Add StyxSerializer C++ tests

Author: vshcryabets

.vscode/settings.json

@@ -84,7 +84,8 @@
         "regex": "cpp",
         "stack": "cpp",
         "__node_handle": "cpp",
-        "__bit_reference": "cpp"
+        "__bit_reference": "cpp",
+        "__config": "cpp"
     },
     "cmake.sourceDirectory": "${workspaceFolder}/linux/"
 }

java/v2styx-lib/src/main/java/com/v2soft/styxlib/l5/serialization/IDataSerializer.java

@@ -7,7 +7,7 @@
 
 public interface IDataSerializer {
     int BASE_BINARY_SIZE = 7;
-
+    int getMessageSize(StyxMessage message);
     void serialize(StyxMessage message, IBufferWriter output) throws StyxException;
     void serializeStat(StyxStat stat, IBufferWriter output) throws StyxException;
     int getStatSerializedSize(StyxStat stat);

java/v2styx-lib/src/main/java/com/v2soft/styxlib/l5/serialization/impl/StyxSerializerImpl.java

@@ -20,7 +20,8 @@
 import java.util.List;
 
 public class StyxSerializerImpl implements IDataSerializer {
-    protected int getMessageSize(StyxMessage message) {
+    @Override
+    public int getMessageSize(StyxMessage message) {
         var size = IDataSerializer.BASE_BINARY_SIZE;
         if (message instanceof StyxTMessageFID) {
             size += 4;

native/V2StyxLib/modules/l5/CMakeLists.txt

@@ -5,6 +5,9 @@ if(BUILD_MODULE_L5)
         src/BufferWriterImpl.cpp
         src/BufferReaderImpl.cpp
         src/StyxMessage.cpp
+        src/StyxSerializerImpl.cpp
+        src/StyxQID.cpp
+        src/StyxStat.cpp
     )
     target_include_directories(module_l5 PUBLIC
         $<INSTALL_INTERFACE:include>
@@ -14,6 +17,7 @@ if(BUILD_MODULE_L5)
     add_executable(module_l5_tests
         test/test_BufferWriterImpl.cpp
         test/test_BufferReaderImpl.cpp
+        test/test_StyxSerializerImpl.cpp
         )
     target_include_directories(module_l5_tests PRIVATE ./include/)
     target_link_libraries(module_l5_tests PRIVATE Catch2::Catch2WithMain module_l5)

native/V2StyxLib/modules/l5/include/serialization/BufferReaderImpl.h

@@ -1,7 +1,7 @@
 #pragma once
 #include "serialization/IBufferReader.h"
 
-class BufferReaderImpl : public IBufferReader {
+class BufferReaderImpl : public styxlib::serialization::IBufferReader {
 private:
     const StyxBuffer buffer;
     Styx::Size position;

native/V2StyxLib/modules/l5/include/serialization/IBufferReader.h

@@ -2,13 +2,16 @@
 #include <cstdint>
 #include "data.h"
 
-class IBufferReader {
-public:
-    virtual ~IBufferReader() = default;
-    virtual uint8_t readUInt8() = 0;
-    virtual uint16_t readUInt16() = 0;
-    virtual uint32_t readUInt32() = 0;
-    virtual uint64_t readUInt64() = 0;
-    virtual StyxString readUTFString() = 0;
-    virtual Styx::Size read(uint8_t* data, Styx::Size count) = 0;
-};
+namespace styxlib::serialization {
+    
+    class IBufferReader {
+    public:
+        virtual ~IBufferReader() = default;
+        virtual uint8_t readUInt8() = 0;
+        virtual uint16_t readUInt16() = 0;
+        virtual uint32_t readUInt32() = 0;
+        virtual uint64_t readUInt64() = 0;
+        virtual StyxString readUTFString() = 0;
+        virtual Styx::Size read(uint8_t* data, Styx::Size count) = 0;
+    };
+}

native/V2StyxLib/modules/l5/include/serialization/IDataSerializer.h

@@ -1,11 +1,12 @@
 #pragma once
-#include "l5/messages/StyxMessage.h"
-#include "l5/structs/StyxStat.h"
-#include "l5/serialization/IBufferWritter.h"
+#include "messages/StyxMessage.h"
+#include "structs/StyxStat.h"
+#include "serialization/IBufferWriter.h"
 
 class IDataSerializer {
 public:
-    virtual void serialize(const StyxMessage &message, IBufferWriter *output) = 0;
+    virtual void serialize(const styxlib::messages::StyxMessage &message, 
+        IBufferWriter *output) = 0;
     virtual void serializeStat(const StyxStat &stat, IBufferWriter *output) = 0;
     virtual int getStatSerializedSize(const StyxStat &stat) = 0;
     virtual int getQidSize() = 0;

native/V2StyxLib/modules/l5/include/serialization/StyxSerializerImpl.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include "serialization/IDataSerializer.h"
+
+class StyxSerializerImpl : public IDataSerializer {
+public:
+    StyxSerializerImpl() = default;
+    ~StyxSerializerImpl() = default;
+    void serialize(const styxlib::messages::StyxMessage &message, 
+        IBufferWriter *output) override;
+    void serializeStat(const StyxStat &stat, IBufferWriter *output) override;
+    int getStatSerializedSize(const StyxStat &stat) override;
+    int getQidSize() override;
+    void serializeQid(const StyxQID &qid, IBufferWriter *output) override;
+};

native/V2StyxLib/modules/l5/include/structs/StyxQID.h

@@ -3,8 +3,12 @@
 #include <cstdint>
 
 struct StyxQID {
-public:
     uint8_t type;
     uint32_t version;
     uint64_t path;
-};
+
+    constexpr StyxQID(uint8_t t, uint32_t v, uint64_t p)
+        : type(t), version(v), path(p) {}
+
+    const static StyxQID EMPTY;
+};

native/V2StyxLib/modules/l5/include/structs/StyxStat.h

@@ -1,6 +1,6 @@
 #pragma once
-#include "l5/structs/StyxQID.h"
-#include "l5/data.h"
+#include "structs/StyxQID.h"
+#include "data.h"
 
 struct StyxStat {
     int type; //for kernel use
@@ -14,4 +14,6 @@ struct StyxStat {
     StyxString userName; //owner name
     StyxString groupName; //group name
     StyxString modificationUser; //name of the user who last modified the file
+
+    const static StyxStat EMPTY;
 };