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#include <filesystem>
#include <gmock/gmock.h>
#include <gtest/gtest.h>
#include <components/lua/storage.hpp>
namespace
{
using namespace testing;
template <typename T>
T get(sol::state& lua, std::string luaCode)
{
return lua.safe_script("return " + luaCode).get<T>();
}
TEST(LuaUtilStorageTest, Basic)
{
sol::state mLua;
LuaUtil::LuaStorage::initLuaBindings(mLua);
LuaUtil::LuaStorage storage(mLua);
mLua["mutable"] = storage.getMutableSection("test");
mLua["ro"] = storage.getReadOnlySection("test");
mLua.safe_script("mutable:set('x', 5)");
EXPECT_EQ(get<int>(mLua, "mutable:get('x')"), 5);
EXPECT_EQ(get<int>(mLua, "ro:get('x')"), 5);
EXPECT_FALSE(get<bool>(mLua, "mutable:wasChanged()"));
EXPECT_TRUE(get<bool>(mLua, "ro:wasChanged()"));
EXPECT_FALSE(get<bool>(mLua, "ro:wasChanged()"));
EXPECT_THROW(mLua.safe_script("ro:set('y', 3)"), std::exception);
mLua.safe_script("t1 = mutable:asTable()");
mLua.safe_script("t2 = ro:asTable()");
EXPECT_EQ(get<int>(mLua, "t1.x"), 5);
EXPECT_EQ(get<int>(mLua, "t2.x"), 5);
mLua.safe_script("mutable:reset()");
EXPECT_TRUE(get<bool>(mLua, "ro:get('x') == nil"));
mLua.safe_script("mutable:reset({x=4, y=7})");
EXPECT_EQ(get<int>(mLua, "ro:get('x')"), 4);
EXPECT_EQ(get<int>(mLua, "ro:get('y')"), 7);
EXPECT_FALSE(get<bool>(mLua, "mutable:wasChanged()"));
EXPECT_TRUE(get<bool>(mLua, "ro:wasChanged()"));
EXPECT_FALSE(get<bool>(mLua, "ro:wasChanged()"));
}
TEST(LuaUtilStorageTest, Table)
{
sol::state mLua;
LuaUtil::LuaStorage::initLuaBindings(mLua);
LuaUtil::LuaStorage storage(mLua);
mLua["mutable"] = storage.getMutableSection("test");
mLua["ro"] = storage.getReadOnlySection("test");
mLua.safe_script("mutable:set('x', { y = 'abc', z = 7 })");
EXPECT_EQ(get<int>(mLua, "mutable:get('x').z"), 7);
EXPECT_THROW(mLua.safe_script("mutable:get('x').z = 3"), std::exception);
EXPECT_NO_THROW(mLua.safe_script("mutable:getCopy('x').z = 3"));
EXPECT_EQ(get<int>(mLua, "mutable:get('x').z"), 7);
EXPECT_EQ(get<int>(mLua, "ro:get('x').z"), 7);
EXPECT_EQ(get<std::string>(mLua, "ro:get('x').y"), "abc");
}
TEST(LuaUtilStorageTest, Saving)
{
sol::state mLua;
LuaUtil::LuaStorage::initLuaBindings(mLua);
LuaUtil::LuaStorage storage(mLua);
mLua["permanent"] = storage.getMutableSection("permanent");
mLua["temporary"] = storage.getMutableSection("temporary");
mLua.safe_script("temporary:removeOnExit()");
mLua.safe_script("permanent:set('x', 1)");
mLua.safe_script("temporary:set('y', 2)");
std::string tmpFile = (std::filesystem::temp_directory_path() / "test_storage.bin").string();
storage.save(tmpFile);
EXPECT_EQ(get<int>(mLua, "permanent:get('x')"), 1);
EXPECT_EQ(get<int>(mLua, "temporary:get('y')"), 2);
storage.clearTemporary();
mLua["permanent"] = storage.getMutableSection("permanent");
mLua["temporary"] = storage.getMutableSection("temporary");
EXPECT_EQ(get<int>(mLua, "permanent:get('x')"), 1);
EXPECT_TRUE(get<bool>(mLua, "temporary:get('y') == nil"));
mLua.safe_script("permanent:set('x', 3)");
mLua.safe_script("permanent:set('z', 4)");
LuaUtil::LuaStorage storage2(mLua);
storage2.load(tmpFile);
mLua["permanent"] = storage2.getMutableSection("permanent");
mLua["temporary"] = storage2.getMutableSection("temporary");
EXPECT_EQ(get<int>(mLua, "permanent:get('x')"), 1);
EXPECT_TRUE(get<bool>(mLua, "permanent:get('z') == nil"));
EXPECT_TRUE(get<bool>(mLua, "temporary:get('y') == nil"));
}
}
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