111986Sandreas.sandberg@arm.com/* 211986Sandreas.sandberg@arm.com tests/test_constants_and_functions.cpp -- global constants and functions, enumerations, raw byte strings 311986Sandreas.sandberg@arm.com 411986Sandreas.sandberg@arm.com Copyright (c) 2016 Wenzel Jakob <wenzel.jakob@epfl.ch> 511986Sandreas.sandberg@arm.com 611986Sandreas.sandberg@arm.com All rights reserved. Use of this source code is governed by a 711986Sandreas.sandberg@arm.com BSD-style license that can be found in the LICENSE file. 811986Sandreas.sandberg@arm.com*/ 911986Sandreas.sandberg@arm.com 1011986Sandreas.sandberg@arm.com#include "pybind11_tests.h" 1111986Sandreas.sandberg@arm.com 1211986Sandreas.sandberg@arm.comenum MyEnum { EFirstEntry = 1, ESecondEntry }; 1311986Sandreas.sandberg@arm.com 1411986Sandreas.sandberg@arm.comstd::string test_function1() { 1511986Sandreas.sandberg@arm.com return "test_function()"; 1611986Sandreas.sandberg@arm.com} 1711986Sandreas.sandberg@arm.com 1811986Sandreas.sandberg@arm.comstd::string test_function2(MyEnum k) { 1911986Sandreas.sandberg@arm.com return "test_function(enum=" + std::to_string(k) + ")"; 2011986Sandreas.sandberg@arm.com} 2111986Sandreas.sandberg@arm.com 2211986Sandreas.sandberg@arm.comstd::string test_function3(int i) { 2311986Sandreas.sandberg@arm.com return "test_function(" + std::to_string(i) + ")"; 2411986Sandreas.sandberg@arm.com} 2511986Sandreas.sandberg@arm.com 2612391Sjason@lowepower.compy::str test_function4() { return "test_function()"; } 2712391Sjason@lowepower.compy::str test_function4(char *) { return "test_function(char *)"; } 2811986Sandreas.sandberg@arm.compy::str test_function4(int, float) { return "test_function(int, float)"; } 2911986Sandreas.sandberg@arm.compy::str test_function4(float, int) { return "test_function(float, int)"; } 3011986Sandreas.sandberg@arm.com 3111986Sandreas.sandberg@arm.compy::bytes return_bytes() { 3211986Sandreas.sandberg@arm.com const char *data = "\x01\x00\x02\x00"; 3311986Sandreas.sandberg@arm.com return std::string(data, 4); 3411986Sandreas.sandberg@arm.com} 3511986Sandreas.sandberg@arm.com 3611986Sandreas.sandberg@arm.comstd::string print_bytes(py::bytes bytes) { 3711986Sandreas.sandberg@arm.com std::string ret = "bytes["; 3811986Sandreas.sandberg@arm.com const auto value = static_cast<std::string>(bytes); 3911986Sandreas.sandberg@arm.com for (size_t i = 0; i < value.length(); ++i) { 4011986Sandreas.sandberg@arm.com ret += std::to_string(static_cast<int>(value[i])) + " "; 4111986Sandreas.sandberg@arm.com } 4211986Sandreas.sandberg@arm.com ret.back() = ']'; 4311986Sandreas.sandberg@arm.com return ret; 4411986Sandreas.sandberg@arm.com} 4511986Sandreas.sandberg@arm.com 4612037Sandreas.sandberg@arm.com// Test that we properly handle C++17 exception specifiers (which are part of the function signature 4712037Sandreas.sandberg@arm.com// in C++17). These should all still work before C++17, but don't affect the function signature. 4812037Sandreas.sandberg@arm.comnamespace test_exc_sp { 4912037Sandreas.sandberg@arm.comint f1(int x) noexcept { return x+1; } 5012037Sandreas.sandberg@arm.comint f2(int x) noexcept(true) { return x+2; } 5112037Sandreas.sandberg@arm.comint f3(int x) noexcept(false) { return x+3; } 5214299Sbbruce@ucdavis.edu#if defined(__GNUG__) 5314299Sbbruce@ucdavis.edu# pragma GCC diagnostic push 5414299Sbbruce@ucdavis.edu# pragma GCC diagnostic ignored "-Wdeprecated" 5514299Sbbruce@ucdavis.edu#endif 5612037Sandreas.sandberg@arm.comint f4(int x) throw() { return x+4; } // Deprecated equivalent to noexcept(true) 5714299Sbbruce@ucdavis.edu#if defined(__GNUG__) 5814299Sbbruce@ucdavis.edu# pragma GCC diagnostic pop 5914299Sbbruce@ucdavis.edu#endif 6012037Sandreas.sandberg@arm.comstruct C { 6112037Sandreas.sandberg@arm.com int m1(int x) noexcept { return x-1; } 6212037Sandreas.sandberg@arm.com int m2(int x) const noexcept { return x-2; } 6312037Sandreas.sandberg@arm.com int m3(int x) noexcept(true) { return x-3; } 6412037Sandreas.sandberg@arm.com int m4(int x) const noexcept(true) { return x-4; } 6512037Sandreas.sandberg@arm.com int m5(int x) noexcept(false) { return x-5; } 6612037Sandreas.sandberg@arm.com int m6(int x) const noexcept(false) { return x-6; } 6714299Sbbruce@ucdavis.edu#if defined(__GNUG__) 6814299Sbbruce@ucdavis.edu# pragma GCC diagnostic push 6914299Sbbruce@ucdavis.edu# pragma GCC diagnostic ignored "-Wdeprecated" 7014299Sbbruce@ucdavis.edu#endif 7112037Sandreas.sandberg@arm.com int m7(int x) throw() { return x-7; } 7212037Sandreas.sandberg@arm.com int m8(int x) const throw() { return x-8; } 7314299Sbbruce@ucdavis.edu#if defined(__GNUG__) 7414299Sbbruce@ucdavis.edu# pragma GCC diagnostic pop 7514299Sbbruce@ucdavis.edu#endif 7612037Sandreas.sandberg@arm.com}; 7712037Sandreas.sandberg@arm.com} 7812037Sandreas.sandberg@arm.com 7912037Sandreas.sandberg@arm.com 8012391Sjason@lowepower.comTEST_SUBMODULE(constants_and_functions, m) { 8112391Sjason@lowepower.com // test_constants 8211986Sandreas.sandberg@arm.com m.attr("some_constant") = py::int_(14); 8311986Sandreas.sandberg@arm.com 8412391Sjason@lowepower.com // test_function_overloading 8511986Sandreas.sandberg@arm.com m.def("test_function", &test_function1); 8611986Sandreas.sandberg@arm.com m.def("test_function", &test_function2); 8711986Sandreas.sandberg@arm.com m.def("test_function", &test_function3); 8811986Sandreas.sandberg@arm.com 8911986Sandreas.sandberg@arm.com#if defined(PYBIND11_OVERLOAD_CAST) 9012391Sjason@lowepower.com m.def("test_function", py::overload_cast<>(&test_function4)); 9112391Sjason@lowepower.com m.def("test_function", py::overload_cast<char *>(&test_function4)); 9211986Sandreas.sandberg@arm.com m.def("test_function", py::overload_cast<int, float>(&test_function4)); 9311986Sandreas.sandberg@arm.com m.def("test_function", py::overload_cast<float, int>(&test_function4)); 9411986Sandreas.sandberg@arm.com#else 9512391Sjason@lowepower.com m.def("test_function", static_cast<py::str (*)()>(&test_function4)); 9612391Sjason@lowepower.com m.def("test_function", static_cast<py::str (*)(char *)>(&test_function4)); 9711986Sandreas.sandberg@arm.com m.def("test_function", static_cast<py::str (*)(int, float)>(&test_function4)); 9811986Sandreas.sandberg@arm.com m.def("test_function", static_cast<py::str (*)(float, int)>(&test_function4)); 9911986Sandreas.sandberg@arm.com#endif 10011986Sandreas.sandberg@arm.com 10111986Sandreas.sandberg@arm.com py::enum_<MyEnum>(m, "MyEnum") 10211986Sandreas.sandberg@arm.com .value("EFirstEntry", EFirstEntry) 10311986Sandreas.sandberg@arm.com .value("ESecondEntry", ESecondEntry) 10411986Sandreas.sandberg@arm.com .export_values(); 10511986Sandreas.sandberg@arm.com 10612391Sjason@lowepower.com // test_bytes 10711986Sandreas.sandberg@arm.com m.def("return_bytes", &return_bytes); 10811986Sandreas.sandberg@arm.com m.def("print_bytes", &print_bytes); 10912037Sandreas.sandberg@arm.com 11012391Sjason@lowepower.com // test_exception_specifiers 11112037Sandreas.sandberg@arm.com using namespace test_exc_sp; 11212391Sjason@lowepower.com py::class_<C>(m, "C") 11312037Sandreas.sandberg@arm.com .def(py::init<>()) 11412037Sandreas.sandberg@arm.com .def("m1", &C::m1) 11512037Sandreas.sandberg@arm.com .def("m2", &C::m2) 11612037Sandreas.sandberg@arm.com .def("m3", &C::m3) 11712037Sandreas.sandberg@arm.com .def("m4", &C::m4) 11812037Sandreas.sandberg@arm.com .def("m5", &C::m5) 11912037Sandreas.sandberg@arm.com .def("m6", &C::m6) 12012037Sandreas.sandberg@arm.com .def("m7", &C::m7) 12112037Sandreas.sandberg@arm.com .def("m8", &C::m8) 12212037Sandreas.sandberg@arm.com ; 12312391Sjason@lowepower.com m.def("f1", f1); 12412391Sjason@lowepower.com m.def("f2", f2); 12512391Sjason@lowepower.com m.def("f3", f3); 12612391Sjason@lowepower.com m.def("f4", f4); 12712391Sjason@lowepower.com} 128