Method test_queue

uspace/lib/cpp/src/__bits/test/adaptors.cpp:122–139

    }

    void adaptors_test::test_queue()
    {
        std::queue<int> q{std::deque<int>{1}};

        test_eq("queue initialized from deque not empty", q.empty(), false);
        test_eq("queue initialized form queue size", q.size(), 1U);
        test_eq("single element queue front == back", q.front(), q.back());

        q.push(2);
        test_eq("queue push", q.back(), 2);
        test_eq("queue size", q.size(), 2U);

        q.pop();
        test_eq("queue pop", q.front(), 2);

        q.emplace(4);
        test_eq("queue emplace", q.back(), 4);
    }

    void adaptors_test::test_priority_queue()
    {