/// Verify we're built with run-time integer overflow detection. // This Source Code Form is subject to the terms of the Mozilla Public // License, v. 2.0. If a copy of the MPL was not distributed with this // file, You can obtain one at https://mozilla.org/MPL/2.0/. #[test] #[should_panic(expected = "attempt to add with overflow")] fn overflow_protection() { let edge = u32::max_value(); assert_eq!(0u32, edge + 1); let edge = u64::max_value(); assert_eq!(0u64, edge + 1); }