def test_solved_sudoku():
solved = SudokuBoard([[7,3,5, 6,1,4, 8,9,2],
[8,4,2, 9,7,3, 5,6,1],
[9,6,1, 2,8,5, 3,7,4],
[2,8,6, 3,4,9, 1,5,7],
[4,1,3, 8,5,7, 9,2,6],
[5,7,9, 1,2,6, 4,3,8],
[1,5,7, 4,9,2, 6,8,3],
[6,9,4, 7,3,8, 2,1,5],
[3,2,8, 5,6,1, 7,4,9]])
assert solved.is_complete() == True
assert solved.is_solved() == True
print("Solved sudoku functionality passed")
def test_simple_sudoku():
global s
assert SudokuBoard.subgridize([[1,1,1,2,2,2,3,3,3],
[1,1,1,2,2,2,3,3,3],
[1,1,1,2,2,2,3,3,3]]) == [[1, 1, 1, 1, 1, 1, 1, 1, 1],
[2, 2, 2, 2, 2, 2, 2, 2, 2],
[3, 3, 3, 3, 3, 3, 3, 3, 3]]
s = SudokuBoard([[8, 7, 6, 9, None,None, None,None,None],
[None,1, None, None,None,6, None,None,None],
[None,4, None, 3, None,5, 8, None,None],
[4, None,None, None,None,None, 2, 1, None],
[None,9, None, 5, None,None, None,None,None],
[None,5, None, None,4, None, 3, None, 6],
[None,2, 9, None,None,None, None,None,8 ],
[None,None,4, 6, 9, None, 1, 7, 3 ],
[None,None,None, None,None,1, None,None,4 ]])
assert s.subgrids == [[8, 7, 6, None, 1, None, None, 4, None],
[9, None, None, None, None, 6, 3, None, 5],
[None, None, None, None, None, None, 8, None, None],
[4, None, None, None, 9, None, None, 5, None],
[None, None, None, 5, None, None, None, 4, None],
[2, 1, None, None, None, None, 3, None, 6],
[None, 2, 9, None, None, 4, None, None, None],
[None, None, None, 6, 9, None, None, None, 1],
[None, None, 8, 1, 7, 3, None, None, 4]]
assert s.cols == [[8, None, None, 4, None, None, None, None, None],
[7, 1, 4, None, 9, 5, 2, None, None],
[6, None, None, None, None, None, 9, 4, None],
[9, None, 3, None, 5, None, None, 6, None],
[None, None, None, None, None, 4, None, 9, None],
[None, 6, 5, None, None, None, None, None, 1],
[None, None, 8, 2, None, 3, None, 1, None],
[None, None, None, 1, None, None, None, 7, None],
[None, None, None, None, None, 6, 8, 3, 4]]
assert s.possibilities() == {(0, 4): [1, 2],
(0, 5): [2, 4],
(0, 6): [4, 5],
(0, 7): [2, 3, 4, 5],
(0, 8): [1, 2, 5],
(1, 0): [2, 3, 5, 9],
(1, 2): [2, 3, 5],
(1, 3): [2, 4, 7, 8],
(1, 4): [2, 7, 8],
(1, 6): [4, 5, 7, 9],
(1, 7): [2, 3, 4, 5, 9],
(1, 8): [2, 5, 7, 9],
(2, 0): [2, 9],
(2, 2): [2],
(2, 4): [1, 2, 7],
(2, 7): [2, 6, 9],
(2, 8): [1, 2, 7, 9],
(3, 1): [3, 6, 8],
(3, 2): [3, 7, 8],
(3, 3): [7, 8],
(3, 4): [3, 6, 7, 8],
(3, 5): [3, 7, 8, 9],
(3, 8): [5, 7, 9],
(4, 0): [1, 2, 3, 6, 7],
(4, 2): [1, 2, 3, 7, 8],
(4, 4): [1, 2, 3, 6, 7, 8],
(4, 5): [2, 3, 7, 8],
(4, 6): [4, 7],
(4, 7): [4, 8],
(4, 8): [7],
(5, 0): [1, 2, 7],
(5, 2): [1, 2, 7, 8],
(5, 3): [1, 2, 7, 8],
(5, 5): [2, 7, 8, 9],
(5, 7): [8, 9],
(6, 0): [1, 3, 5, 6, 7],
(6, 3): [4, 7],
(6, 4): [3, 5, 7],
(6, 5): [3, 4, 7],
(6, 6): [5, 6],
(6, 7): [5, 6],
(7, 0): [5],
(7, 1): [8],
(7, 5): [2, 8],
(8, 0): [3, 5, 6, 7],
(8, 1): [3, 6, 8],
(8, 2): [3, 5, 7, 8],
(8, 3): [2, 7, 8],
(8, 4): [2, 3, 5, 7, 8],
(8, 6): [5, 6, 9],
(8, 7): [2, 5, 6, 9]}
assert s.solved().rows == [[8, 7, 6, 9, 1, 4, 5, 3, 2],
[3, 1, 5, 2, 8, 6, 7, 4, 9],
[9, 4, 2, 3, 7, 5, 8, 6, 1],
[4, 3, 8, 7, 6, 9, 2, 1, 5],
[6, 9, 1, 5, 2, 3, 4, 8, 7],
[2, 5, 7, 1, 4, 8, 3, 9, 6],
[1, 2, 9, 4, 3, 7, 6, 5, 8],
[5, 8, 4, 6, 9, 2, 1, 7, 3],
[7, 6, 3, 8, 5, 1, 9, 2, 4]]
assert s.is_complete() == False
assert s.is_solved() == False
assert s.possible_numbers(1, 0) == [2, 3, 5, 9]
assert s.possible_numbers(7, 5) == [2, 8]
assert s.possible_numbers(7, 1) == [8]
assert s.is_valid() == True
print("Basic functionality passed")