board, start, None, potential_end_locations, (1, 0)) |
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assert ends == [(4, 1)] |
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def test_directional_black(self): |
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start = (3, 1) |
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potential_end_locations = [(4, 1), (2, 1)] |
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ends = directional(self.chess_board, start, None, potential_end_locations, (-1, 0)) |
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assert ends == [(2, 1)] |
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def test_directional_diagonal(self): |
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start = (3, 1) |
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potential_end_locations = [(4, 2), (2, 2)] |
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ends = directional(self.chess_board, start, None, potential_end_locations, (1, 1)) |
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assert ends == [(4, 2)] |
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def test_first_move(self): |
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start = (3, 1) |
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self.chess_board[start] = Mock(move_count=0) |
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potential_end_locations = [(4, 2), (4, 3), (2, 2), (2, 1), (2, 2)] |
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ends = first_move(self.chess_board, start, None, potential_end_locations, Mock()) |
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assert ends == potential_end_locations |
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def test_not_first_move(self): |
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start = (3, 1) |
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self.chess_board[start] = Mock(move_count=1) |
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potential_end_locations = [(4, 2), (4, 3), (2, 2), (2, 1), (2, 2)] |
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ends = first_move(self.chess_board, start, None, potential_end_locations, Mock()) |
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assert ends == [] |
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The coding style of this project requires that you add a docstring to this code element. Below, you find an example for methods:
If you would like to know more about docstrings, we recommend to read PEP-257: Docstring Conventions.