Function TEST_SUBMODULE

tests/test_virtual_functions.cpp:233–413

void initialize_inherited_virtuals(py::module_ &m);

TEST_SUBMODULE(virtual_functions, m) {
    // test_override
    py::class_<ExampleVirt, PyExampleVirt>(m, "ExampleVirt")
        .def(py::init<int>())
        /* Reference original class in function definitions */
        .def("run", &ExampleVirt::run)
        .def("run_bool", &ExampleVirt::run_bool)
        .def("pure_virtual", &ExampleVirt::pure_virtual);

    py::class_<NonCopyable>(m, "NonCopyable").def(py::init<int, int>());

    py::class_<Movable>(m, "Movable").def(py::init<int, int>());

    // test_move_support
#if !defined(__INTEL_COMPILER) && !defined(__CUDACC__) && !defined(__PGIC__)
    py::class_<NCVirt, NCVirtTrampoline>(m, "NCVirt")
        .def(py::init<>())
        .def("get_noncopyable", &NCVirt::get_noncopyable)
        .def("get_movable", &NCVirt::get_movable)
        .def("print_nc", &NCVirt::print_nc)
        .def("print_movable", &NCVirt::print_movable);
#endif

    m.def("runExampleVirt", [](ExampleVirt *ex, int value) { return ex->run(value); });
    m.def("runExampleVirtBool", [](ExampleVirt *ex) { return ex->run_bool(); });
    m.def("runExampleVirtVirtual", [](ExampleVirt *ex) { ex->pure_virtual(); });

    m.def("cstats_debug", &ConstructorStats::get<ExampleVirt>);
    initialize_inherited_virtuals(m);

    // test_alias_delay_initialization1
    // don't invoke Python dispatch classes by default when instantiating C++ classes
    // that were not extended on the Python side
    struct A {
        A() = default;
        A(const A &) = delete;
        virtual ~A() = default;
        virtual void f() { py::print("A.f()"); }
    };

    struct PyA : A {
        PyA() { py::print("PyA.PyA()"); }
        PyA(const PyA &) = delete;
        ~PyA() override { py::print("PyA.~PyA()"); }

        void f() override {
            py::print("PyA.f()");
            // This convolution just gives a `void`, but tests that PYBIND11_TYPE() works to
            // protect a type containing a ,
            PYBIND11_OVERRIDE(PYBIND11_TYPE(typename std::enable_if<true, void>::type), A, f);
        }
    };

    py::class_<A, PyA>(m, "A").def(py::init<>()).def("f", &A::f);

    m.def("call_f", [](A *a) { a->f(); });

    // test_alias_delay_initialization2