// SPDX-FileCopyrightText: 2020 Robin Krahl <robin.krahl@ireas.org> // SPDX-License-Identifier: Apache-2.0 or MIT use merge::Merge; fn test<T: std::fmt::Debug + Merge + PartialEq>(expected: T, mut left: T, right: T) { left.merge(right); assert_eq!(expected, left); } #[test] fn test_option() { test(Some(1), Some(1), Some(2)); test(Some(2), None, Some(2)); test(None::<usize>, None, None); }