Files
meta.hpp/untests/meta_method_tests.cpp
2021-06-30 00:23:37 +07:00

167 lines
8.0 KiB
C++

/*******************************************************************************
* This file is part of the "https://github.com/blackmatov/meta.hpp"
* For conditions of distribution and use, see copyright notice in LICENSE.md
* Copyright (C) 2021, by Matvey Cherevko (blackmatov@gmail.com)
******************************************************************************/
#include <meta.hpp/meta_method.hpp>
#include "doctest/doctest.hpp"
namespace
{
class clazz {
public:
void void_f_void() noexcept {}
void void_f_int(int a) { (void)a; }
void void_f_int2(int a, int b) { (void)a; (void)b; }
int int_f_void() noexcept { return 1; }
int int_f_int(int a) { return a; }
int int_f_int2(int a, int b) { return a + b; }
void const_void_f_void() const noexcept {}
void const_void_f_int(int a) const { (void)a; }
void const_void_f_int2(int a, int b) const { (void)a; (void)b; }
int const_int_f_void() const noexcept { return 1; }
int const_int_f_int(int a) const { return a; }
int const_int_f_int2(int a, int b) const { return a + b; }
};
}
TEST_CASE("meta/non_const_method") {
namespace meta = meta_hpp;
meta::method_<&clazz::void_f_void> void_f_void_method_("void_f_void");
meta::method_<&clazz::void_f_int> void_f_int_method_("void_f_int");
meta::method_<&clazz::void_f_int2> void_f_int2_method_("void_f_int2");
meta::method_<&clazz::int_f_void> int_f_void_method_("int_f_void");
meta::method_<&clazz::int_f_int> int_f_int_method_("int_f_int");
meta::method_<&clazz::int_f_int2> int_f_int2_method_("int_f_int2");
const meta::method_info& void_f_void_info = void_f_void_method_.info();
const meta::method_info& void_f_int_info = void_f_int_method_.info();
const meta::method_info& void_f_int2_info = void_f_int2_method_.info();
const meta::method_info& int_f_void_info = int_f_void_method_.info();
const meta::method_info& int_f_int_info = int_f_int_method_.info();
const meta::method_info& int_f_int2_info = int_f_int2_method_.info();
SUBCASE("void_return") {
clazz instance;
CHECK_NOTHROW(void_f_void_info.invoke(&instance));
CHECK_THROWS_AS(void_f_void_info.invoke(&instance, 1), std::logic_error);
CHECK_THROWS_AS(void_f_int_info.invoke(&instance), std::logic_error);
CHECK_NOTHROW(void_f_int_info.invoke(&instance, 1));
CHECK_THROWS_AS(void_f_int_info.invoke(&instance, 1.f), std::logic_error);
CHECK_THROWS_AS(void_f_int_info.invoke(&instance, 1, 2), std::logic_error);
CHECK_THROWS_AS(void_f_int2_info.invoke(&instance), std::logic_error);
CHECK_THROWS_AS(void_f_int2_info.invoke(&instance, 1), std::logic_error);
CHECK_NOTHROW(void_f_int2_info.invoke(&instance, 1, 2));
CHECK_THROWS_AS(void_f_int2_info.invoke(&instance, 1.f, 2), std::logic_error);
CHECK_THROWS_AS(void_f_int2_info.invoke(&instance, 1, 2.f), std::logic_error);
CHECK_THROWS_AS(void_f_int2_info.invoke(&instance, 1, 2, 3), std::logic_error);
const clazz& cinstance = instance;
CHECK_THROWS_AS(void_f_void_info.invoke(&cinstance), std::logic_error);
CHECK_THROWS_AS(void_f_int_info.invoke(&cinstance, 1), std::logic_error);
CHECK_THROWS_AS(void_f_int2_info.invoke(&cinstance, 1, 2), std::logic_error);
}
SUBCASE("int_return") {
clazz instance;
CHECK(int_f_void_info.invoke(&instance).cast<int>() == 1);
CHECK_THROWS_AS(int_f_void_info.invoke(&instance, 1), std::logic_error);
CHECK_THROWS_AS(int_f_int_info.invoke(&instance), std::logic_error);
CHECK(int_f_int_info.invoke(&instance, 1).cast<int>() == 1);
CHECK_THROWS_AS(int_f_int_info.invoke(&instance, 1.f), std::logic_error);
CHECK_THROWS_AS(int_f_int_info.invoke(&instance, 1, 2), std::logic_error);
CHECK_THROWS_AS(int_f_int2_info.invoke(&instance), std::logic_error);
CHECK_THROWS_AS(int_f_int2_info.invoke(&instance, 1), std::logic_error);
CHECK(int_f_int2_info.invoke(&instance, 1, 2).cast<int>() == 3);
CHECK_THROWS_AS(int_f_int2_info.invoke(&instance, 1.f, 2), std::logic_error);
CHECK_THROWS_AS(int_f_int2_info.invoke(&instance, 1, 2.f), std::logic_error);
CHECK_THROWS_AS(int_f_int2_info.invoke(&instance, 1, 2, 3), std::logic_error);
const clazz& cinstance = instance;
CHECK_THROWS_AS(int_f_void_info.invoke(&cinstance), std::logic_error);
CHECK_THROWS_AS(int_f_int_info.invoke(&cinstance, 1), std::logic_error);
CHECK_THROWS_AS(int_f_int2_info.invoke(&cinstance, 1, 2), std::logic_error);
}
}
TEST_CASE("meta/const_method") {
namespace meta = meta_hpp;
meta::method_<&clazz::const_void_f_void> void_f_void_method_("void_f_void");
meta::method_<&clazz::const_void_f_int> void_f_int_method_("void_f_int");
meta::method_<&clazz::const_void_f_int2> void_f_int2_method_("void_f_int2");
meta::method_<&clazz::const_int_f_void> int_f_void_method_("int_f_void");
meta::method_<&clazz::const_int_f_int> int_f_int_method_("int_f_int");
meta::method_<&clazz::const_int_f_int2> int_f_int2_method_("int_f_int2");
const meta::method_info& void_f_void_info = void_f_void_method_.info();
const meta::method_info& void_f_int_info = void_f_int_method_.info();
const meta::method_info& void_f_int2_info = void_f_int2_method_.info();
const meta::method_info& int_f_void_info = int_f_void_method_.info();
const meta::method_info& int_f_int_info = int_f_int_method_.info();
const meta::method_info& int_f_int2_info = int_f_int2_method_.info();
SUBCASE("void_return") {
clazz instance;
CHECK_NOTHROW(void_f_void_info.invoke(&instance));
CHECK_THROWS_AS(void_f_void_info.invoke(&instance, 1), std::logic_error);
CHECK_THROWS_AS(void_f_int_info.invoke(&instance), std::logic_error);
CHECK_NOTHROW(void_f_int_info.invoke(&instance, 1));
CHECK_THROWS_AS(void_f_int_info.invoke(&instance, 1.f), std::logic_error);
CHECK_THROWS_AS(void_f_int_info.invoke(&instance, 1, 2), std::logic_error);
CHECK_THROWS_AS(void_f_int2_info.invoke(&instance), std::logic_error);
CHECK_THROWS_AS(void_f_int2_info.invoke(&instance, 1), std::logic_error);
CHECK_NOTHROW(void_f_int2_info.invoke(&instance, 1, 2));
CHECK_THROWS_AS(void_f_int2_info.invoke(&instance, 1.f, 2), std::logic_error);
CHECK_THROWS_AS(void_f_int2_info.invoke(&instance, 1, 2.f), std::logic_error);
CHECK_THROWS_AS(void_f_int2_info.invoke(&instance, 1, 2, 3), std::logic_error);
const clazz& cinstance = instance;
CHECK_NOTHROW(void_f_void_info.invoke(&cinstance));
CHECK_NOTHROW(void_f_int_info.invoke(&cinstance, 1));
CHECK_NOTHROW(void_f_int2_info.invoke(&cinstance, 1, 2));
}
SUBCASE("int_return") {
clazz instance;
CHECK(int_f_void_info.invoke(&instance).cast<int>() == 1);
CHECK_THROWS_AS(int_f_void_info.invoke(&instance, 1), std::logic_error);
CHECK_THROWS_AS(int_f_int_info.invoke(&instance), std::logic_error);
CHECK(int_f_int_info.invoke(&instance, 1).cast<int>() == 1);
CHECK_THROWS_AS(int_f_int_info.invoke(&instance, 1.f), std::logic_error);
CHECK_THROWS_AS(int_f_int_info.invoke(&instance, 1, 2), std::logic_error);
CHECK_THROWS_AS(int_f_int2_info.invoke(&instance), std::logic_error);
CHECK_THROWS_AS(int_f_int2_info.invoke(&instance, 1), std::logic_error);
CHECK(int_f_int2_info.invoke(&instance, 1, 2).cast<int>() == 3);
CHECK_THROWS_AS(int_f_int2_info.invoke(&instance, 1.f, 2), std::logic_error);
CHECK_THROWS_AS(int_f_int2_info.invoke(&instance, 1, 2.f), std::logic_error);
CHECK_THROWS_AS(int_f_int2_info.invoke(&instance, 1, 2, 3), std::logic_error);
const clazz& cinstance = instance;
CHECK(int_f_void_info.invoke(&cinstance).cast<int>() == 1);
CHECK(int_f_int_info.invoke(&cinstance, 1).cast<int>() == 1);
CHECK(int_f_int2_info.invoke(&cinstance, 1, 2).cast<int>() == 3);
}
}