Function test_mutex

components/libc/cplusplus/utest/tc_mutex.cpp:20–39

* @brief Test basic mutex operations with lock_guard. */

 * @brief Test basic mutex operations with lock_guard.
 */
static void test_mutex(void)
{
    std::mutex m;
    int        count = 0;
    auto       func  = [&]() mutable {
        std::lock_guard<std::mutex> lock(m);
        for (int i = 0; i < 1000; ++i)
        {
            ++count;
        }
    };

    std::thread t1(func);
    std::thread t2(func);

    t1.join();
    t2.join();

    uassert_int_equal(count, 2000);
}

/**
 * @brief Test recursive mutex allowing multiple locks by the same thread.