diff options
Diffstat (limited to 'ext/pybind11/tests/test_kwargs_and_defaults.cpp')
-rw-r--r-- | ext/pybind11/tests/test_kwargs_and_defaults.cpp | 124 |
1 files changed, 51 insertions, 73 deletions
diff --git a/ext/pybind11/tests/test_kwargs_and_defaults.cpp b/ext/pybind11/tests/test_kwargs_and_defaults.cpp index 3180123df..165f8017e 100644 --- a/ext/pybind11/tests/test_kwargs_and_defaults.cpp +++ b/ext/pybind11/tests/test_kwargs_and_defaults.cpp @@ -10,84 +10,62 @@ #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); } +TEST_SUBMODULE(kwargs_and_defaults, m) { + auto 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); -} - -py::tuple mixed_plus_args(int i, double j, py::args args) { - return py::make_tuple(i, j, args); -} - -py::tuple mixed_plus_kwargs(int i, double j, py::kwargs kwargs) { - return py::make_tuple(i, j, kwargs); -} - -py::tuple mixed_plus_args_kwargs(int i, double j, py::args args, py::kwargs kwargs) { - return py::make_tuple(i, j, args, kwargs); -} - -// pybind11 won't allow these to be bound: args and kwargs, if present, must be at the end. -void bad_args1(py::args, int) {} -void bad_args2(py::kwargs, int) {} -void bad_args3(py::kwargs, py::args) {} -void bad_args4(py::args, int, py::kwargs) {} -void bad_args5(py::args, py::kwargs, int) {} -void bad_args6(py::args, py::args) {} -void bad_args7(py::kwargs, py::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); + // test_named_arguments + 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); + std::vector<int> list{{13, 17}}; + m.def("kw_func4", [](const std::vector<int> &entries) { + std::string ret = "{"; + for (int i : entries) + ret += std::to_string(i) + " "; + ret.back() = '}'; + return ret; + }, py::arg("myList") = list); + + 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); + + // test_args_and_kwargs + m.def("args_function", [](py::args args) -> py::tuple { return args; }); + m.def("args_kwargs_function", [](py::args args, py::kwargs kwargs) { + return py::make_tuple(args, kwargs); + }); + + // test_mixed_args_and_kwargs + m.def("mixed_plus_args", [](int i, double j, py::args args) { + return py::make_tuple(i, j, args); + }); + m.def("mixed_plus_kwargs", [](int i, double j, py::kwargs kwargs) { + return py::make_tuple(i, j, kwargs); + }); + auto mixed_plus_both = [](int i, double j, py::args args, py::kwargs kwargs) { + return py::make_tuple(i, j, args, kwargs); + }; + m.def("mixed_plus_args_kwargs", mixed_plus_both); + + m.def("mixed_plus_args_kwargs_defaults", mixed_plus_both, + py::arg("i") = 1, py::arg("j") = 3.14159); + // pybind11 won't allow these to be bound: args and kwargs, if present, must be at the end. + // Uncomment these to test that the static_assert is indeed working: +// m.def("bad_args1", [](py::args, int) {}); +// m.def("bad_args2", [](py::kwargs, int) {}); +// m.def("bad_args3", [](py::kwargs, py::args) {}); +// m.def("bad_args4", [](py::args, int, py::kwargs) {}); +// m.def("bad_args5", [](py::args, py::kwargs, int) {}); +// m.def("bad_args6", [](py::args, py::args) {}); +// m.def("bad_args7", [](py::kwargs, py::kwargs) {}); + + // test_function_signatures (along with most of the above) + struct KWClass { void foo(int, float) {} }; py::class_<KWClass>(m, "KWClass") .def("foo0", &KWClass::foo) .def("foo1", &KWClass::foo, "x"_a, "y"_a); - - m.def("mixed_plus_args", &mixed_plus_args); - m.def("mixed_plus_kwargs", &mixed_plus_kwargs); - m.def("mixed_plus_args_kwargs", &mixed_plus_args_kwargs); - - m.def("mixed_plus_args_kwargs_defaults", &mixed_plus_args_kwargs, - py::arg("i") = 1, py::arg("j") = 3.14159); - - // Uncomment these to test that the static_assert is indeed working: -// m.def("bad_args1", &bad_args1); -// m.def("bad_args2", &bad_args2); -// m.def("bad_args3", &bad_args3); -// m.def("bad_args4", &bad_args4); -// m.def("bad_args5", &bad_args5); -// m.def("bad_args6", &bad_args6); -// m.def("bad_args7", &bad_args7); -}); +} |