Function run_test

dlib/test/any_function.cpp:84–144

// ----------------------------------------------------------------------------------------

    void run_test()
    {
        any_function<int()> a, b, c;

        DLIB_TEST(a.is_empty());
        DLIB_TEST(a.is_set()==false);
        DLIB_TEST(a.contains<int(*)()>() == false);
        DLIB_TEST(a.contains<test>() == false);
        DLIB_TEST(a.is_empty());

        a = b;

        swap(a,b);
        a.swap(b);

        a = test();
        test_contains_4(a);


        bool error = false;
        try
        {
            any_cast<int(*)()>(a);
        }
        catch (bad_any_cast&)
        {
            error = true;
        }
        DLIB_TEST(error);

        swap(a,b);

        test_contains_4(b);

        DLIB_TEST(a.is_empty());

        a = b;

        test_contains_4(a);

        c.get<test2>() = test2(10);
        DLIB_TEST(c.get<test2>().v == 10); 

        a = c;
        DLIB_TEST(a.cast_to<test2>().v == 10); 


        a.clear();
        DLIB_TEST(a.is_empty());
        error = false;
        try
        {
            any_cast<test>(a);
        }
        catch (bad_any_cast&)
        {
            error = true;
        }