88 lines
2.5 KiB
C++
88 lines
2.5 KiB
C++
/*
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tests/test_enums.cpp -- enumerations
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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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TEST_SUBMODULE(enums, m) {
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// test_unscoped_enum
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enum UnscopedEnum {
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EOne = 1,
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ETwo,
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EThree
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};
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py::enum_<UnscopedEnum>(m, "UnscopedEnum", py::arithmetic(), "An unscoped enumeration")
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.value("EOne", EOne, "Docstring for EOne")
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.value("ETwo", ETwo, "Docstring for ETwo")
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.value("EThree", EThree, "Docstring for EThree")
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.export_values();
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// test_scoped_enum
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enum class ScopedEnum {
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Two = 2,
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Three
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};
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py::enum_<ScopedEnum>(m, "ScopedEnum", py::arithmetic())
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.value("Two", ScopedEnum::Two)
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.value("Three", ScopedEnum::Three);
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m.def("test_scoped_enum", [](ScopedEnum z) {
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return "ScopedEnum::" + std::string(z == ScopedEnum::Two ? "Two" : "Three");
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});
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// test_binary_operators
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enum Flags {
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Read = 4,
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Write = 2,
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Execute = 1
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};
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py::enum_<Flags>(m, "Flags", py::arithmetic())
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.value("Read", Flags::Read)
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.value("Write", Flags::Write)
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.value("Execute", Flags::Execute)
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.export_values();
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// test_implicit_conversion
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class ClassWithUnscopedEnum {
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public:
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enum EMode {
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EFirstMode = 1,
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ESecondMode
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};
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static EMode test_function(EMode mode) {
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return mode;
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}
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};
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py::class_<ClassWithUnscopedEnum> exenum_class(m, "ClassWithUnscopedEnum");
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exenum_class.def_static("test_function", &ClassWithUnscopedEnum::test_function);
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py::enum_<ClassWithUnscopedEnum::EMode>(exenum_class, "EMode")
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.value("EFirstMode", ClassWithUnscopedEnum::EFirstMode)
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.value("ESecondMode", ClassWithUnscopedEnum::ESecondMode)
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.export_values();
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// test_enum_to_int
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m.def("test_enum_to_int", [](int) { });
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m.def("test_enum_to_uint", [](uint32_t) { });
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m.def("test_enum_to_long_long", [](long long) { });
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// test_duplicate_enum_name
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enum SimpleEnum
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{
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ONE, TWO, THREE
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};
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m.def("register_bad_enum", [m]() {
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py::enum_<SimpleEnum>(m, "SimpleEnum")
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.value("ONE", SimpleEnum::ONE) //NOTE: all value function calls are called with the same first parameter value
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.value("ONE", SimpleEnum::TWO)
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.value("ONE", SimpleEnum::THREE)
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.export_values();
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});
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}
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