def test_is_in_with_true_and_false_checker(self):
        checker1 = self._new_true_checker()
        checker2 = self._new_false_checker()

        schedule_period = SchedulePeriod([checker1, checker2], None)

        self.assertFalse(schedule_period.is_in(None))
    def test_is_in_with_false_checker(self):
        checker = self._new_false_checker()

        schedule_period = SchedulePeriod([checker], None)

        self.assertFalse(schedule_period.is_in(None))