/*******************************************************************************
*
* Copyright (c) 2025 - 2026 Haixing Hu.
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0.
*
******************************************************************************/
use qubit_function::FnMutatorOps;
#[test]
fn test_fn_mutator_ops_observable_behavior() {
fn assert_ops<F: FnMutatorOps<i32>>(_: &F) {}
let mutator = |value: &mut i32| *value += 1;
assert_ops(&mutator);
let mut value = 41;
mutator(&mut value);
assert_eq!(value, 42);
}