mirror of
https://github.com/pybind/pybind11.git
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187 lines
8.9 KiB
C++
187 lines
8.9 KiB
C++
/*
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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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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(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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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(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, float) const { return "(int, float) const"; }
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py::str overloaded(float, int) const { return "(float, int) const"; }
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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 SimpleValue { int value = 1; };
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struct TestPropRVP {
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SimpleValue v1;
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SimpleValue v2;
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static SimpleValue sv1;
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static SimpleValue sv2;
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const SimpleValue &get1() const { return v1; }
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const SimpleValue &get2() const { return v2; }
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SimpleValue get_rvalue() const { return v2; }
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void set1(int v) { v1.value = v; }
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void set2(int v) { v2.value = v; }
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};
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SimpleValue TestPropRVP::sv1{};
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SimpleValue TestPropRVP::sv2{};
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class DynamicClass {
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public:
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DynamicClass() { print_default_created(this); }
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~DynamicClass() { print_destroyed(this); }
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};
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class CppDerivedDynamicClass : public DynamicClass { };
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test_initializer methods_and_attributes([](py::module &m) {
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py::class_<ExampleMandA>(m, "ExampleMandA")
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.def(py::init<>())
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.def(py::init<int>())
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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("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<int, float>(&ExampleMandA::overloaded))
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.def("overloaded", py::overload_cast<float, int>(&ExampleMandA::overloaded))
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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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#else
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.def("overloaded", static_cast<py::str (ExampleMandA::*)(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_const", static_cast<py::str (ExampleMandA::*)(int, float) const>(&ExampleMandA::overloaded))
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.def("overloaded_const", static_cast<py::str (ExampleMandA::*)(float, int) const>(&ExampleMandA::overloaded))
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#endif
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.def("__str__", &ExampleMandA::toString)
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.def_readwrite("value", &ExampleMandA::value);
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py::class_<TestProperties>(m, "TestProperties", py::metaclass())
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.def(py::init<>())
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.def_readonly("def_readonly", &TestProperties::value)
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.def_readwrite("def_readwrite", &TestProperties::value)
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.def_property_readonly("def_property_readonly", &TestProperties::get)
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.def_property("def_property", &TestProperties::get, &TestProperties::set)
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.def_readonly_static("def_readonly_static", &TestProperties::static_value)
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.def_readwrite_static("def_readwrite_static", &TestProperties::static_value)
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.def_property_readonly_static("def_property_readonly_static",
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[](py::object) { return TestProperties::static_get(); })
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.def_property_static("def_property_static",
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[](py::object) { return TestProperties::static_get(); },
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[](py::object, int v) { return TestProperties::static_set(v); });
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py::class_<SimpleValue>(m, "SimpleValue")
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.def_readwrite("value", &SimpleValue::value);
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auto static_get1 = [](py::object) -> const SimpleValue & { return TestPropRVP::sv1; };
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auto static_get2 = [](py::object) -> const SimpleValue & { return TestPropRVP::sv2; };
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auto static_set1 = [](py::object, int v) { TestPropRVP::sv1.value = v; };
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auto static_set2 = [](py::object, int v) { TestPropRVP::sv2.value = v; };
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auto rvp_copy = py::return_value_policy::copy;
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py::class_<TestPropRVP>(m, "TestPropRVP", py::metaclass())
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.def(py::init<>())
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.def_property_readonly("ro_ref", &TestPropRVP::get1)
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.def_property_readonly("ro_copy", &TestPropRVP::get2, rvp_copy)
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.def_property_readonly("ro_func", py::cpp_function(&TestPropRVP::get2, rvp_copy))
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.def_property("rw_ref", &TestPropRVP::get1, &TestPropRVP::set1)
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.def_property("rw_copy", &TestPropRVP::get2, &TestPropRVP::set2, rvp_copy)
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.def_property("rw_func", py::cpp_function(&TestPropRVP::get2, rvp_copy), &TestPropRVP::set2)
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.def_property_readonly_static("static_ro_ref", static_get1)
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.def_property_readonly_static("static_ro_copy", static_get2, rvp_copy)
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.def_property_readonly_static("static_ro_func", py::cpp_function(static_get2, rvp_copy))
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.def_property_static("static_rw_ref", static_get1, static_set1)
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.def_property_static("static_rw_copy", static_get2, static_set2, rvp_copy)
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.def_property_static("static_rw_func", py::cpp_function(static_get2, rvp_copy), static_set2)
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.def_property_readonly("rvalue", &TestPropRVP::get_rvalue)
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.def_property_readonly_static("static_rvalue", [](py::object) { return SimpleValue(); });
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#if !defined(PYPY_VERSION)
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py::class_<DynamicClass>(m, "DynamicClass", py::dynamic_attr())
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.def(py::init());
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py::class_<CppDerivedDynamicClass, DynamicClass>(m, "CppDerivedDynamicClass")
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.def(py::init());
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#endif
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});
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