python/pybind11/tests/test_docstring_options.cpp

/*
    tests/test_docstring_options.cpp -- generation of docstrings and signatures

    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"

TEST_SUBMODULE(docstring_options, m) {
    // test_docstring_options
    {
        py::options options;
        options.disable_function_signatures();

        m.def(
            "test_function1", [](int, int) {}, py::arg("a"), py::arg("b"));
        m.def(
            "test_function2", [](int, int) {}, py::arg("a"), py::arg("b"), "A custom docstring");

        m.def(
            "test_overloaded1", [](int) {}, py::arg("i"), "Overload docstring");
        m.def(
            "test_overloaded1", [](double) {}, py::arg("d"));

        m.def(
            "test_overloaded2", [](int) {}, py::arg("i"), "overload docstring 1");
        m.def(
            "test_overloaded2", [](double) {}, py::arg("d"), "overload docstring 2");

        m.def(
            "test_overloaded3", [](int) {}, py::arg("i"));
        m.def(
            "test_overloaded3", [](double) {}, py::arg("d"), "Overload docstr");

        options.enable_function_signatures();

        m.def(
            "test_function3", [](int, int) {}, py::arg("a"), py::arg("b"));
        m.def(
            "test_function4", [](int, int) {}, py::arg("a"), py::arg("b"), "A custom docstring");

        options.disable_function_signatures().disable_user_defined_docstrings();

        m.def(
            "test_function5", [](int, int) {}, py::arg("a"), py::arg("b"), "A custom docstring");

        {
            py::options nested_options;
            nested_options.enable_user_defined_docstrings();
            m.def(
                "test_function6",
                [](int, int) {},
                py::arg("a"),
                py::arg("b"),
                "A custom docstring");
        }
    }

    m.def(
        "test_function7", [](int, int) {}, py::arg("a"), py::arg("b"), "A custom docstring");

    {
        py::options options;
        options.disable_user_defined_docstrings();
        options.disable_function_signatures();

        m.def("test_function8", []() {});
    }

    {
        py::options options;
        options.disable_user_defined_docstrings();

        struct DocstringTestFoo {
            int value;
            void setValue(int v) { value = v; }
            int getValue() const { return value; }
        };
        py::class_<DocstringTestFoo>(m, "DocstringTestFoo", "This is a class docstring")
            .def_property("value_prop",
                          &DocstringTestFoo::getValue,
                          &DocstringTestFoo::setValue,
                          "This is a property docstring");
    }
}