def test_validate_backup_window(self): good_windows = ("10:00-11:00", "22:00-06:00") for w in good_windows: rds.validate_backup_window(w) bad_format = ("bad_backup_window", "28:11-10:00", "10:00-28:11") for w in bad_format: with self.assertRaisesRegexp(ValueError, "must be in the format"): rds.validate_backup_window(w) with self.assertRaisesRegexp(ValueError, "must be at least 30 "): rds.validate_backup_window("10:00-10:10")