| fn safe_divide(dividend: u32, divisor: u32) -> u32 { |
| if divisor == 0 { |
| cov_mark::hit!(save_divide_zero); |
| return 0; |
| } |
| dividend / divisor |
| } |
| |
| #[test] |
| fn test_safe_divide_by_zero() { |
| cov_mark::check!(save_divide_zero); |
| assert_eq!(safe_divide(92, 0), 0); |
| } |
| |
| struct CoveredDropper; |
| impl Drop for CoveredDropper { |
| fn drop(&mut self) { |
| cov_mark::hit!(covered_dropper_drops); |
| } |
| } |
| |
| #[test] |
| fn test_drop_count() { |
| cov_mark::check_count!(covered_dropper_drops, 2); |
| let _covered_dropper1 = CoveredDropper; |
| let _covered_dropper2 = CoveredDropper; |
| } |