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// -*- C++ -*-
//
// Package: CondFormats/SerializationHelper
// Class : test_catch2_SerializationHelper
//
// Implementation:
// [Notes on implementation]
//
// Original Author: Christopher Jones
// Created: Wed, 31 May 2023 19:12:55 GMT
//
// system include files
#include "catch.hpp"
// user include files
#include "CondFormats/SerializationHelper/interface/SerializationHelper.h"
namespace {
struct Test {
Test() = default;
Test(float iA, int iB) : a_{iA}, b_{iB} {}
float a_;
int b_;
template <class Archive>
void serialize(Archive& ar, const unsigned int version) {
ar & a_;
ar & b_;
++counter_;
}
int counter_ = 0;
};
struct TestBase {
virtual ~TestBase() noexcept {}
virtual int value() const = 0;
template <class Archive>
void serialize(Archive& ar, const unsigned int version) {}
};
struct TestInheritance : public TestBase {
~TestInheritance() noexcept override = default;
int value() const final { return value_; }
template <class Archive>
void serialize(Archive& ar, const unsigned int version) {
ar & value_;
}
int value_ = 3145;
};
} // namespace
namespace cond::serialization {
template <>
struct ClassName<Test> {
constexpr static std::string_view kName = "Test";
};
template <>
struct ClassName<TestBase> {
[[maybe_unused]] constexpr static std::string_view kName = "TestBase";
};
template <>
struct ClassName<TestInheritance> {
constexpr static std::string_view kName = "TestInheritance";
};
template <>
struct BaseClassInfo<TestBase> : public BaseClassInfoImpl<TestBase, true, TestInheritance> {};
} // namespace cond::serialization
using namespace cond::serialization;
TEST_CASE("Test SerializationHelper", "[SerializationHelper]") {
SECTION("serialize") {
SerializationHelper<Test> helper;
std::stringbuf dataBuffer;
Test test{1.3, -4};
REQUIRE(test.counter_ == 0);
auto typeName = helper.serialize(dataBuffer, &test);
REQUIRE(dataBuffer.str().size() > 0);
REQUIRE(test.counter_ == 1);
REQUIRE(typeName == "Test");
}
SECTION("deserialize") {
SerializationHelper<Test> helper;
std::stringbuf dataBuffer;
std::string_view typeName;
{
Test test{1.3, -4};
REQUIRE(test.counter_ == 0);
typeName = helper.serialize(dataBuffer, &test);
}
auto voidPtr = helper.deserialize(dataBuffer, typeName);
const Test* pTest = static_cast<const Test*>(voidPtr.get());
REQUIRE_THAT(pTest->a_, Catch::Matchers::WithinAbs(1.3, 0.001));
REQUIRE(pTest->b_ == -4);
REQUIRE(pTest->counter_ == 1);
}
SECTION("polymorphic serialize") {
SerializationHelper<TestBase> helper;
std::stringbuf dataBuffer;
TestInheritance test{};
auto typeName = helper.serialize(dataBuffer, &test);
REQUIRE(typeName == "TestInheritance");
REQUIRE(dataBuffer.str().size() > 0);
REQUIRE(test.value() == 3145);
}
SECTION("deserialize") {
SerializationHelper<TestBase> helper;
std::stringbuf dataBuffer;
std::string_view typeName;
{
TestInheritance test;
typeName = helper.serialize(dataBuffer, &test);
}
auto voidPtr = helper.deserialize(dataBuffer, typeName);
REQUIRE(voidPtr.get() != nullptr);
const TestBase* pTest = static_cast<const TestBase*>(voidPtr.get());
REQUIRE(pTest->value() == 3145);
}
}
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