def test_has_possible_val(self):
test_set = frozenset({2, 3, 4})
c = Cell(9, 0, 0, poss_vals=test_set)
for i in range(1, 10):
self.assertEqual(i in test_set, c.has_possible_val(i))
test_set = {1, 2, 3, 4, 5, 6, 7, 8, 9}
c = Cell(9, 0, 0)
for i in range(1, 10):
self.assertEqual(i in test_set, c.has_possible_val(i))
# Test outside of range.
self.assertFalse(c.has_possible_val(0))
self.assertFalse(c.has_possible_val(-1))
self.assertFalse(c.has_possible_val(10))
def _clear_possible_action(board: Board, mod_cell: Cell, value: int):
if mod_cell.is_initial():
return
if mod_cell.value() is not None:
return
if mod_cell.has_possible_val(value):
new_cell = mod_cell.clear_possible_value(value)
board.set_cell(new_cell)
