375 lines
13 KiB
C++
375 lines
13 KiB
C++
// nameof test
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//
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// Licensed under the MIT License <http://opensource.org/licenses/MIT>.
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// Copyright (c) 2018 Daniil Goncharov <neargye@gmail.com>.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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#define CATCH_CONFIG_MAIN
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#include <catch.hpp>
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#include <nameof.hpp>
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#include <string>
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#include <stdexcept>
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struct SomeStruct {
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int somefield = 0;
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void SomeMethod1(const int i) { somefield = i; }
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int SomeMethod2() const { return somefield; }
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};
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void SomeMethod3() {
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std::cout << NAMEOF(SomeMethod3) << " no called!" << std::endl;
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}
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template <typename T>
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T SomeMethod4() {
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return T{};
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}
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template <typename T>
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class SomeClass {
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public:
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void SomeMethod5() const {
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std::cout << NAMEOF_TYPE_T(T) << std::endl;
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}
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template <typename C>
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C SomeMethod6() const {
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C t{};
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std::cout << NAMEOF_TYPE(t) << std::endl;
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return t;
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}
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};
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struct Long {
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struct LL {
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int field = 0;
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};
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LL ll;
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};
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enum class Color { RED, GREEN, BLUE };
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SomeStruct structvar;
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Long othervar;
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SomeStruct * ptrvar = &structvar;
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SomeStruct & refvar = structvar;
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const SomeClass<int> volatile * classvar;
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TEST_CASE("constexpr") {
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SECTION("NAMEOF") {
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// variable
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constexpr auto cx1 = NAMEOF(structvar);
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static_assert(cx1 == "structvar", "");
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// member
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constexpr auto cx2 = NAMEOF((&structvar)->somefield);
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static_assert(cx2 == "somefield", "");
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// function
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constexpr auto cx3 = NAMEOF(&SomeClass<int>::SomeMethod6<long int>);
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static_assert(cx3 == "SomeMethod6", "");
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// enum
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constexpr auto cx4 = NAMEOF(Color::RED);
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static_assert(cx4 == "RED", "");
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}
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SECTION("NAMEOF_FULL") {
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// variable
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constexpr auto cx1 = NAMEOF_FULL(structvar);
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static_assert(cx1 == "structvar", "");
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// member
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constexpr auto cx2 = NAMEOF_FULL((&structvar)->somefield);
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static_assert(cx2 == "somefield", "");
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// function
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constexpr auto cx3 = NAMEOF_FULL(&SomeClass<int>::SomeMethod6<long int>);
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static_assert(cx3 == "SomeMethod6<long int>", "");
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// enum
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constexpr auto cx4 = NAMEOF_FULL(Color::RED);
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static_assert(cx4 == "RED", "");
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}
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SECTION("NAMEOF_RAW") {
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// variable
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constexpr auto cx1 = NAMEOF_RAW(structvar);
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static_assert(cx1 == "structvar", "");
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// member
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constexpr auto cx2 = NAMEOF_RAW((&structvar)->somefield);
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static_assert(cx2 == "(&structvar)->somefield", "");
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// type
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constexpr auto cx3 = NAMEOF_RAW(std::string);
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static_assert(cx3 == "std::string", "");
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// function
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constexpr auto cx4 = NAMEOF_RAW(&SomeStruct::SomeMethod2);
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static_assert(cx4 == "&SomeStruct::SomeMethod2", "");
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// enum
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constexpr auto cx5 = NAMEOF_RAW(Color::RED);
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static_assert(cx5 == "Color::RED", "");
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// macros
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constexpr auto cx6 = NAMEOF_RAW(__cplusplus);
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static_assert(cx6 == "__cplusplus", "");
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}
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// constexpr NAMEOF_TYPE not supported in GCC.
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#if defined(_MSC_VER) || defined(__clang__)
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SECTION("NAMEOF_TYPE") {
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constexpr auto cx = NAMEOF_TYPE(classvar);
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#if defined(__clang__)
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static_assert(cx == "const volatile SomeClass<int> *", "");
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#elif defined(_MSC_VER)
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static_assert(cx == "SomeClass<int> const volatile *", "");
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#endif
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}
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SECTION("NAMEOF_TYPE_T") {
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constexpr auto cx = NAMEOF_TYPE_T(const SomeClass<int> volatile *);
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#if defined(__clang__)
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static_assert(cx == "const volatile SomeClass<int> *", "");
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#elif defined(_MSC_VER)
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static_assert(cx == "SomeClass<int> const volatile *", "");
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#endif
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}
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#endif
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}
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TEST_CASE("NAMEOF") {
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SECTION("variable") {
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REQUIRE(NAMEOF(structvar) == "structvar");
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REQUIRE(NAMEOF(::structvar) == "structvar");
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REQUIRE(NAMEOF(ptrvar) == "ptrvar");
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}
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SECTION("member") {
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REQUIRE(NAMEOF(structvar.somefield) == "somefield");
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REQUIRE(NAMEOF((&structvar)->somefield) == "somefield");
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REQUIRE(NAMEOF(othervar.ll.field) == "field");
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}
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SECTION("function") {
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REQUIRE(NAMEOF(&SomeStruct::SomeMethod1) == "SomeMethod1");
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REQUIRE(NAMEOF(&SomeStruct::SomeMethod2) == "SomeMethod2");
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REQUIRE(NAMEOF(SomeMethod3) == "SomeMethod3");
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REQUIRE(NAMEOF(SomeMethod4<int>) == "SomeMethod4");
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REQUIRE(NAMEOF(&SomeClass<int>::SomeMethod5) == "SomeMethod5");
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REQUIRE(NAMEOF(&SomeClass<int>::SomeMethod6<long int>) == "SomeMethod6");
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}
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SECTION("enum") {
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REQUIRE(NAMEOF(Color::RED) == "RED");
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REQUIRE(NAMEOF(Color::BLUE) == "BLUE");
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}
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}
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TEST_CASE("NAMEOF_FULL") {
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SECTION("variable") {
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REQUIRE(NAMEOF_FULL(structvar) == "structvar");
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REQUIRE(NAMEOF_FULL(::structvar) == "structvar");
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REQUIRE(NAMEOF_FULL(ptrvar) == "ptrvar");
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}
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SECTION("member") {
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REQUIRE(NAMEOF_FULL(structvar.somefield) == "somefield");
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REQUIRE(NAMEOF_FULL((&structvar)->somefield) == "somefield");
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REQUIRE(NAMEOF_FULL(othervar.ll.field) == "field");
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}
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SECTION("function") {
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REQUIRE(NAMEOF_FULL(&SomeStruct::SomeMethod1) == "SomeMethod1");
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REQUIRE(NAMEOF_FULL(&SomeStruct::SomeMethod2) == "SomeMethod2");
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REQUIRE(NAMEOF_FULL(SomeMethod3) == "SomeMethod3");
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REQUIRE(NAMEOF_FULL(SomeMethod4<int>) == "SomeMethod4<int>");
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REQUIRE(NAMEOF_FULL(&SomeClass<int>::SomeMethod5) == "SomeMethod5");
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REQUIRE(NAMEOF_FULL(&SomeClass<int>::SomeMethod6<long int>) == "SomeMethod6<long int>");
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}
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SECTION("enum") {
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REQUIRE(NAMEOF_FULL(Color::RED) == "RED");
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REQUIRE(NAMEOF_FULL(Color::BLUE) == "BLUE");
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}
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}
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TEST_CASE("NAMEOF_RAW") {
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SECTION("variable") {
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REQUIRE(NAMEOF_RAW(structvar) == "structvar");
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REQUIRE(NAMEOF_RAW(&structvar) == "&structvar");
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REQUIRE(NAMEOF_RAW(::structvar) == "::structvar");
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REQUIRE(NAMEOF_RAW(ptrvar) == "ptrvar");
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REQUIRE(NAMEOF_RAW(*ptrvar) == "*ptrvar");
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REQUIRE(NAMEOF_RAW(+structvar.somefield) == "+structvar.somefield");
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REQUIRE(NAMEOF_RAW(-structvar.somefield) == "-structvar.somefield");
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REQUIRE(NAMEOF_RAW(~structvar.somefield) == "~structvar.somefield");
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REQUIRE(NAMEOF_RAW(!structvar.somefield) == "!structvar.somefield");
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REQUIRE(NAMEOF_RAW(structvar.somefield + refvar.somefield) == "structvar.somefield + refvar.somefield");
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}
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SECTION("member") {
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REQUIRE(NAMEOF_RAW(structvar.somefield) == "structvar.somefield");
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REQUIRE(NAMEOF_RAW((&structvar)->somefield) == "(&structvar)->somefield");
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REQUIRE(NAMEOF_RAW(othervar.ll.field) == "othervar.ll.field");
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}
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SECTION("type") {
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REQUIRE(NAMEOF_RAW(int[]) == "int[]");
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REQUIRE(NAMEOF_RAW(int) == "int");
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REQUIRE(NAMEOF_RAW(const volatile int[]) == "const volatile int[]");
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REQUIRE(NAMEOF_RAW(std::string) == "std::string");
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REQUIRE(NAMEOF_RAW(SomeStruct) == "SomeStruct");
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REQUIRE(NAMEOF_RAW(Long::LL) == "Long::LL");
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REQUIRE(NAMEOF_RAW(Color) == "Color");
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}
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SECTION("function") {
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REQUIRE(NAMEOF_RAW(&SomeStruct::SomeMethod1) == "&SomeStruct::SomeMethod1");
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REQUIRE(NAMEOF_RAW(&SomeStruct::SomeMethod2) == "&SomeStruct::SomeMethod2");
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REQUIRE(NAMEOF_RAW(SomeMethod3) == "SomeMethod3");
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}
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SECTION("enum") {
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REQUIRE(NAMEOF_RAW(Color::RED) == "Color::RED");
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REQUIRE(NAMEOF_RAW(Color::BLUE) == "Color::BLUE");
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}
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SECTION("macros") {
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REQUIRE(NAMEOF_RAW(__cplusplus) == "__cplusplus");
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REQUIRE(NAMEOF_RAW(__LINE__) == "__LINE__");
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REQUIRE(NAMEOF_RAW(__FILE__) == "__FILE__");
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}
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}
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TEST_CASE("NAMEOF_TYPE") {
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#if defined(__clang__)
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REQUIRE(NAMEOF_TYPE(structvar) == "SomeStruct");
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REQUIRE(NAMEOF_TYPE(ptrvar) == "SomeStruct *");
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REQUIRE(NAMEOF_TYPE(refvar) == "SomeStruct &");
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REQUIRE(NAMEOF_TYPE(classvar) == "const volatile SomeClass<int> *");
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REQUIRE(NAMEOF_TYPE(othervar) == "Long");
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REQUIRE(NAMEOF_TYPE(othervar.ll) == "Long::LL");
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REQUIRE(NAMEOF_TYPE(othervar.ll.field) == "int");
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REQUIRE(NAMEOF_TYPE(Color::RED) == "Color");
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REQUIRE(NAMEOF_TYPE(std::declval<const SomeClass<int>>()) == "const SomeClass<int> &&");
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#elif defined(_MSC_VER)
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REQUIRE(NAMEOF_TYPE(structvar) == "SomeStruct");
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REQUIRE(NAMEOF_TYPE(ptrvar) == "SomeStruct *");
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REQUIRE(NAMEOF_TYPE(refvar) == "SomeStruct &");
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REQUIRE(NAMEOF_TYPE(classvar) == "SomeClass<int> const volatile *");
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REQUIRE(NAMEOF_TYPE(othervar) == "Long");
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REQUIRE(NAMEOF_TYPE(othervar.ll) == "Long::LL");
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REQUIRE(NAMEOF_TYPE(othervar.ll.field) == "int");
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REQUIRE(NAMEOF_TYPE(Color::RED) == "Color");
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REQUIRE(NAMEOF_TYPE(std::declval<const SomeClass<int>>()) == "SomeClass<int> const &&");
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#elif defined(__GNUC__)
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REQUIRE(NAMEOF_TYPE(structvar) == "SomeStruct");
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REQUIRE(NAMEOF_TYPE(ptrvar) == "SomeStruct*");
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REQUIRE(NAMEOF_TYPE(refvar) == "SomeStruct&");
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REQUIRE(NAMEOF_TYPE(classvar) == "const volatile SomeClass<int>*");
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REQUIRE(NAMEOF_TYPE(othervar) == "Long");
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REQUIRE(NAMEOF_TYPE(othervar.ll) == "Long::LL");
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REQUIRE(NAMEOF_TYPE(othervar.ll.field) == "int");
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REQUIRE(NAMEOF_TYPE(Color::RED) == "Color");
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REQUIRE(NAMEOF_TYPE(std::declval<const SomeClass<int>>()) == "const SomeClass<int>&&");
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#endif
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}
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TEST_CASE("NAMEOF_TYPE_T") {
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#if defined(__clang__)
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REQUIRE(NAMEOF_TYPE_T(decltype(structvar)) == "SomeStruct");
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REQUIRE(NAMEOF_TYPE_T(decltype(ptrvar)) == "SomeStruct *");
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REQUIRE(NAMEOF_TYPE_T(decltype(refvar)) == "SomeStruct &");
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REQUIRE(NAMEOF_TYPE_T(SomeStruct) == "SomeStruct");
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REQUIRE(NAMEOF_TYPE_T(SomeStruct *) == "SomeStruct *");
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REQUIRE(NAMEOF_TYPE_T(SomeStruct &) == "SomeStruct &");
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REQUIRE(NAMEOF_TYPE_T(const SomeStruct volatile *) == "const volatile SomeStruct *");
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REQUIRE(NAMEOF_TYPE_T(SomeClass<int>) == "SomeClass<int>");
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REQUIRE(NAMEOF_TYPE_T(const SomeClass<int> volatile *) == "const volatile SomeClass<int> *");
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REQUIRE(NAMEOF_TYPE_T(decltype(othervar)) == "Long");
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REQUIRE(NAMEOF_TYPE_T(Long) == "Long");
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REQUIRE(NAMEOF_TYPE_T(Long::LL) == "Long::LL");
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REQUIRE(NAMEOF_TYPE_T(Color) == "Color");
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#elif defined(_MSC_VER)
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REQUIRE(NAMEOF_TYPE_T(decltype(structvar)) == "SomeStruct");
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REQUIRE(NAMEOF_TYPE_T(decltype(ptrvar)) == "SomeStruct *");
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REQUIRE(NAMEOF_TYPE_T(decltype(refvar)) == "SomeStruct &");
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REQUIRE(NAMEOF_TYPE_T(SomeStruct) == "SomeStruct");
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REQUIRE(NAMEOF_TYPE_T(SomeStruct *) == "SomeStruct *");
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REQUIRE(NAMEOF_TYPE_T(SomeStruct &) == "SomeStruct &");
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REQUIRE(NAMEOF_TYPE_T(const SomeStruct volatile *) == "SomeStruct const volatile *");
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REQUIRE(NAMEOF_TYPE_T(SomeClass<int>) == "SomeClass<int>");
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REQUIRE(NAMEOF_TYPE_T(const SomeClass<int> volatile *) == "SomeClass<int> const volatile *");
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REQUIRE(NAMEOF_TYPE_T(decltype(othervar)) == "Long");
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REQUIRE(NAMEOF_TYPE_T(Long) == "Long");
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REQUIRE(NAMEOF_TYPE_T(Long::LL) == "Long::LL");
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REQUIRE(NAMEOF_TYPE_T(Color) == "Color");
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#elif defined(__GNUC__)
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REQUIRE(NAMEOF_TYPE_T(decltype(structvar)) == "SomeStruct");
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REQUIRE(NAMEOF_TYPE_T(decltype(ptrvar)) == "SomeStruct*");
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REQUIRE(NAMEOF_TYPE_T(decltype(refvar)) == "SomeStruct&");
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REQUIRE(NAMEOF_TYPE_T(SomeStruct) == "SomeStruct");
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REQUIRE(NAMEOF_TYPE_T(SomeStruct *) == "SomeStruct*");
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REQUIRE(NAMEOF_TYPE_T(SomeStruct &) == "SomeStruct&");
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REQUIRE(NAMEOF_TYPE_T(const SomeStruct volatile *) == "const volatile SomeStruct*");
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REQUIRE(NAMEOF_TYPE_T(SomeClass<int>) == "SomeClass<int>");
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REQUIRE(NAMEOF_TYPE_T(const SomeClass<int> volatile *) == "const volatile SomeClass<int>*");
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REQUIRE(NAMEOF_TYPE_T(decltype(othervar)) == "Long");
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REQUIRE(NAMEOF_TYPE_T(Long) == "Long");
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REQUIRE(NAMEOF_TYPE_T(Long::LL) == "Long::LL");
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REQUIRE(NAMEOF_TYPE_T(Color) == "Color");
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#endif
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}
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TEST_CASE("Spaces and Tabs ignored") {
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SECTION("Spaces") {
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REQUIRE(NAMEOF( structvar ) == "structvar");
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REQUIRE(NAMEOF_FULL( structvar ) == "structvar");
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REQUIRE(NAMEOF_RAW( structvar ) == "structvar");
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REQUIRE(NAMEOF_TYPE( structvar ) == "SomeStruct");
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REQUIRE(NAMEOF_TYPE_T( decltype(structvar) ) == "SomeStruct");
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}
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SECTION("Tabs") {
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REQUIRE(NAMEOF( structvar ) == "structvar");
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REQUIRE(NAMEOF_FULL( structvar ) == "structvar");
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REQUIRE(NAMEOF_RAW( structvar ) == "structvar");
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REQUIRE(NAMEOF_TYPE( structvar ) == "SomeStruct");
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REQUIRE(NAMEOF_TYPE_T( decltype(structvar) ) == "SomeStruct");
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}
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}
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