//Points::StorablePoint<I1, I2> sp1(I1(1), I2(2)), sp2;
    Points::StorablePoint<int, int> sp1(10, 20), sp2;
    Json::Value v;
    sp1.asJson(v);
    std::cout << "json: " << Json::FastWriter().write(v) << std::endl;
    sp2.initJson(v);
    //std::cout << "sp2: " << sp2.x.getValue() << " " << sp2.y.getValue() << std::endl;
    std::cout << sp2 << std::endl;

    Containers::Binary::Container binary;
    auto writer = binary.createWriter();
    auto reader = binary.createReader();
    sp1.asBinary(writer);
    sp1.fromBinary(reader);