begin packet serialization

include/blitz/common/Format.h

@@ -0,0 +1,36 @@
+#pragma once
+
+/**
+ * \file Format.h
+ * \brief This file contains the definition of the `Format` function.
+ */
+
+#include <memory>
+#include <stdexcept>
+#include <string>
+
+namespace blitz {
+
+/**
+ * \brief Formats a string using a format string and variadic arguments.
+ *
+ * This function takes a format string and a variable number of arguments and returns a formatted string.
+ * The format string can contain placeholders that will be replaced by the corresponding arguments.
+ *
+ * \param format The format string.
+ * \param args The variadic arguments to be formatted.
+ * \return The formatted string.
+ * \throws std::runtime_error if an error occurs during formatting.
+ */
+template <typename... Args>
+std::string Format(const std::string& format, Args... args) {
+	int size = snprintf(nullptr, 0, format.c_str(), args...) + 1;  // Extra space for '\0'
+	if (size <= 0) {
+		throw std::runtime_error("Error during formatting.");
+	}
+	std::unique_ptr<char[]> buf(new char[size]);
+	snprintf(buf.get(), static_cast<std::size_t>(size), format.c_str(), args...);
+	return std::string(buf.get(), buf.get() + size - 1);  // We don't want the '\0' inside
+}
+
+}  // namespace blitz

include/blitz/common/Log.h

@@ -0,0 +1,30 @@
+#pragma once
+
+/**
+ * \file Log.h
+ * \brief File defining log functions
+ */
+
+#include <string>
+
+namespace blitz {
+
+/**
+ * \brief Logs a normal message.
+ * \param msg The message to be logged.
+ */
+void Log(const std::string& msg);
+
+/**
+ * \brief Logs a normal message in debug mode.
+ * \param msg The message to be logged.
+ */
+void LogD(const std::string& msg);
+
+/**
+ * \brief Logs an error message.
+ * \param err The error message to be logged.
+ */
+void LogE(const std::string& err);
+
+}  // namespace blitz

include/blitz/protocol/PacketData.h

@@ -0,0 +1,49 @@
+#pragma once
+
+#include <string>
+
+namespace blitz {
+namespace protocol {
+namespace data {
+
+struct PlayerLogin {
+	std::string m_PlayerName;
+};
+
+struct UpdateHealth {
+	float m_NewHealth;
+};
+
+struct LoggingSuccess {};
+
+struct PlayerDeath {};
+
+struct PlayerJoin {};
+
+struct PlayerLeave {};
+
+struct PlayerStats {};
+
+struct PlayerList {};
+
+struct ServerConfig {};
+
+struct ServerTps {};
+
+struct UpdateGameState {};
+
+struct KeepAlive {};
+
+struct Disconnect {};
+
+struct ChatMessage {
+    std::string m_Text;
+};
+
+struct PlayerPositionAndRotation {};
+
+struct PlayerShoot {};
+
+}  // namespace data
+}  // namespace protocol
+}  // namespace blitz

include/blitz/protocol/PacketFactory.h

@@ -0,0 +1,19 @@
+#pragma once
+
+#include <blitz/protocol/Packets.h>
+#include <memory>
+
+namespace blitz {
+namespace protocol {
+namespace PacketFactory {
+
+template<typename PacketDerived, typename = typename std::enable_if<std::is_base_of<Packet, PacketDerived>::value>::type>
+std::unique_ptr<PacketDerived> CreatePacket() {
+    return std::make_unique<PacketDerived>();
+}
+
+const std::unique_ptr<Packet>& CreateReadOnlyPacket(PacketType a_Type);
+
+}  // namespace PacketFactory
+}  // namespace protocol
+}  // namespace blitz

include/blitz/protocol/PacketSerializer.h

@@ -0,0 +1,19 @@
+#pragma once
+
+#include <blitz/protocol/Packets.h>
+#include <Nazara/Core/ByteArray.hpp>
+
+namespace blitz {
+namespace protocol {
+
+using PacketPtr = std::unique_ptr<Packet>;
+
+namespace PacketSerializer {
+
+Nz::ByteArray Serialize(const Packet& a_Packet);
+
+std::unique_ptr<Packet> Deserialize(Nz::ByteArray& a_Data);
+
+}
+}  // namespace protocol
+}  // namespace blitz

include/blitz/protocol/PacketVisitor.h

@@ -0,0 +1,35 @@
+#pragma once
+
+#include <blitz/protocol/Packets.h>
+
+namespace blitz {
+namespace protocol {
+
+class PacketVisitor {
+  protected:
+	PacketVisitor() {}
+	virtual ~PacketVisitor() {}
+
+  public:
+	void Check(const Packet& packet);
+
+	virtual void Visit(const packets::PlayerLogin&) {}
+	virtual void Visit(const packets::UpdateHealth&) {}
+	virtual void Visit(const packets::LoggingSuccess&) {}
+	virtual void Visit(const packets::PlayerDeath&) {}
+	virtual void Visit(const packets::PlayerJoin&) {}
+	virtual void Visit(const packets::PlayerLeave&) {}
+	virtual void Visit(const packets::PlayerList&) {}
+	virtual void Visit(const packets::PlayerStats&) {}
+	virtual void Visit(const packets::ServerConfig&) {}
+	virtual void Visit(const packets::ServerTps&) {}
+	virtual void Visit(const packets::UpdateGameState&) {}
+	virtual void Visit(const packets::KeepAlive&) {}
+	virtual void Visit(const packets::Disconnect&) {}
+	virtual void Visit(const packets::ChatMessage&) {}
+	virtual void Visit(const packets::PlayerPositionAndRotation&) {}
+	virtual void Visit(const packets::PlayerShoot&) {}
+};
+
+}  // namespace protocol
+}  // namespace blitz

include/blitz/protocol/Packets.h

@@ -0,0 +1,121 @@
+#pragma once
+
+#include <string>
+#include <blitz/protocol/PacketData.h>
+
+namespace blitz {
+namespace protocol {
+
+class PacketVisitor;
+
+using PacketID = std::uint8_t;
+
+enum class PacketType : PacketID {
+	// client --> server
+
+	PlayerLogin = 0,
+	UpdateHealth,
+
+	// client <-- server
+
+	LoggingSuccess,
+	PlayerDeath,
+	PlayerJoin,
+	PlayerLeave,
+	PlayerList,
+	PlayerStats,
+	ServerConfig,
+	ServerTps,
+	UpdateGameState,
+
+	// client <--> server
+
+	KeepAlive,
+	Disconnect,
+	ChatMessage,
+	PlayerPositionAndRotation,
+	PlayerShoot,
+
+	PACKET_COUNT
+};
+
+
+
+
+
+class Packet {
+  public:
+	virtual PacketType GetType() const = 0;
+
+	virtual void Accept(PacketVisitor& a_Visitor) const = 0;
+};
+
+
+
+
+
+namespace packets {
+
+/**
+ * \tparam PT The packet type
+ * \tparam Data The structure holding the data of the packet
+ */
+template <PacketType PT, typename Data>
+class ConcretePacket : public Packet {
+  public:
+	using PacketDataType = Data;
+	
+	PacketDataType m_Data;
+
+	ConcretePacket(const PacketDataType& a_Data = {});
+
+	constexpr PacketType GetType() const override {
+		return PT;
+	};
+
+  private:
+	void Accept(PacketVisitor& a_Visitor) const override;
+
+	friend class PacketVisitor;
+};
+
+
+
+
+
+// define BLITZ_INSTANCIATE_PACKETS
+// before including this file
+// if you want to instantiate templates
+#ifdef BLITZ_INSTANCIATE_PACKETS
+#define DeclarePacket(Type)                                                                                                 \
+	using Type = ConcretePacket<PacketType::Type, data::Type>;                                                                          \
+	template class ConcretePacket<PacketType::Type, data::Type>
+#else
+#define DeclarePacket(Type) using Type = ConcretePacket<PacketType::Type, data::Type>
+#endif
+
+
+
+
+
+DeclarePacket(PlayerLogin);
+DeclarePacket(UpdateHealth);
+DeclarePacket(LoggingSuccess);
+DeclarePacket(PlayerDeath);
+DeclarePacket(PlayerJoin);
+DeclarePacket(PlayerLeave);
+DeclarePacket(PlayerStats);
+DeclarePacket(PlayerList);
+DeclarePacket(ServerConfig);
+DeclarePacket(ServerTps);
+DeclarePacket(UpdateGameState);
+DeclarePacket(KeepAlive);
+DeclarePacket(Disconnect);
+DeclarePacket(ChatMessage);
+DeclarePacket(PlayerPositionAndRotation);
+DeclarePacket(PlayerShoot);
+
+}  // namespace packets
+
+}  // namespace protocol
+}  // namespace blitz

include/blitz/utils/Test.h

@@ -0,0 +1,70 @@
+#pragma once
+
+/**
+ * \file Test.h
+ * \brief File containing unit testing utilities
+ */
+
+#include <cstdlib>
+#include <blitz/common/Log.h>
+
+namespace blitz {
+namespace test {
+
+/**
+ * \def BLITZ_TEST_SUCCESSFUL
+ * \brief Used in tests to indicate that a test was successful
+ */
+#define BLITZ_TEST_SUCCESSFUL 0
+
+/**
+ * \def BLITZ_TEST_FAILED
+ * \brief Used in tests to indicate that a test failed
+ */
+#define BLITZ_TEST_FAILED 1
+
+#ifndef __FUNCTION_NAME__
+#ifdef _WIN32
+#define __FUNCTION_NAME__ __FUNCTION__
+#else
+#define __FUNCTION_NAME__ __PRETTY_FUNCTION__
+#endif
+#endif
+
+/**
+ * \def blitz_test_assert
+ * \param ... The expression to evaluate
+ * \brief Evaluates the expression and exits the program if not valid.
+ * \note It works like a basic assert() but also in release mode
+ */
+#define blitz_test_assert(...)                                                                                                        \
+	if (!static_cast<bool>(__VA_ARGS__)) {                                                                                            \
+		blitz::test::LogAssert(#__VA_ARGS__, __FILE__, __LINE__, __FUNCTION_NAME__);                                                 \
+		std::exit(BLITZ_TEST_FAILED);                                                                                                 \
+	}
+
+
+/**
+ * \def blitz_debug_assert
+ * \param ... The expression to execute
+ * \brief Assertion without checks in release mode
+ * \note The expression is always executed. However, in release, no checks are made !
+ */
+#ifdef NDEBUG
+#define blitz_debug_assert(...) __VA_ARGS__
+#else
+#define blitz_debug_assert blitz_test_assert
+#endif
+
+
+/**
+ * \brief Prints an error message associated with a failed assertion
+ * \param expression The expression that was tested
+ * \param file The file in which the assertion failed
+ * \param line The line in the file in which the assertion failed
+ * \param function The function in which the assertion failed
+ */
+void LogAssert(const char* expression, const char* file, int line, const char* function);
+
+}  // namespace test
+}  // namespace blitz

src/blitz/common/Log.cpp

@@ -0,0 +1,35 @@
+#include <blitz/common/Log.h>
+
+
+
+#ifdef BLITZ_ANDROID_LOGGING
+#include <android/log.h>
+#else
+#include <iostream>
+#endif
+
+namespace blitz {
+
+void Log(const std::string& msg) {
+#ifdef BLITZ_ANDROID_LOGGING
+	__android_log_print(ANDROID_LOG_INFO, "TRACKERS", "%s", msg.c_str());
+#else
+	std::cout << msg << "\n";
+#endif
+}
+
+void LogD(const std::string& msg) {
+#if !defined(NDEBUG)
+	Log(msg);
+#endif
+}
+
+void LogE(const std::string& err) {
+#ifdef BLITZ_ANDROID_LOGGING
+	__android_log_print(ANDROID_LOG_ERROR, "TRACKERS", "%s", err.c_str());
+#else
+	std::cerr << err << "\n";
+#endif
+}
+
+}  // namespace blitz

src/blitz/protocol/PacketFactory.cpp

@@ -0,0 +1,37 @@
+#include <blitz/protocol/PacketFactory.h>
+
+#include <array>
+#include <functional>
+
+namespace blitz {
+namespace protocol {
+namespace PacketFactory {
+
+using PacketCreator = std::function<std::unique_ptr<Packet>()>;
+
+static const std::array<std::unique_ptr<Packet>, static_cast<std::size_t>(PacketType::PACKET_COUNT)> Packets = {
+    std::make_unique<packets::PlayerLogin>(),
+    std::make_unique<packets::UpdateHealth>(),
+    std::make_unique<packets::LoggingSuccess>(),
+    std::make_unique<packets::PlayerDeath>(),
+    std::make_unique<packets::PlayerJoin>(),
+    std::make_unique<packets::PlayerLeave>(),
+    std::make_unique<packets::PlayerList>(),
+    std::make_unique<packets::PlayerStats>(),
+    std::make_unique<packets::ServerConfig>(),
+    std::make_unique<packets::ServerTps>(),
+    std::make_unique<packets::UpdateGameState>(),
+    std::make_unique<packets::KeepAlive>(),
+    std::make_unique<packets::Disconnect>(),
+    std::make_unique<packets::ChatMessage>(),
+    std::make_unique<packets::PlayerPositionAndRotation>(),
+    std::make_unique<packets::PlayerShoot>(),
+};
+
+const std::unique_ptr<Packet>& CreateReadOnlyPacket(PacketType a_Type) {
+    return Packets[static_cast<std::size_t>(a_Type)];
+}
+
+}	// namespace PacketFactory
+}  // namespace protocol
+}  // namespace blitz

src/blitz/protocol/PacketSerializer.cpp

@@ -0,0 +1,279 @@
+#include <blitz/protocol/PacketSerializer.h>
+
+#include <Nazara/Core/ByteStream.hpp>
+#include <blitz/protocol/PacketFactory.h>
+#include <blitz/protocol/PacketVisitor.h>
+
+#include <iostream>
+
+namespace blitz {
+namespace protocol {
+
+namespace PacketSerializer {
+
+#define VisitSerialize(ClassName)                                                                                                     \
+	void Visit(const ClassName& a_Packet) override {                                                                                  \
+		const auto& packetData = a_Packet.m_Data;                                                                                     \
+		SerializePacketData(packetData);                                                                                              \
+	}                                                                                                                                 \
+                                                                                                                                      \
+	void SerializePacketData(const ClassName::PacketDataType& a_Packet)
+
+#define VisitDeserialize(ClassName)                                                                                                   \
+	void Visit(const ClassName& a_Packet) override {                                                                                  \
+		auto packetPtr = PacketFactory::CreatePacket<ClassName>();                                                                    \
+		auto& packetData = packetPtr->m_Data;                                                                                         \
+                                                                                                                                      \
+		DeserializePacketData(packetData);                                                                                            \
+                                                                                                                                      \
+		m_Packet = std::move(packetPtr);                                                                                              \
+	}                                                                                                                                 \
+                                                                                                                                      \
+	void DeserializePacketData(ClassName::PacketDataType& a_Packet)
+
+
+class Serializer : public PacketVisitor {
+  private:
+	Nz::ByteStream& m_Buffer;
+
+  public:
+	Serializer(Nz::ByteStream& a_Buffer) : m_Buffer(a_Buffer) {}
+
+	void Serialize(const Packet& a_Packet) {
+		m_Buffer << static_cast<PacketID>(a_Packet.GetType());
+		Check(a_Packet);
+	}
+
+	VisitSerialize(packets::PlayerLogin);
+	VisitSerialize(packets::UpdateHealth);
+	VisitSerialize(packets::LoggingSuccess);
+	VisitSerialize(packets::PlayerDeath);
+	VisitSerialize(packets::PlayerJoin);
+	VisitSerialize(packets::PlayerLeave);
+	VisitSerialize(packets::PlayerList);
+	VisitSerialize(packets::PlayerStats);
+	VisitSerialize(packets::ServerConfig);
+	VisitSerialize(packets::ServerTps);
+	VisitSerialize(packets::UpdateGameState);
+	VisitSerialize(packets::KeepAlive);
+	VisitSerialize(packets::Disconnect);
+	VisitSerialize(packets::ChatMessage);
+	VisitSerialize(packets::PlayerPositionAndRotation);
+	VisitSerialize(packets::PlayerShoot);
+};
+
+class Deserializer : public PacketVisitor {
+  private:
+	Nz::ByteStream& m_Buffer;
+	PacketPtr m_Packet;
+
+  public:
+	Deserializer(Nz::ByteStream&& a_Buffer) : m_Buffer(a_Buffer) {}
+
+	bool Deserialize(const PacketPtr& a_Packet) {
+		try {
+			Check(*a_Packet.get());
+		} catch (std::exception& e) {
+			return false;
+		}
+		return true;
+	}
+
+	PacketPtr& GetPacket() {
+		return m_Packet;
+	}
+
+	VisitDeserialize(packets::PlayerLogin);
+	VisitDeserialize(packets::UpdateHealth);
+	VisitDeserialize(packets::LoggingSuccess);
+	VisitDeserialize(packets::PlayerDeath);
+	VisitDeserialize(packets::PlayerJoin);
+	VisitDeserialize(packets::PlayerLeave);
+	VisitDeserialize(packets::PlayerList);
+	VisitDeserialize(packets::PlayerStats);
+	VisitDeserialize(packets::ServerConfig);
+	VisitDeserialize(packets::ServerTps);
+	VisitDeserialize(packets::UpdateGameState);
+	VisitDeserialize(packets::KeepAlive);
+	VisitDeserialize(packets::Disconnect);
+	VisitDeserialize(packets::ChatMessage);
+	VisitDeserialize(packets::PlayerPositionAndRotation);
+	VisitDeserialize(packets::PlayerShoot);
+};
+
+
+
+
+
+Nz::ByteArray Serialize(const Packet& a_Packet) {
+	Nz::ByteArray buffer;
+	Nz::ByteStream stream(&buffer, Nz::OpenMode::Write);
+	
+	Serializer serializer(stream);
+	serializer.Serialize(a_Packet);
+
+	buffer.ShrinkToFit();
+
+	return buffer;
+}
+
+std::unique_ptr<Packet> Deserialize(Nz::ByteArray& a_Data) {
+	Nz::ByteStream stream(&a_Data, Nz::OpenMode::Read);
+
+	PacketID packetId;
+	stream >> packetId;
+
+	if (packetId >= static_cast<PacketID>(PacketType::PACKET_COUNT))
+		return nullptr;
+
+	PacketType packetType = PacketType(packetId);
+
+	// for double-dispatch
+	const PacketPtr& emptyPacket = PacketFactory::CreateReadOnlyPacket(packetType);
+
+	Deserializer deserializer(std::move(stream));
+	if (deserializer.Deserialize(emptyPacket)) {
+		PacketPtr packet = std::move(deserializer.GetPacket());
+		return packet;
+	}
+
+	return nullptr;
+}
+
+
+
+
+
+//---------------------------------------------
+// Packet serializer implementation
+//----------------------------------------------
+
+
+
+
+
+void Serializer::SerializePacketData(const data::PlayerLogin& a_Packet) {
+	m_Buffer << a_Packet.m_PlayerName;
+}
+
+void Deserializer::DeserializePacketData(data::PlayerLogin& a_Packet) {
+	m_Buffer >> a_Packet.m_PlayerName;
+}
+
+
+
+
+void Serializer::SerializePacketData(const data::UpdateHealth& a_Packet) {
+	m_Buffer << a_Packet.m_NewHealth;
+}
+
+void Deserializer::DeserializePacketData(data::UpdateHealth& a_Packet) {
+	m_Buffer >> a_Packet.m_NewHealth;
+}
+
+
+
+
+
+void Serializer::SerializePacketData(const data::LoggingSuccess& a_Packet) {}
+
+void Deserializer::DeserializePacketData(data::LoggingSuccess& a_Packet) {}
+
+
+
+
+void Serializer::SerializePacketData(const data::PlayerDeath& a_Packet) {}
+
+void Deserializer::DeserializePacketData(data::PlayerDeath& a_Packet) {}
+
+
+
+
+void Serializer::SerializePacketData(const data::PlayerJoin& a_Packet) {}
+
+void Deserializer::DeserializePacketData(data::PlayerJoin& a_Packet) {}
+
+
+
+
+void Serializer::SerializePacketData(const data::PlayerLeave& a_Packet) {}
+
+void Deserializer::DeserializePacketData(data::PlayerLeave& a_Packet) {}
+
+
+
+
+void Serializer::SerializePacketData(const data::PlayerList& a_Packet) {}
+
+void Deserializer::DeserializePacketData(data::PlayerList& a_Packet) {}
+
+
+
+
+void Serializer::SerializePacketData(const data::PlayerStats& a_Packet) {}
+
+void Deserializer::DeserializePacketData(data::PlayerStats& a_Packet) {}
+
+
+
+
+void Serializer::SerializePacketData(const data::ServerConfig& a_Packet) {}
+
+void Deserializer::DeserializePacketData(data::ServerConfig& a_Packet) {}
+
+
+
+
+void Serializer::SerializePacketData(const data::ServerTps& a_Packet) {}
+
+void Deserializer::DeserializePacketData(data::ServerTps& a_Packet) {}
+
+
+
+
+void Serializer::SerializePacketData(const data::UpdateGameState& a_Packet) {}
+
+void Deserializer::DeserializePacketData(data::UpdateGameState& a_Packet) {}
+
+
+
+
+void Serializer::SerializePacketData(const data::KeepAlive& a_Packet) {}
+
+void Deserializer::DeserializePacketData(data::KeepAlive& a_Packet) {}
+
+
+
+
+void Serializer::SerializePacketData(const data::Disconnect& a_Packet) {}
+
+void Deserializer::DeserializePacketData(data::Disconnect& a_Packet) {}
+
+
+
+
+void Serializer::SerializePacketData(const data::ChatMessage& a_Packet) {}
+
+void Deserializer::DeserializePacketData(data::ChatMessage& a_Packet) {}
+
+
+
+
+void Serializer::SerializePacketData(const data::PlayerPositionAndRotation& a_Packet) {}
+
+void Deserializer::DeserializePacketData(data::PlayerPositionAndRotation& a_Packet) {}
+
+
+
+
+void Serializer::SerializePacketData(const data::PlayerShoot& a_Packet) {}
+
+void Deserializer::DeserializePacketData(data::PlayerShoot& a_Packet) {}
+
+
+
+
+
+}  // namespace PacketSerializer
+}  // namespace protocol
+}  // namespace blitz

src/blitz/protocol/PacketVisitor.cpp

@@ -0,0 +1,11 @@
+#include <blitz/protocol/PacketVisitor.h>
+
+namespace blitz {
+namespace protocol {
+
+void PacketVisitor::Check(const Packet& a_Packet) {
+	a_Packet.Accept(*this);
+}
+
+}  // namespace protocol
+}  // namespace blitz

src/blitz/protocol/Packets.cpp

@@ -0,0 +1,18 @@
+#define BLITZ_INSTANCIATE_PACKETS
+#include <blitz/protocol/Packets.h>
+
+#include <blitz/protocol/PacketVisitor.h>
+
+namespace blitz {
+namespace protocol {
+
+template <PacketType PT, typename Data>
+packets::ConcretePacket<PT, Data>::ConcretePacket(const PacketDataType& a_Data) : m_Data(a_Data) {}
+
+template <PacketType PT, typename Data>
+void packets::ConcretePacket<PT, Data>::Accept(PacketVisitor& a_Visitor) const {
+	a_Visitor.Visit(*this);
+}
+
+}  // namespace protocol
+}  // namespace blitz

src/blitz/utils/Test.cpp

@@ -0,0 +1,14 @@
+#include <blitz/utils/Test.h>
+#include <blitz/common/Format.h>
+#include <blitz/common/Log.h>
+
+namespace blitz {
+namespace test {
+
+void LogAssert(const char* expression, const char* file, int line, const char* function) {
+	LogE(Format("%s:%i: %s: Assertion failed !", file, line, function));
+	LogE(Format("    %i  |\t%s;", line, expression));
+}
+
+}  // namespace utils
+}  // namespace blitz

test/blitz/protocol/PacketFactory_test.cpp

@@ -0,0 +1,15 @@
+#include <blitz/protocol/PacketFactory.h>
+
+static int Test() {
+    for (std::size_t i = 0; i < static_cast<int>(blitz::protocol::PacketType::PACKET_COUNT); i++) {
+        blitz::protocol::PacketType packetType = blitz::protocol::PacketType(i);
+
+        if (blitz::protocol::PacketFactory::CreateReadOnlyPacket(packetType)->GetType() != packetType)
+            return 1;
+    }
+    return 0;
+}
+
+int main() {
+    return Test();
+}

test/blitz/protocol/PacketSerializer_test.cpp

@@ -0,0 +1,23 @@
+#include <blitz/protocol/PacketSerializer.h>
+
+#include <blitz/protocol/PacketFactory.h>
+#include <blitz/utils/Test.h>
+
+static int Test() {
+    for (std::size_t i = 0; i < static_cast<std::size_t>(blitz::protocol::PacketType::PACKET_COUNT); i++) {
+        const auto& packet = blitz::protocol::PacketFactory::CreateReadOnlyPacket(blitz::protocol::PacketType(i));
+
+        Nz::ByteArray buffer = blitz::protocol::PacketSerializer::Serialize(*packet.get());
+
+        blitz::protocol::PacketPtr packet2 = blitz::protocol::PacketSerializer::Deserialize(buffer);
+
+        blitz_test_assert(packet2 != nullptr);
+
+        blitz_test_assert(packet2->GetType() == packet->GetType());
+    }
+    return 0;
+}
+
+int main() {
+    return Test();
+}

xmake.lua

@@ -4,13 +4,44 @@ add_repositories("nazara-repo https://github.com/NazaraEngine/xmake-repo.git")
 add_requires("nazaraengine", { debug = is_mode("debug") })
 
 set_languages("c++20")
+set_warnings("all")
+
+target("BlitzLib")
+    set_kind("static")
+    add_files("src/blitz/**.cpp")
+    add_includedirs("include")
+    add_packages("nazaraengine")
 
 target("Blitz2")
     set_kind("binary")
     add_files("src/*.cpp")
     add_packages("nazaraengine")
+    add_includedirs("include")
+    add_deps("BlitzLib")
     set_rundir(".")
 
+
+
+-- Tests were introduced in that version
+set_xmakever("2.8.5")
+
+-- Tests
+for _, file in ipairs(os.files("test/**.cpp")) do
+    local name = path.basename(file)
+    target(name)
+        set_kind("binary")
+
+        add_includedirs("include", "test")
+        add_files(file)
+
+        set_default(false)
+
+        add_deps("BlitzLib")
+        add_packages("nazaraengine")
+
+        add_tests("compile_and_run")
+end
+
 --
 -- If you want to known more usage about xmake, please see https://xmake.io
 --