traintastic/server/test/lua/to_enum.cpp
2024-10-22 23:42:32 +02:00

134 Zeilen
3.6 KiB
C++

/**
* server/test/lua/to_enum.cpp
*
* This file is part of the traintastic test suite.
*
* Copyright (C) 2021-2022 Reinder Feenstra
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include <catch2/catch_template_test_macros.hpp>
#include "../../src/lua/enums.hpp"
#include "../../src/lua/to.hpp"
#include <string_view>
#include <type_traits>
#define REQUIRE_TRY_TO_FAIL() \
{ \
TestType v = EnumValues<TestType>::value.begin()->first; \
REQUIRE_FALSE(Lua::to<TestType>(L, -1, v)); \
REQUIRE(v == EnumValues<TestType>::value.begin()->first); \
v = EnumValues<TestType>::value.rbegin()->first; \
REQUIRE_FALSE(Lua::to<TestType>(L, -1, v)); \
REQUIRE(v == EnumValues<TestType>::value.rbegin()->first); \
}
template<class T>
struct other_enum_type
{
using type = WorldEvent;
};
template<>
struct other_enum_type<WorldEvent>
{
using type = DecoderProtocol;
};
TEMPLATE_TEST_CASE("Lua::to<>", "[lua][lua-to]", LUA_ENUMS)
{
using OtherEnumType = typename other_enum_type<TestType>::type;
const TestType firstValue = EnumValues<TestType>::value.begin()->first;
const TestType lastValue = EnumValues<TestType>::value.rbegin()->first;
lua_State* L = luaL_newstate();
INFO("nil");
lua_pushnil(L);
REQUIRE(Lua::to<TestType>(L, -1) == firstValue);
REQUIRE_TRY_TO_FAIL();
lua_pop(L, 1);
INFO("false");
lua_pushboolean(L, false);
REQUIRE(Lua::to<TestType>(L, -1) == firstValue);
REQUIRE_TRY_TO_FAIL();
lua_pop(L, 1);
INFO("true");
lua_pushboolean(L, true);
REQUIRE(Lua::to<TestType>(L, -1) == firstValue);
REQUIRE_TRY_TO_FAIL();
lua_pop(L, 1);
INFO("enum");
Lua::Enum<TestType>::registerType(L);
Lua::Enum<TestType>::push(L, lastValue);
REQUIRE(Lua::to<TestType>(L, -1) == lastValue);
{
TestType v = firstValue;
REQUIRE(Lua::to<TestType>(L, -1, v));
REQUIRE(v == lastValue);
}
lua_pop(L, 1);
INFO("other enum");
Lua::Enum<OtherEnumType>::registerType(L);
Lua::Enum<OtherEnumType>::push(L, EnumValues<OtherEnumType>::value.rbegin()->first);
REQUIRE(Lua::to<TestType>(L, -1) == firstValue);
REQUIRE_TRY_TO_FAIL();
lua_pop(L, 1);
INFO("123");
lua_pushinteger(L, 123);
REQUIRE(Lua::to<TestType>(L, -1) == firstValue);
REQUIRE_TRY_TO_FAIL();
lua_pop(L, 1);
INFO("0.5");
lua_pushnumber(L, 0.5);
REQUIRE(Lua::to<TestType>(L, -1) == firstValue);
REQUIRE_TRY_TO_FAIL();
lua_pop(L, 1);
INFO("\"test\"");
lua_pushliteral(L, "test");
REQUIRE(Lua::to<TestType>(L, -1) == firstValue);
REQUIRE_TRY_TO_FAIL();
lua_pop(L, 1);
INFO("table");
lua_newtable(L);
REQUIRE(Lua::to<TestType>(L, -1) == firstValue);
REQUIRE_TRY_TO_FAIL();
lua_pop(L, 1);
INFO("userdata");
lua_newuserdata(L, 0);
REQUIRE(Lua::to<TestType>(L, -1) == firstValue);
REQUIRE_TRY_TO_FAIL();
lua_pop(L, 1);
INFO("lightuserdata");
lua_pushlightuserdata(L, nullptr);
REQUIRE(Lua::to<TestType>(L, -1) == firstValue);
REQUIRE_TRY_TO_FAIL();
lua_pop(L, 1);
lua_close(L);
}