diff options
Diffstat (limited to 'ext/pybind11/tests/test_kwargs_and_defaults.cpp')
-rw-r--r-- | ext/pybind11/tests/test_kwargs_and_defaults.cpp | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/ext/pybind11/tests/test_kwargs_and_defaults.cpp b/ext/pybind11/tests/test_kwargs_and_defaults.cpp new file mode 100644 index 000000000..24fc0cd5b --- /dev/null +++ b/ext/pybind11/tests/test_kwargs_and_defaults.cpp @@ -0,0 +1,56 @@ +/* + tests/test_kwargs_and_defaults.cpp -- keyword arguments and default values + + Copyright (c) 2016 Wenzel Jakob <wenzel.jakob@epfl.ch> + + All rights reserved. Use of this source code is governed by a + BSD-style license that can be found in the LICENSE file. +*/ + +#include "pybind11_tests.h" +#include <pybind11/stl.h> + +std::string kw_func(int x, int y) { return "x=" + std::to_string(x) + ", y=" + std::to_string(y); } + +std::string kw_func4(const std::vector<int> &entries) { + std::string ret = "{"; + for (int i : entries) + ret += std::to_string(i) + " "; + ret.back() = '}'; + return ret; +} + +py::tuple args_function(py::args args) { + return args; +} + +py::tuple args_kwargs_function(py::args args, py::kwargs kwargs) { + return py::make_tuple(args, kwargs); +} + +struct KWClass { + void foo(int, float) {} +}; + +test_initializer arg_keywords_and_defaults([](py::module &m) { + m.def("kw_func0", &kw_func); + m.def("kw_func1", &kw_func, py::arg("x"), py::arg("y")); + m.def("kw_func2", &kw_func, py::arg("x") = 100, py::arg("y") = 200); + m.def("kw_func3", [](const char *) { }, py::arg("data") = std::string("Hello world!")); + + /* A fancier default argument */ + std::vector<int> list; + list.push_back(13); + list.push_back(17); + m.def("kw_func4", &kw_func4, py::arg("myList") = list); + + m.def("args_function", &args_function); + m.def("args_kwargs_function", &args_kwargs_function); + + m.def("kw_func_udl", &kw_func, "x"_a, "y"_a=300); + m.def("kw_func_udl_z", &kw_func, "x"_a, "y"_a=0); + + py::class_<KWClass>(m, "KWClass") + .def("foo0", &KWClass::foo) + .def("foo1", &KWClass::foo, "x"_a, "y"_a); +}); |