Class B

tests/test_modules.cpp:38–54

    py::class_<A>(m_sub, "A").def(py::init<int>()).def("__repr__", &A::toString);

    class B {
    public:
        B() { print_default_created(this); }
        ~B() { print_destroyed(this); }
        B(const B &) { print_copy_created(this); }
        B &operator=(const B &copy) {
            print_copy_assigned(this);
            a1 = copy.a1;
            a2 = copy.a2;
            return *this;
        }
        A &get_a1() { return a1; }
        A &get_a2() { return a2; }

        A a1{1};
        A a2{2};
    };
    py::class_<B>(m_sub, "B")
        .def(py::init<>())
        .def("get_a1",