373 lines
		
	
	
		
			18 KiB
		
	
	
	
		
			C++
		
	
	
		
		
			
		
	
	
			373 lines
		
	
	
		
			18 KiB
		
	
	
	
		
			C++
		
	
	
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								/*
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								    tests/test_methods_and_attributes.cpp -- constructors, deconstructors, attribute access,
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								    __str__, argument and return value conventions
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								    Copyright (c) 2016 Wenzel Jakob <wenzel.jakob@epfl.ch>
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								    All rights reserved. Use of this source code is governed by a
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								    BSD-style license that can be found in the LICENSE file.
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								*/
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								#include "pybind11_tests.h"
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								#include "constructor_stats.h"
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								#if !defined(PYBIND11_OVERLOAD_CAST)
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								template <typename... Args>
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								using overload_cast_ = pybind11::detail::overload_cast_impl<Args...>;
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								#endif
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								class ExampleMandA {
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								public:
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								    ExampleMandA() { print_default_created(this); }
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								    ExampleMandA(int value) : value(value) { print_created(this, value); }
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								    ExampleMandA(const ExampleMandA &e) : value(e.value) { print_copy_created(this); }
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								    ExampleMandA(std::string&&) {}
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								    ExampleMandA(ExampleMandA &&e) : value(e.value) { print_move_created(this); }
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								    ~ExampleMandA() { print_destroyed(this); }
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								    std::string toString() {
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								        return "ExampleMandA[value=" + std::to_string(value) + "]";
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								    }
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								    void operator=(const ExampleMandA &e) { print_copy_assigned(this); value = e.value; }
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								    void operator=(ExampleMandA &&e) { print_move_assigned(this); value = e.value; }
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								    void add1(ExampleMandA other) { value += other.value; }         // passing by value
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								    void add2(ExampleMandA &other) { value += other.value; }        // passing by reference
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								    void add3(const ExampleMandA &other) { value += other.value; }  // passing by const reference
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								    void add4(ExampleMandA *other) { value += other->value; }       // passing by pointer
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								    void add5(const ExampleMandA *other) { value += other->value; } // passing by const pointer
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								    void add6(int other) { value += other; }                        // passing by value
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								    void add7(int &other) { value += other; }                       // passing by reference
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								    void add8(const int &other) { value += other; }                 // passing by const reference
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								    void add9(int *other) { value += *other; }                      // passing by pointer
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								    void add10(const int *other) { value += *other; }               // passing by const pointer
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								    void consume_str(std::string&&) {}
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								    ExampleMandA self1() { return *this; }                          // return by value
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								    ExampleMandA &self2() { return *this; }                         // return by reference
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								    const ExampleMandA &self3() { return *this; }                   // return by const reference
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								    ExampleMandA *self4() { return this; }                          // return by pointer
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								    const ExampleMandA *self5() { return this; }                    // return by const pointer
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								    int internal1() { return value; }                               // return by value
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								    int &internal2() { return value; }                              // return by reference
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								    const int &internal3() { return value; }                        // return by const reference
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								    int *internal4() { return &value; }                             // return by pointer
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								    const int *internal5() { return &value; }                       // return by const pointer
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								    py::str overloaded()             { return "()"; }
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								    py::str overloaded(int)          { return "(int)"; }
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								    py::str overloaded(int, float)   { return "(int, float)"; }
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								    py::str overloaded(float, int)   { return "(float, int)"; }
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								    py::str overloaded(int, int)     { return "(int, int)"; }
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								    py::str overloaded(float, float) { return "(float, float)"; }
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								    py::str overloaded(int)          const { return "(int) const"; }
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								    py::str overloaded(int, float)   const { return "(int, float) const"; }
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								    py::str overloaded(float, int)   const { return "(float, int) const"; }
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								    py::str overloaded(int, int)     const { return "(int, int) const"; }
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								    py::str overloaded(float, float) const { return "(float, float) const"; }
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								    static py::str overloaded(float) { return "static float"; }
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								    int value = 0;
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								};
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								struct TestProperties {
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								    int value = 1;
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								    static int static_value;
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								    int get() const { return value; }
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								    void set(int v) { value = v; }
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								    static int static_get() { return static_value; }
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								    static void static_set(int v) { static_value = v; }
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								};
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								int TestProperties::static_value = 1;
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								struct TestPropertiesOverride : TestProperties {
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								    int value = 99;
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								    static int static_value;
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								};
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								int TestPropertiesOverride::static_value = 99;
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								struct TestPropRVP {
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								    UserType v1{1};
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								    UserType v2{1};
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								    static UserType sv1;
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								    static UserType sv2;
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								    const UserType &get1() const { return v1; }
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								    const UserType &get2() const { return v2; }
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								    UserType get_rvalue() const { return v2; }
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								    void set1(int v) { v1.set(v); }
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								    void set2(int v) { v2.set(v); }
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								};
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								UserType TestPropRVP::sv1(1);
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								UserType TestPropRVP::sv2(1);
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								// Test None-allowed py::arg argument policy
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								class NoneTester { public: int answer = 42; };
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								int none1(const NoneTester &obj) { return obj.answer; }
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								int none2(NoneTester *obj) { return obj ? obj->answer : -1; }
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								int none3(std::shared_ptr<NoneTester> &obj) { return obj ? obj->answer : -1; }
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								int none4(std::shared_ptr<NoneTester> *obj) { return obj && *obj ? (*obj)->answer : -1; }
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								int none5(std::shared_ptr<NoneTester> obj) { return obj ? obj->answer : -1; }
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								struct StrIssue {
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								    int val = -1;
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								    StrIssue() = default;
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								    StrIssue(int i) : val{i} {}
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								};
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								// Issues #854, #910: incompatible function args when member function/pointer is in unregistered base class
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								class UnregisteredBase {
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								public:
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								    void do_nothing() const {}
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								    void increase_value() { rw_value++; ro_value += 0.25; }
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								    void set_int(int v) { rw_value = v; }
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								    int get_int() const { return rw_value; }
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								    double get_double() const { return ro_value; }
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								    int rw_value = 42;
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								    double ro_value = 1.25;
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								};
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								class RegisteredDerived : public UnregisteredBase {
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								public:
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								    using UnregisteredBase::UnregisteredBase;
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								    double sum() const { return rw_value + ro_value; }
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								};
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								// Test explicit lvalue ref-qualification
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								struct RefQualified {
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								    int value = 0;
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								    void refQualified(int other) & { value += other; }
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								    int constRefQualified(int other) const & { return value + other; }
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								};
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								TEST_SUBMODULE(methods_and_attributes, m) {
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								    // test_methods_and_attributes
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								    py::class_<ExampleMandA> emna(m, "ExampleMandA");
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								    emna.def(py::init<>())
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								        .def(py::init<int>())
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								        .def(py::init<std::string&&>())
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								        .def(py::init<const ExampleMandA&>())
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								        .def("add1", &ExampleMandA::add1)
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								        .def("add2", &ExampleMandA::add2)
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								        .def("add3", &ExampleMandA::add3)
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								        .def("add4", &ExampleMandA::add4)
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								        .def("add5", &ExampleMandA::add5)
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								        .def("add6", &ExampleMandA::add6)
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								        .def("add7", &ExampleMandA::add7)
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								        .def("add8", &ExampleMandA::add8)
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								        .def("add9", &ExampleMandA::add9)
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								        .def("add10", &ExampleMandA::add10)
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								        .def("consume_str", &ExampleMandA::consume_str)
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								        .def("self1", &ExampleMandA::self1)
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								        .def("self2", &ExampleMandA::self2)
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								        .def("self3", &ExampleMandA::self3)
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								        .def("self4", &ExampleMandA::self4)
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								        .def("self5", &ExampleMandA::self5)
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								        .def("internal1", &ExampleMandA::internal1)
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								        .def("internal2", &ExampleMandA::internal2)
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								        .def("internal3", &ExampleMandA::internal3)
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								        .def("internal4", &ExampleMandA::internal4)
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								        .def("internal5", &ExampleMandA::internal5)
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								#if defined(PYBIND11_OVERLOAD_CAST)
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								        .def("overloaded", py::overload_cast<>(&ExampleMandA::overloaded))
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								        .def("overloaded", py::overload_cast<int>(&ExampleMandA::overloaded))
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								        .def("overloaded", py::overload_cast<int,   float>(&ExampleMandA::overloaded))
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								        .def("overloaded", py::overload_cast<float,   int>(&ExampleMandA::overloaded))
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								        .def("overloaded", py::overload_cast<int,     int>(&ExampleMandA::overloaded))
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								        .def("overloaded", py::overload_cast<float, float>(&ExampleMandA::overloaded))
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								        .def("overloaded_float", py::overload_cast<float, float>(&ExampleMandA::overloaded))
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								        .def("overloaded_const", py::overload_cast<int         >(&ExampleMandA::overloaded, py::const_))
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								        .def("overloaded_const", py::overload_cast<int,   float>(&ExampleMandA::overloaded, py::const_))
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								        .def("overloaded_const", py::overload_cast<float,   int>(&ExampleMandA::overloaded, py::const_))
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								        .def("overloaded_const", py::overload_cast<int,     int>(&ExampleMandA::overloaded, py::const_))
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								        .def("overloaded_const", py::overload_cast<float, float>(&ExampleMandA::overloaded, py::const_))
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								#else
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								        // Use both the traditional static_cast method and the C++11 compatible overload_cast_
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								        .def("overloaded", overload_cast_<>()(&ExampleMandA::overloaded))
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								        .def("overloaded", overload_cast_<int>()(&ExampleMandA::overloaded))
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								        .def("overloaded", overload_cast_<int,   float>()(&ExampleMandA::overloaded))
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								        .def("overloaded", static_cast<py::str (ExampleMandA::*)(float,   int)>(&ExampleMandA::overloaded))
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								        .def("overloaded", static_cast<py::str (ExampleMandA::*)(int,     int)>(&ExampleMandA::overloaded))
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								        .def("overloaded", static_cast<py::str (ExampleMandA::*)(float, float)>(&ExampleMandA::overloaded))
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								        .def("overloaded_float", overload_cast_<float, float>()(&ExampleMandA::overloaded))
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								        .def("overloaded_const", overload_cast_<int         >()(&ExampleMandA::overloaded, py::const_))
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								        .def("overloaded_const", overload_cast_<int,   float>()(&ExampleMandA::overloaded, py::const_))
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								        .def("overloaded_const", static_cast<py::str (ExampleMandA::*)(float,   int) const>(&ExampleMandA::overloaded))
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								        .def("overloaded_const", static_cast<py::str (ExampleMandA::*)(int,     int) const>(&ExampleMandA::overloaded))
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								        .def("overloaded_const", static_cast<py::str (ExampleMandA::*)(float, float) const>(&ExampleMandA::overloaded))
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								#endif
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								        // test_no_mixed_overloads
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								        // Raise error if trying to mix static/non-static overloads on the same name:
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								        .def_static("add_mixed_overloads1", []() {
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								            auto emna = py::reinterpret_borrow<py::class_<ExampleMandA>>(py::module::import("pybind11_tests.methods_and_attributes").attr("ExampleMandA"));
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								            emna.def       ("overload_mixed1", static_cast<py::str (ExampleMandA::*)(int, int)>(&ExampleMandA::overloaded))
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								                .def_static("overload_mixed1", static_cast<py::str (              *)(float   )>(&ExampleMandA::overloaded));
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								        })
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								        .def_static("add_mixed_overloads2", []() {
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								            auto emna = py::reinterpret_borrow<py::class_<ExampleMandA>>(py::module::import("pybind11_tests.methods_and_attributes").attr("ExampleMandA"));
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								            emna.def_static("overload_mixed2", static_cast<py::str (              *)(float   )>(&ExampleMandA::overloaded))
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								                .def       ("overload_mixed2", static_cast<py::str (ExampleMandA::*)(int, int)>(&ExampleMandA::overloaded));
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								        })
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								        .def("__str__", &ExampleMandA::toString)
							 | 
						||
| 
								 | 
							
								        .def_readwrite("value", &ExampleMandA::value);
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    // test_copy_method
							 | 
						||
| 
								 | 
							
								    // Issue #443: can't call copied methods in Python 3
							 | 
						||
| 
								 | 
							
								    emna.attr("add2b") = emna.attr("add2");
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    // test_properties, test_static_properties, test_static_cls
							 | 
						||
| 
								 | 
							
								    py::class_<TestProperties>(m, "TestProperties")
							 | 
						||
| 
								 | 
							
								        .def(py::init<>())
							 | 
						||
| 
								 | 
							
								        .def_readonly("def_readonly", &TestProperties::value)
							 | 
						||
| 
								 | 
							
								        .def_readwrite("def_readwrite", &TestProperties::value)
							 | 
						||
| 
								 | 
							
								        .def_property("def_writeonly", nullptr,
							 | 
						||
| 
								 | 
							
								                      [](TestProperties& s,int v) { s.value = v; } )
							 | 
						||
| 
								 | 
							
								        .def_property("def_property_writeonly", nullptr, &TestProperties::set)
							 | 
						||
| 
								 | 
							
								        .def_property_readonly("def_property_readonly", &TestProperties::get)
							 | 
						||
| 
								 | 
							
								        .def_property("def_property", &TestProperties::get, &TestProperties::set)
							 | 
						||
| 
								 | 
							
								        .def_property("def_property_impossible", nullptr, nullptr)
							 | 
						||
| 
								 | 
							
								        .def_readonly_static("def_readonly_static", &TestProperties::static_value)
							 | 
						||
| 
								 | 
							
								        .def_readwrite_static("def_readwrite_static", &TestProperties::static_value)
							 | 
						||
| 
								 | 
							
								        .def_property_static("def_writeonly_static", nullptr,
							 | 
						||
| 
								 | 
							
								                             [](py::object, int v) { TestProperties::static_value = v; })
							 | 
						||
| 
								 | 
							
								        .def_property_readonly_static("def_property_readonly_static",
							 | 
						||
| 
								 | 
							
								                                      [](py::object) { return TestProperties::static_get(); })
							 | 
						||
| 
								 | 
							
								        .def_property_static("def_property_writeonly_static", nullptr,
							 | 
						||
| 
								 | 
							
								                             [](py::object, int v) { return TestProperties::static_set(v); })
							 | 
						||
| 
								 | 
							
								        .def_property_static("def_property_static",
							 | 
						||
| 
								 | 
							
								                             [](py::object) { return TestProperties::static_get(); },
							 | 
						||
| 
								 | 
							
								                             [](py::object, int v) { TestProperties::static_set(v); })
							 | 
						||
| 
								 | 
							
								        .def_property_static("static_cls",
							 | 
						||
| 
								 | 
							
								                             [](py::object cls) { return cls; },
							 | 
						||
| 
								 | 
							
								                             [](py::object cls, py::function f) { f(cls); });
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    py::class_<TestPropertiesOverride, TestProperties>(m, "TestPropertiesOverride")
							 | 
						||
| 
								 | 
							
								        .def(py::init<>())
							 | 
						||
| 
								 | 
							
								        .def_readonly("def_readonly", &TestPropertiesOverride::value)
							 | 
						||
| 
								 | 
							
								        .def_readonly_static("def_readonly_static", &TestPropertiesOverride::static_value);
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    auto static_get1 = [](py::object) -> const UserType & { return TestPropRVP::sv1; };
							 | 
						||
| 
								 | 
							
								    auto static_get2 = [](py::object) -> const UserType & { return TestPropRVP::sv2; };
							 | 
						||
| 
								 | 
							
								    auto static_set1 = [](py::object, int v) { TestPropRVP::sv1.set(v); };
							 | 
						||
| 
								 | 
							
								    auto static_set2 = [](py::object, int v) { TestPropRVP::sv2.set(v); };
							 | 
						||
| 
								 | 
							
								    auto rvp_copy = py::return_value_policy::copy;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    // test_property_return_value_policies
							 | 
						||
| 
								 | 
							
								    py::class_<TestPropRVP>(m, "TestPropRVP")
							 | 
						||
| 
								 | 
							
								        .def(py::init<>())
							 | 
						||
| 
								 | 
							
								        .def_property_readonly("ro_ref", &TestPropRVP::get1)
							 | 
						||
| 
								 | 
							
								        .def_property_readonly("ro_copy", &TestPropRVP::get2, rvp_copy)
							 | 
						||
| 
								 | 
							
								        .def_property_readonly("ro_func", py::cpp_function(&TestPropRVP::get2, rvp_copy))
							 | 
						||
| 
								 | 
							
								        .def_property("rw_ref", &TestPropRVP::get1, &TestPropRVP::set1)
							 | 
						||
| 
								 | 
							
								        .def_property("rw_copy", &TestPropRVP::get2, &TestPropRVP::set2, rvp_copy)
							 | 
						||
| 
								 | 
							
								        .def_property("rw_func", py::cpp_function(&TestPropRVP::get2, rvp_copy), &TestPropRVP::set2)
							 | 
						||
| 
								 | 
							
								        .def_property_readonly_static("static_ro_ref", static_get1)
							 | 
						||
| 
								 | 
							
								        .def_property_readonly_static("static_ro_copy", static_get2, rvp_copy)
							 | 
						||
| 
								 | 
							
								        .def_property_readonly_static("static_ro_func", py::cpp_function(static_get2, rvp_copy))
							 | 
						||
| 
								 | 
							
								        .def_property_static("static_rw_ref", static_get1, static_set1)
							 | 
						||
| 
								 | 
							
								        .def_property_static("static_rw_copy", static_get2, static_set2, rvp_copy)
							 | 
						||
| 
								 | 
							
								        .def_property_static("static_rw_func", py::cpp_function(static_get2, rvp_copy), static_set2)
							 | 
						||
| 
								 | 
							
								        // test_property_rvalue_policy
							 | 
						||
| 
								 | 
							
								        .def_property_readonly("rvalue", &TestPropRVP::get_rvalue)
							 | 
						||
| 
								 | 
							
								        .def_property_readonly_static("static_rvalue", [](py::object) { return UserType(1); });
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    // test_metaclass_override
							 | 
						||
| 
								 | 
							
								    struct MetaclassOverride { };
							 | 
						||
| 
								 | 
							
								    py::class_<MetaclassOverride>(m, "MetaclassOverride", py::metaclass((PyObject *) &PyType_Type))
							 | 
						||
| 
								 | 
							
								        .def_property_readonly_static("readonly", [](py::object) { return 1; });
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								#if !defined(PYPY_VERSION)
							 | 
						||
| 
								 | 
							
								    // test_dynamic_attributes
							 | 
						||
| 
								 | 
							
								    class DynamicClass {
							 | 
						||
| 
								 | 
							
								    public:
							 | 
						||
| 
								 | 
							
								        DynamicClass() { print_default_created(this); }
							 | 
						||
| 
								 | 
							
								        DynamicClass(const DynamicClass&) = delete;
							 | 
						||
| 
								 | 
							
								        ~DynamicClass() { print_destroyed(this); }
							 | 
						||
| 
								 | 
							
								    };
							 | 
						||
| 
								 | 
							
								    py::class_<DynamicClass>(m, "DynamicClass", py::dynamic_attr())
							 | 
						||
| 
								 | 
							
								        .def(py::init());
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    class CppDerivedDynamicClass : public DynamicClass { };
							 | 
						||
| 
								 | 
							
								    py::class_<CppDerivedDynamicClass, DynamicClass>(m, "CppDerivedDynamicClass")
							 | 
						||
| 
								 | 
							
								        .def(py::init());
							 | 
						||
| 
								 | 
							
								#endif
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    // test_bad_arg_default
							 | 
						||
| 
								 | 
							
								    // Issue/PR #648: bad arg default debugging output
							 | 
						||
| 
								 | 
							
								#if !defined(NDEBUG)
							 | 
						||
| 
								 | 
							
								    m.attr("debug_enabled") = true;
							 | 
						||
| 
								 | 
							
								#else
							 | 
						||
| 
								 | 
							
								    m.attr("debug_enabled") = false;
							 | 
						||
| 
								 | 
							
								#endif
							 | 
						||
| 
								 | 
							
								    m.def("bad_arg_def_named", []{
							 | 
						||
| 
								 | 
							
								        auto m = py::module::import("pybind11_tests");
							 | 
						||
| 
								 | 
							
								        m.def("should_fail", [](int, UnregisteredType) {}, py::arg(), py::arg("a") = UnregisteredType());
							 | 
						||
| 
								 | 
							
								    });
							 | 
						||
| 
								 | 
							
								    m.def("bad_arg_def_unnamed", []{
							 | 
						||
| 
								 | 
							
								        auto m = py::module::import("pybind11_tests");
							 | 
						||
| 
								 | 
							
								        m.def("should_fail", [](int, UnregisteredType) {}, py::arg(), py::arg() = UnregisteredType());
							 | 
						||
| 
								 | 
							
								    });
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    // test_accepts_none
							 | 
						||
| 
								 | 
							
								    py::class_<NoneTester, std::shared_ptr<NoneTester>>(m, "NoneTester")
							 | 
						||
| 
								 | 
							
								        .def(py::init<>());
							 | 
						||
| 
								 | 
							
								    m.def("no_none1", &none1, py::arg().none(false));
							 | 
						||
| 
								 | 
							
								    m.def("no_none2", &none2, py::arg().none(false));
							 | 
						||
| 
								 | 
							
								    m.def("no_none3", &none3, py::arg().none(false));
							 | 
						||
| 
								 | 
							
								    m.def("no_none4", &none4, py::arg().none(false));
							 | 
						||
| 
								 | 
							
								    m.def("no_none5", &none5, py::arg().none(false));
							 | 
						||
| 
								 | 
							
								    m.def("ok_none1", &none1);
							 | 
						||
| 
								 | 
							
								    m.def("ok_none2", &none2, py::arg().none(true));
							 | 
						||
| 
								 | 
							
								    m.def("ok_none3", &none3);
							 | 
						||
| 
								 | 
							
								    m.def("ok_none4", &none4, py::arg().none(true));
							 | 
						||
| 
								 | 
							
								    m.def("ok_none5", &none5);
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    // test_str_issue
							 | 
						||
| 
								 | 
							
								    // Issue #283: __str__ called on uninitialized instance when constructor arguments invalid
							 | 
						||
| 
								 | 
							
								    py::class_<StrIssue>(m, "StrIssue")
							 | 
						||
| 
								 | 
							
								        .def(py::init<int>())
							 | 
						||
| 
								 | 
							
								        .def(py::init<>())
							 | 
						||
| 
								 | 
							
								        .def("__str__", [](const StrIssue &si) {
							 | 
						||
| 
								 | 
							
								            return "StrIssue[" + std::to_string(si.val) + "]"; }
							 | 
						||
| 
								 | 
							
								        );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    // test_unregistered_base_implementations
							 | 
						||
| 
								 | 
							
								    //
							 | 
						||
| 
								 | 
							
								    // Issues #854/910: incompatible function args when member function/pointer is in unregistered
							 | 
						||
| 
								 | 
							
								    // base class The methods and member pointers below actually resolve to members/pointers in
							 | 
						||
| 
								 | 
							
								    // UnregisteredBase; before this test/fix they would be registered via lambda with a first
							 | 
						||
| 
								 | 
							
								    // argument of an unregistered type, and thus uncallable.
							 | 
						||
| 
								 | 
							
								    py::class_<RegisteredDerived>(m, "RegisteredDerived")
							 | 
						||
| 
								 | 
							
								        .def(py::init<>())
							 | 
						||
| 
								 | 
							
								        .def("do_nothing", &RegisteredDerived::do_nothing)
							 | 
						||
| 
								 | 
							
								        .def("increase_value", &RegisteredDerived::increase_value)
							 | 
						||
| 
								 | 
							
								        .def_readwrite("rw_value", &RegisteredDerived::rw_value)
							 | 
						||
| 
								 | 
							
								        .def_readonly("ro_value", &RegisteredDerived::ro_value)
							 | 
						||
| 
								 | 
							
								        // These should trigger a static_assert if uncommented
							 | 
						||
| 
								 | 
							
								        //.def_readwrite("fails", &UserType::value) // should trigger a static_assert if uncommented
							 | 
						||
| 
								 | 
							
								        //.def_readonly("fails", &UserType::value) // should trigger a static_assert if uncommented
							 | 
						||
| 
								 | 
							
								        .def_property("rw_value_prop", &RegisteredDerived::get_int, &RegisteredDerived::set_int)
							 | 
						||
| 
								 | 
							
								        .def_property_readonly("ro_value_prop", &RegisteredDerived::get_double)
							 | 
						||
| 
								 | 
							
								        // This one is in the registered class:
							 | 
						||
| 
								 | 
							
								        .def("sum", &RegisteredDerived::sum)
							 | 
						||
| 
								 | 
							
								        ;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    using Adapted = decltype(py::method_adaptor<RegisteredDerived>(&RegisteredDerived::do_nothing));
							 | 
						||
| 
								 | 
							
								    static_assert(std::is_same<Adapted, void (RegisteredDerived::*)() const>::value, "");
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    // test_methods_and_attributes
							 | 
						||
| 
								 | 
							
								    py::class_<RefQualified>(m, "RefQualified")
							 | 
						||
| 
								 | 
							
								        .def(py::init<>())
							 | 
						||
| 
								 | 
							
								        .def_readonly("value", &RefQualified::value)
							 | 
						||
| 
								 | 
							
								        .def("refQualified", &RefQualified::refQualified)
							 | 
						||
| 
								 | 
							
								        .def("constRefQualified", &RefQualified::constRefQualified);
							 | 
						||
| 
								 | 
							
								}
							 |