def test(self):
        """
        Tests whether this constraint has been properly defined.
        """
        counter = 0
        completed = False
        while not completed:
            if counter == 1:
                self.reset()
            advance = self.advance()
            if not self.does_advance(advance):
                raise Exception(
                    "Custom Constraint is not defined correctly. self.does_advance(self.advance()) must be true."
                )

            stepped, completed, reset = self.update(advance)
            counter += 1

            if counter > 10000:
                raise Exception("update() does not fulfill the constraint.")

        if self.remaining() != 0:
            raise Exception("Custom Constraint is not defined correctly.")

        Tests whether this constraint has been properly defined.
        
dpkd/transformers/src/transformers/generation/beam_constraints.py