def test_empty():
g = Board(board=[], disc_color='RED', player_id='Alice')
assert g.rows() == 0
assert g.columns() == 0
assert g.free_space() == 0
assert g.possible_moves() == []
assert g.disc_color == 'RED'
assert g.player_id == 'Alice'
def test_simple_board():
b = [['EMPTY', 'EMPTY'], ['EMPTY', 'EMPTY'], ['EMPTY', 'EMPTY']]
g = Board(board=b, disc_color='RED', player_id='Alice')
assert g.rows() == len(b)
assert g.columns() == len(b[0])
assert g.free_space() == len(b) * len(b[0])
assert g.possible_moves() == [0, 1]
assert g.shape() == (len(b), len(b[0]))