test_game.py

import pytest
from game import Game
from square_board import SquareBoard

def test_creation():
    g = Game()
    assert g != None

def test_created_with_defaults():
    game = Game()
    assert game.round_type != None
    assert game.match != None
    assert game.board != None
    assert game.board.is_full() == False

def test_is_game_over():
    game = Game()
    win_x = SquareBoard.fromList([['x', 'o', None, None,],
                                    ['o', 'x', None, None, ],
                                    ['x', 'o', 'x', 'o', ],
                                    ['x', 'o', None, None ],])

    win_o = SquareBoard.fromList([['x', 'o', 'x', 'o', ],
                                    ['x', 'x', 'o', None, ],
                                    ['o', 'o', None, None, ],
                                    ['o', 'x', None, None, ],])

    tie = SquareBoard.fromList([['o', 'x', 'x', 'o', ],
                                    ['x', 'o', 'o', 'x', ],
                                    ['o', 'x', 'x', 'o', ],
                                    ['x', 'o', 'o', 'x', ],])

    unfinished = SquareBoard.fromList([['o', 'x', 'x', 'o', ],
                                    [None, None, None, None, ],
                                    [None, None, None, None, ],
                                    [None, None, None, None, ],])
    
    game.board = win_x
    assert game._has_winner_or_tie() == True

    game.board = win_o
    assert game._has_winner_or_tie() == True

    game.board = tie
    assert game._has_winner_or_tie() == True

    game.board = unfinished
    assert game._has_winner_or_tie() == False