test_methods_and_attributes.cpp revision 11986
111986Sandreas.sandberg@arm.com/* 211986Sandreas.sandberg@arm.com tests/test_methods_and_attributes.cpp -- constructors, deconstructors, attribute access, 311986Sandreas.sandberg@arm.com __str__, argument and return value conventions 411986Sandreas.sandberg@arm.com 511986Sandreas.sandberg@arm.com Copyright (c) 2016 Wenzel Jakob <wenzel.jakob@epfl.ch> 611986Sandreas.sandberg@arm.com 711986Sandreas.sandberg@arm.com All rights reserved. Use of this source code is governed by a 811986Sandreas.sandberg@arm.com BSD-style license that can be found in the LICENSE file. 911986Sandreas.sandberg@arm.com*/ 1011986Sandreas.sandberg@arm.com 1111986Sandreas.sandberg@arm.com#include "pybind11_tests.h" 1211986Sandreas.sandberg@arm.com#include "constructor_stats.h" 1311986Sandreas.sandberg@arm.com 1411986Sandreas.sandberg@arm.comclass ExampleMandA { 1511986Sandreas.sandberg@arm.compublic: 1611986Sandreas.sandberg@arm.com ExampleMandA() { print_default_created(this); } 1711986Sandreas.sandberg@arm.com ExampleMandA(int value) : value(value) { print_created(this, value); } 1811986Sandreas.sandberg@arm.com ExampleMandA(const ExampleMandA &e) : value(e.value) { print_copy_created(this); } 1911986Sandreas.sandberg@arm.com ExampleMandA(ExampleMandA &&e) : value(e.value) { print_move_created(this); } 2011986Sandreas.sandberg@arm.com ~ExampleMandA() { print_destroyed(this); } 2111986Sandreas.sandberg@arm.com 2211986Sandreas.sandberg@arm.com std::string toString() { 2311986Sandreas.sandberg@arm.com return "ExampleMandA[value=" + std::to_string(value) + "]"; 2411986Sandreas.sandberg@arm.com } 2511986Sandreas.sandberg@arm.com 2611986Sandreas.sandberg@arm.com void operator=(const ExampleMandA &e) { print_copy_assigned(this); value = e.value; } 2711986Sandreas.sandberg@arm.com void operator=(ExampleMandA &&e) { print_move_assigned(this); value = e.value; } 2811986Sandreas.sandberg@arm.com 2911986Sandreas.sandberg@arm.com void add1(ExampleMandA other) { value += other.value; } // passing by value 3011986Sandreas.sandberg@arm.com void add2(ExampleMandA &other) { value += other.value; } // passing by reference 3111986Sandreas.sandberg@arm.com void add3(const ExampleMandA &other) { value += other.value; } // passing by const reference 3211986Sandreas.sandberg@arm.com void add4(ExampleMandA *other) { value += other->value; } // passing by pointer 3311986Sandreas.sandberg@arm.com void add5(const ExampleMandA *other) { value += other->value; } // passing by const pointer 3411986Sandreas.sandberg@arm.com 3511986Sandreas.sandberg@arm.com void add6(int other) { value += other; } // passing by value 3611986Sandreas.sandberg@arm.com void add7(int &other) { value += other; } // passing by reference 3711986Sandreas.sandberg@arm.com void add8(const int &other) { value += other; } // passing by const reference 3811986Sandreas.sandberg@arm.com void add9(int *other) { value += *other; } // passing by pointer 3911986Sandreas.sandberg@arm.com void add10(const int *other) { value += *other; } // passing by const pointer 4011986Sandreas.sandberg@arm.com 4111986Sandreas.sandberg@arm.com ExampleMandA self1() { return *this; } // return by value 4211986Sandreas.sandberg@arm.com ExampleMandA &self2() { return *this; } // return by reference 4311986Sandreas.sandberg@arm.com const ExampleMandA &self3() { return *this; } // return by const reference 4411986Sandreas.sandberg@arm.com ExampleMandA *self4() { return this; } // return by pointer 4511986Sandreas.sandberg@arm.com const ExampleMandA *self5() { return this; } // return by const pointer 4611986Sandreas.sandberg@arm.com 4711986Sandreas.sandberg@arm.com int internal1() { return value; } // return by value 4811986Sandreas.sandberg@arm.com int &internal2() { return value; } // return by reference 4911986Sandreas.sandberg@arm.com const int &internal3() { return value; } // return by const reference 5011986Sandreas.sandberg@arm.com int *internal4() { return &value; } // return by pointer 5111986Sandreas.sandberg@arm.com const int *internal5() { return &value; } // return by const pointer 5211986Sandreas.sandberg@arm.com 5311986Sandreas.sandberg@arm.com py::str overloaded(int, float) { return "(int, float)"; } 5411986Sandreas.sandberg@arm.com py::str overloaded(float, int) { return "(float, int)"; } 5511986Sandreas.sandberg@arm.com py::str overloaded(int, float) const { return "(int, float) const"; } 5611986Sandreas.sandberg@arm.com py::str overloaded(float, int) const { return "(float, int) const"; } 5711986Sandreas.sandberg@arm.com 5811986Sandreas.sandberg@arm.com int value = 0; 5911986Sandreas.sandberg@arm.com}; 6011986Sandreas.sandberg@arm.com 6111986Sandreas.sandberg@arm.comstruct TestProperties { 6211986Sandreas.sandberg@arm.com int value = 1; 6311986Sandreas.sandberg@arm.com static int static_value; 6411986Sandreas.sandberg@arm.com 6511986Sandreas.sandberg@arm.com int get() const { return value; } 6611986Sandreas.sandberg@arm.com void set(int v) { value = v; } 6711986Sandreas.sandberg@arm.com 6811986Sandreas.sandberg@arm.com static int static_get() { return static_value; } 69 static void static_set(int v) { static_value = v; } 70}; 71 72int TestProperties::static_value = 1; 73 74struct SimpleValue { int value = 1; }; 75 76struct TestPropRVP { 77 SimpleValue v1; 78 SimpleValue v2; 79 static SimpleValue sv1; 80 static SimpleValue sv2; 81 82 const SimpleValue &get1() const { return v1; } 83 const SimpleValue &get2() const { return v2; } 84 SimpleValue get_rvalue() const { return v2; } 85 void set1(int v) { v1.value = v; } 86 void set2(int v) { v2.value = v; } 87}; 88 89SimpleValue TestPropRVP::sv1{}; 90SimpleValue TestPropRVP::sv2{}; 91 92class DynamicClass { 93public: 94 DynamicClass() { print_default_created(this); } 95 ~DynamicClass() { print_destroyed(this); } 96}; 97 98class CppDerivedDynamicClass : public DynamicClass { }; 99 100test_initializer methods_and_attributes([](py::module &m) { 101 py::class_<ExampleMandA>(m, "ExampleMandA") 102 .def(py::init<>()) 103 .def(py::init<int>()) 104 .def(py::init<const ExampleMandA&>()) 105 .def("add1", &ExampleMandA::add1) 106 .def("add2", &ExampleMandA::add2) 107 .def("add3", &ExampleMandA::add3) 108 .def("add4", &ExampleMandA::add4) 109 .def("add5", &ExampleMandA::add5) 110 .def("add6", &ExampleMandA::add6) 111 .def("add7", &ExampleMandA::add7) 112 .def("add8", &ExampleMandA::add8) 113 .def("add9", &ExampleMandA::add9) 114 .def("add10", &ExampleMandA::add10) 115 .def("self1", &ExampleMandA::self1) 116 .def("self2", &ExampleMandA::self2) 117 .def("self3", &ExampleMandA::self3) 118 .def("self4", &ExampleMandA::self4) 119 .def("self5", &ExampleMandA::self5) 120 .def("internal1", &ExampleMandA::internal1) 121 .def("internal2", &ExampleMandA::internal2) 122 .def("internal3", &ExampleMandA::internal3) 123 .def("internal4", &ExampleMandA::internal4) 124 .def("internal5", &ExampleMandA::internal5) 125#if defined(PYBIND11_OVERLOAD_CAST) 126 .def("overloaded", py::overload_cast<int, float>(&ExampleMandA::overloaded)) 127 .def("overloaded", py::overload_cast<float, int>(&ExampleMandA::overloaded)) 128 .def("overloaded_const", py::overload_cast<int, float>(&ExampleMandA::overloaded, py::const_)) 129 .def("overloaded_const", py::overload_cast<float, int>(&ExampleMandA::overloaded, py::const_)) 130#else 131 .def("overloaded", static_cast<py::str (ExampleMandA::*)(int, float)>(&ExampleMandA::overloaded)) 132 .def("overloaded", static_cast<py::str (ExampleMandA::*)(float, int)>(&ExampleMandA::overloaded)) 133 .def("overloaded_const", static_cast<py::str (ExampleMandA::*)(int, float) const>(&ExampleMandA::overloaded)) 134 .def("overloaded_const", static_cast<py::str (ExampleMandA::*)(float, int) const>(&ExampleMandA::overloaded)) 135#endif 136 .def("__str__", &ExampleMandA::toString) 137 .def_readwrite("value", &ExampleMandA::value) 138 ; 139 140 py::class_<TestProperties>(m, "TestProperties") 141 .def(py::init<>()) 142 .def_readonly("def_readonly", &TestProperties::value) 143 .def_readwrite("def_readwrite", &TestProperties::value) 144 .def_property_readonly("def_property_readonly", &TestProperties::get) 145 .def_property("def_property", &TestProperties::get, &TestProperties::set) 146 .def_readonly_static("def_readonly_static", &TestProperties::static_value) 147 .def_readwrite_static("def_readwrite_static", &TestProperties::static_value) 148 .def_property_readonly_static("def_property_readonly_static", 149 [](py::object) { return TestProperties::static_get(); }) 150 .def_property_static("def_property_static", 151 [](py::object) { return TestProperties::static_get(); }, 152 [](py::object, int v) { return TestProperties::static_set(v); }); 153 154 py::class_<SimpleValue>(m, "SimpleValue") 155 .def_readwrite("value", &SimpleValue::value); 156 157 auto static_get1 = [](py::object) -> const SimpleValue & { return TestPropRVP::sv1; }; 158 auto static_get2 = [](py::object) -> const SimpleValue & { return TestPropRVP::sv2; }; 159 auto static_set1 = [](py::object, int v) { TestPropRVP::sv1.value = v; }; 160 auto static_set2 = [](py::object, int v) { TestPropRVP::sv2.value = v; }; 161 auto rvp_copy = py::return_value_policy::copy; 162 163 py::class_<TestPropRVP>(m, "TestPropRVP") 164 .def(py::init<>()) 165 .def_property_readonly("ro_ref", &TestPropRVP::get1) 166 .def_property_readonly("ro_copy", &TestPropRVP::get2, rvp_copy) 167 .def_property_readonly("ro_func", py::cpp_function(&TestPropRVP::get2, rvp_copy)) 168 .def_property("rw_ref", &TestPropRVP::get1, &TestPropRVP::set1) 169 .def_property("rw_copy", &TestPropRVP::get2, &TestPropRVP::set2, rvp_copy) 170 .def_property("rw_func", py::cpp_function(&TestPropRVP::get2, rvp_copy), &TestPropRVP::set2) 171 .def_property_readonly_static("static_ro_ref", static_get1) 172 .def_property_readonly_static("static_ro_copy", static_get2, rvp_copy) 173 .def_property_readonly_static("static_ro_func", py::cpp_function(static_get2, rvp_copy)) 174 .def_property_static("static_rw_ref", static_get1, static_set1) 175 .def_property_static("static_rw_copy", static_get2, static_set2, rvp_copy) 176 .def_property_static("static_rw_func", py::cpp_function(static_get2, rvp_copy), static_set2) 177 .def_property_readonly("rvalue", &TestPropRVP::get_rvalue) 178 .def_property_readonly_static("static_rvalue", [](py::object) { return SimpleValue(); }); 179 180 py::class_<DynamicClass>(m, "DynamicClass", py::dynamic_attr()) 181 .def(py::init()); 182 183 py::class_<CppDerivedDynamicClass, DynamicClass>(m, "CppDerivedDynamicClass") 184 .def(py::init()); 185}); 186