traintastic/server/test/lua/to_string_view.cpp
2021-02-27 00:24:23 +01:00

89 Zeilen
2.0 KiB
C++

#include <catch2/catch.hpp>
#include "../../src/lua/to.hpp"
#include <string_view>
#define REQUIRE_TRY_TO(x) \
{ \
TestType v; \
REQUIRE(Lua::to<TestType>(L, -1, v)); \
REQUIRE(v == x); \
}
#define REQUIRE_TRY_TO_FAIL() \
{ \
const TestType org{"unchanged"}; \
TestType v{org}; \
REQUIRE_FALSE(Lua::to<TestType>(L, -1, v)); \
REQUIRE(v.data() == org.data()); \
REQUIRE(v.size() == org.size()); \
}
TEMPLATE_TEST_CASE("Lua::to<>", "[lua][lua-to]", std::string_view)
{
lua_State* L = luaL_newstate();
INFO("nil")
lua_pushnil(L);
REQUIRE(Lua::to<TestType>(L, -1).empty());
REQUIRE_TRY_TO_FAIL();
lua_pop(L, 1);
INFO("false")
lua_pushboolean(L, false);
REQUIRE(Lua::to<TestType>(L, -1).empty());
REQUIRE_TRY_TO_FAIL();
lua_pop(L, 1);
INFO("true")
lua_pushboolean(L, true);
REQUIRE(Lua::to<TestType>(L, -1).empty());
REQUIRE_TRY_TO_FAIL();
lua_pop(L, 1);
INFO("123")
lua_pushinteger(L, 123);
REQUIRE(Lua::to<TestType>(L, -1) == "123");
REQUIRE(lua_type(L, -1) == LUA_TSTRING);
lua_pop(L, 1);
lua_pushinteger(L, 123);
REQUIRE_TRY_TO("123");
REQUIRE(lua_type(L, -1) == LUA_TSTRING);
lua_pop(L, 1);
INFO("0.5")
lua_pushnumber(L, 0.5);
REQUIRE(Lua::to<TestType>(L, -1) == "0.5");
REQUIRE(lua_type(L, -1) == LUA_TSTRING);
lua_pop(L, 1);
lua_pushnumber(L, 0.5);
REQUIRE_TRY_TO("0.5");
REQUIRE(lua_type(L, -1) == LUA_TSTRING);
lua_pop(L, 1);
INFO("\"test\"")
lua_pushliteral(L, "test");
REQUIRE(Lua::to<TestType>(L, -1) == "test");
REQUIRE_TRY_TO("test");
lua_pop(L, 1);
INFO("table")
lua_newtable(L);
REQUIRE(Lua::to<TestType>(L, -1).empty());
REQUIRE_TRY_TO_FAIL();
lua_pop(L, 1);
INFO("userdata")
lua_newuserdata(L, 0);
REQUIRE(Lua::to<TestType>(L, -1).empty());
REQUIRE_TRY_TO_FAIL();
lua_pop(L, 1);
INFO("lightuserdata")
lua_pushlightuserdata(L, nullptr);
REQUIRE(Lua::to<TestType>(L, -1).empty());
REQUIRE_TRY_TO_FAIL();
lua_pop(L, 1);
lua_close(L);
}