Update release

Import/GacUI.UnitTest.UI.h

@@ -38,7 +38,6 @@ https://github.com/vczh-libraries
 
 namespace vl_workflow_global
 {
-	struct __vwsnf10_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize_;
 	struct __vwsnf1_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize_;
 	struct __vwsnf2_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize_;
 	struct __vwsnf3_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize_;
@@ -53,8 +52,7 @@ namespace vl_workflow_global
 	class __vwsnc3_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize__vl_reflection_description_IValueSubscription;
 	class __vwsnc4_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize__vl_reflection_description_IValueSubscription;
 	class __vwsnc5_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize__vl_reflection_description_IValueSubscription;
-	class __vwsnc6_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize__vl_reflection_description_IValueSubscription;
+	class __vwsnc6_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerStrings___vwsn_ls_en_US_BuildStrings__gaclib_controls_IUnitTestSnapshotViewerStringsStrings;
-	class __vwsnc7_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerStrings___vwsn_ls_en_US_BuildStrings__gaclib_controls_IUnitTestSnapshotViewerStringsStrings;
 }
 
 namespace __vwsn_enums
@@ -101,7 +99,6 @@ namespace gaclib_controls
 	public:
 		virtual ::vl::WString GetName() = 0;
 		virtual ::vl::WString GetElementsAsJsonText() = 0;
-		virtual ::vl::WString GetCommandsAsJsonText() = 0;
 		virtual ::vl::WString GetDomAsJsonText() = 0;
 	};
 
@@ -125,7 +122,7 @@ namespace gaclib_controls
 
 	class UnitTestSnapshotViewerStrings : public ::vl::Object, public ::vl::reflection::Description<UnitTestSnapshotViewerStrings>
 	{
-		friend class ::vl_workflow_global::__vwsnc7_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerStrings___vwsn_ls_en_US_BuildStrings__gaclib_controls_IUnitTestSnapshotViewerStringsStrings;
+		friend class ::vl_workflow_global::__vwsnc6_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerStrings___vwsn_ls_en_US_BuildStrings__gaclib_controls_IUnitTestSnapshotViewerStringsStrings;
 #ifdef VCZH_DESCRIPTABLEOBJECT_WITH_METADATA
 		friend struct ::vl::reflection::description::CustomTypeDescriptorSelector<UnitTestSnapshotViewerStrings>;
 #endif
@@ -143,8 +140,6 @@ namespace gaclib_controls
 		friend class ::vl_workflow_global::__vwsnc3_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize__vl_reflection_description_IValueSubscription;
 		friend class ::vl_workflow_global::__vwsnc4_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize__vl_reflection_description_IValueSubscription;
 		friend class ::vl_workflow_global::__vwsnc5_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize__vl_reflection_description_IValueSubscription;
-		friend class ::vl_workflow_global::__vwsnc6_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize__vl_reflection_description_IValueSubscription;
-		friend struct ::vl_workflow_global::__vwsnf10_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize_;
 		friend struct ::vl_workflow_global::__vwsnf1_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize_;
 		friend struct ::vl_workflow_global::__vwsnf2_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize_;
 		friend struct ::vl_workflow_global::__vwsnf3_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize_;
@@ -158,8 +153,11 @@ namespace gaclib_controls
 		friend struct ::vl::reflection::description::CustomTypeDescriptorSelector<UnitTestSnapshotViewerWindowConstructor>;
 #endif
 	protected:
-		::gaclib_controls::UnitTestSnapshotViewerWindow* self;
 		::vl::Ptr<::gaclib_controls::IUnitTestSnapshotViewerViewModel> ViewModel;
+		::gaclib_controls::UnitTestSnapshotViewerWindow* self;
+		::vl::presentation::controls::GuiBindableTreeView* treeViewFileNodes;
+		::vl::presentation::controls::GuiBindableTextList* textListFrames;
+		::vl::presentation::controls::GuiScrollContainer* scRendering;
 		::vl::presentation::compositions::GuiTableComposition* __vwsn_precompile_0;
 		::vl::presentation::compositions::GuiColumnSplitterComposition* __vwsn_precompile_1;
 		::vl::presentation::compositions::GuiColumnSplitterComposition* __vwsn_precompile_2;
@@ -181,12 +179,6 @@ namespace gaclib_controls
 		::vl::presentation::controls::GuiTabPage* __vwsn_precompile_18;
 		::vl::presentation::controls::GuiMultilineTextBox* __vwsn_precompile_19;
 		::vl::presentation::compositions::GuiBoundsComposition* __vwsn_precompile_20;
-		::vl::presentation::controls::GuiTabPage* __vwsn_precompile_21;
-		::vl::presentation::controls::GuiMultilineTextBox* __vwsn_precompile_22;
-		::vl::presentation::compositions::GuiBoundsComposition* __vwsn_precompile_23;
-		::vl::presentation::controls::GuiBindableTreeView* treeViewFileNodes;
-		::vl::presentation::controls::GuiBindableTextList* textListFrames;
-		::vl::presentation::controls::GuiScrollContainer* scRendering;
 		void __vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize(::gaclib_controls::UnitTestSnapshotViewerWindow* __vwsn_this_);
 	public:
 		UnitTestSnapshotViewerWindowConstructor();
@@ -200,8 +192,6 @@ namespace gaclib_controls
 		friend class ::vl_workflow_global::__vwsnc3_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize__vl_reflection_description_IValueSubscription;
 		friend class ::vl_workflow_global::__vwsnc4_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize__vl_reflection_description_IValueSubscription;
 		friend class ::vl_workflow_global::__vwsnc5_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize__vl_reflection_description_IValueSubscription;
-		friend class ::vl_workflow_global::__vwsnc6_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize__vl_reflection_description_IValueSubscription;
-		friend struct ::vl_workflow_global::__vwsnf10_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize_;
 		friend struct ::vl_workflow_global::__vwsnf1_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize_;
 		friend struct ::vl_workflow_global::__vwsnf2_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize_;
 		friend struct ::vl_workflow_global::__vwsnf3_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize_;
@@ -251,15 +241,6 @@ namespace vl_workflow_global
 Closures
 ***********************************************************************/
 
-	struct __vwsnf10_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize_
-	{
-		::gaclib_controls::UnitTestSnapshotViewerWindowConstructor* __vwsnthis_0;
-
-		__vwsnf10_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize_(::gaclib_controls::UnitTestSnapshotViewerWindowConstructor* __vwsnctorthis_0);
-
-		void operator()(const ::vl::reflection::description::Value& __vwsn_value_) const;
-	};
-
 	struct __vwsnf1_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize_
 	{
 		::gaclib_controls::UnitTestSnapshotViewerWindowConstructor* __vwsnthis_0;
@@ -397,29 +378,11 @@ Closures
 
 	class __vwsnc4_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize__vl_reflection_description_IValueSubscription : public ::vl::Object, public virtual ::vl::reflection::description::IValueSubscription
 	{
-	public:
-		::gaclib_controls::UnitTestSnapshotViewerWindowConstructor* __vwsnthis_0;
-
-		__vwsnc4_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize__vl_reflection_description_IValueSubscription(::gaclib_controls::UnitTestSnapshotViewerWindowConstructor* __vwsnctorthis_0);
-
-		::vl::presentation::controls::GuiBindableTextList* __vwsn_bind_cache_0 = nullptr;
-		::vl::Ptr<::vl::reflection::description::IEventHandler> __vwsn_bind_handler_0_0;
-		bool __vwsn_bind_opened_ = false;
-		bool __vwsn_bind_closed_ = false;
-		void __vwsn_bind_activator_();
-		void __vwsn_bind_callback_0_0(::vl::presentation::compositions::GuiGraphicsComposition* __vwsn_bind_callback_argument_0, ::vl::presentation::compositions::GuiEventArgs* __vwsn_bind_callback_argument_1);
-		bool Open() override;
-		bool Update() override;
-		bool Close() override;
-	};
-
-	class __vwsnc5_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize__vl_reflection_description_IValueSubscription : public ::vl::Object, public virtual ::vl::reflection::description::IValueSubscription
-	{
 	public:
 		::gaclib_controls::UnitTestSnapshotViewerWindow* __vwsn_this_;
 		::gaclib_controls::UnitTestSnapshotViewerWindowConstructor* __vwsnthis_0;
 
-		__vwsnc5_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize__vl_reflection_description_IValueSubscription(::gaclib_controls::UnitTestSnapshotViewerWindow* __vwsnctor___vwsn_this_, ::gaclib_controls::UnitTestSnapshotViewerWindowConstructor* __vwsnctorthis_0);
+		__vwsnc4_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize__vl_reflection_description_IValueSubscription(::gaclib_controls::UnitTestSnapshotViewerWindow* __vwsnctor___vwsn_this_, ::gaclib_controls::UnitTestSnapshotViewerWindowConstructor* __vwsnctorthis_0);
 
 		::gaclib_controls::UnitTestSnapshotViewerWindow* __vwsn_bind_cache_0 = nullptr;
 		::vl::Ptr<::vl::reflection::description::IEventHandler> __vwsn_bind_handler_0_0;
@@ -432,12 +395,12 @@ Closures
 		bool Close() override;
 	};
 
-	class __vwsnc6_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize__vl_reflection_description_IValueSubscription : public ::vl::Object, public virtual ::vl::reflection::description::IValueSubscription
+	class __vwsnc5_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize__vl_reflection_description_IValueSubscription : public ::vl::Object, public virtual ::vl::reflection::description::IValueSubscription
 	{
 	public:
 		::gaclib_controls::UnitTestSnapshotViewerWindowConstructor* __vwsnthis_0;
 
-		__vwsnc6_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize__vl_reflection_description_IValueSubscription(::gaclib_controls::UnitTestSnapshotViewerWindowConstructor* __vwsnctorthis_0);
+		__vwsnc5_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerWindowConstructor___vwsn_gaclib_controls_UnitTestSnapshotViewerWindow_Initialize__vl_reflection_description_IValueSubscription(::gaclib_controls::UnitTestSnapshotViewerWindowConstructor* __vwsnctorthis_0);
 
 		::vl::presentation::controls::GuiApplication* __vwsn_bind_cache_0 = nullptr;
 		::vl::Ptr<::vl::reflection::description::IEventHandler> __vwsn_bind_handler_0_0;
@@ -450,10 +413,10 @@ Closures
 		bool Close() override;
 	};
 
-	class __vwsnc7_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerStrings___vwsn_ls_en_US_BuildStrings__gaclib_controls_IUnitTestSnapshotViewerStringsStrings : public ::vl::Object, public virtual ::gaclib_controls::IUnitTestSnapshotViewerStringsStrings
+	class __vwsnc6_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerStrings___vwsn_ls_en_US_BuildStrings__gaclib_controls_IUnitTestSnapshotViewerStringsStrings : public ::vl::Object, public virtual ::gaclib_controls::IUnitTestSnapshotViewerStringsStrings
 	{
 	public:
-		__vwsnc7_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerStrings___vwsn_ls_en_US_BuildStrings__gaclib_controls_IUnitTestSnapshotViewerStringsStrings();
+		__vwsnc6_GuiUnitTestSnapshotViewer_gaclib_controls_UnitTestSnapshotViewerStrings___vwsn_ls_en_US_BuildStrings__gaclib_controls_IUnitTestSnapshotViewerStringsStrings();
 
 		::vl::WString WindowTitle() override;
 	};
@@ -495,8 +458,8 @@ https://github.com/vczh-libraries
 
 namespace vl::presentation::remoteprotocol
 {
-	struct RenderingFrame;
+	struct UnitTest_RenderingFrame;
-	struct RenderingTrace;
+	struct UnitTest_RenderingTrace;
 }
 
 namespace vl::presentation::unittest
@@ -515,8 +478,8 @@ namespace vl::presentation::unittest
 		Ptr<gaclib_controls::IUnitTestSnapshotFileNode>		GetRootNode() override;
 	};
 
-	extern const remoteprotocol::RenderingTrace&	GetRenderingTrace(Ptr<gaclib_controls::IUnitTestSnapshotFileNode> node);
+	extern const remoteprotocol::UnitTest_RenderingTrace&	GetRenderingTrace(Ptr<gaclib_controls::IUnitTestSnapshotFileNode> node);
-	extern const remoteprotocol::RenderingFrame&	GetRenderingFrame(Ptr<gaclib_controls::IUnitTestSnapshotFrame> frame);
+	extern const remoteprotocol::UnitTest_RenderingFrame&	GetRenderingFrame(Ptr<gaclib_controls::IUnitTestSnapshotFrame> frame);
 }
 
 /***********************************************************************

Import/GacUI.UnitTest.UIReflection.cpp

@@ -64,11 +64,9 @@ namespace vl
 
 			BEGIN_INTERFACE_MEMBER(::gaclib_controls::IUnitTestSnapshotFrame)
 				CLASS_MEMBER_BASE(::vl::reflection::IDescriptable)
-				CLASS_MEMBER_METHOD(GetCommandsAsJsonText, NO_PARAMETER)
 				CLASS_MEMBER_METHOD(GetDomAsJsonText, NO_PARAMETER)
 				CLASS_MEMBER_METHOD(GetElementsAsJsonText, NO_PARAMETER)
 				CLASS_MEMBER_METHOD(GetName, NO_PARAMETER)
-				CLASS_MEMBER_PROPERTY_READONLY(CommandsAsJsonText, GetCommandsAsJsonText)
 				CLASS_MEMBER_PROPERTY_READONLY(DomAsJsonText, GetDomAsJsonText)
 				CLASS_MEMBER_PROPERTY_READONLY(ElementsAsJsonText, GetElementsAsJsonText)
 				CLASS_MEMBER_PROPERTY_READONLY(Name, GetName)
@@ -133,9 +131,6 @@ namespace vl
 				CLASS_MEMBER_FIELD(__vwsn_precompile_19)
 				CLASS_MEMBER_FIELD(__vwsn_precompile_2)
 				CLASS_MEMBER_FIELD(__vwsn_precompile_20)
-				CLASS_MEMBER_FIELD(__vwsn_precompile_21)
-				CLASS_MEMBER_FIELD(__vwsn_precompile_22)
-				CLASS_MEMBER_FIELD(__vwsn_precompile_23)
 				CLASS_MEMBER_FIELD(__vwsn_precompile_3)
 				CLASS_MEMBER_FIELD(__vwsn_precompile_4)
 				CLASS_MEMBER_FIELD(__vwsn_precompile_5)

Import/GacUI.UnitTest.UIReflection.h

@@ -86,10 +86,6 @@ namespace vl
 			END_INTERFACE_PROXY(::gaclib_controls::IUnitTestSnapshotFileNode)
 
 			BEGIN_INTERFACE_PROXY_NOPARENT_SHAREDPTR(::gaclib_controls::IUnitTestSnapshotFrame)
-				::vl::WString GetCommandsAsJsonText() override
-				{
-					INVOKEGET_INTERFACE_PROXY_NOPARAMS(GetCommandsAsJsonText);
-				}
 				::vl::WString GetDomAsJsonText() override
 				{
 					INVOKEGET_INTERFACE_PROXY_NOPARAMS(GetDomAsJsonText);

Import/GacUI.UnitTest.cpp

@@ -146,9 +146,167 @@ File GacUIUnitTest_PrepareSnapshotFile(const WString& appName, const WString& ex
 #undef ERROR_MESSAGE_PREFIX
 }
 
+void GacUIUnitTest_WriteSnapshotFileIfChanged(File& snapshotFile, const WString& textLog)
+{
+#define ERROR_MESSAGE_PREFIX L"GacUIUnitTest_WriteSnapshotFileIfChanged(File&, const WString&)#"
+	bool skipWriting = false;
+	if (snapshotFile.Exists())
+	{
+		auto previousLog = snapshotFile.ReadAllTextByBom();
+		if (previousLog == textLog)
+		{
+			skipWriting = true;
+		}
+	}
+	if (!skipWriting)
+	{
+		bool succeeded = snapshotFile.WriteAllText(textLog, true, stream::BomEncoder::Utf8);
+		CHECK_ERROR(succeeded, ERROR_MESSAGE_PREFIX L"Failed to write the snapshot file.");
+	}
+#undef ERROR_MESSAGE_PREFIX
+}
+
+void GacUIUnitTest_LogUI(const WString& appName, UnitTestRemoteProtocol& unitTestProtocol)
+{
+#define ERROR_MESSAGE_PREFIX L"GacUIUnitTest_LogUI(const WString&, UnitTestRemoteProtocol&)#"
+	File snapshotFile = GacUIUnitTest_PrepareSnapshotFile(appName, WString::Unmanaged(L".json"));
+
+	JsonFormatting formatting;
+	formatting.spaceAfterColon = true;
+	formatting.spaceAfterComma = true;
+	formatting.crlf = true;
+	formatting.compact = true;
+
+	auto jsonLog = remoteprotocol::ConvertCustomTypeToJson(unitTestProtocol.GetLoggedTrace());
+	auto textLog = JsonToString(jsonLog, formatting);
+	{
+		remoteprotocol::UnitTest_RenderingTrace deserialized;
+		remoteprotocol::ConvertJsonToCustomType(jsonLog, deserialized);
+		auto jsonLog2 = remoteprotocol::ConvertCustomTypeToJson(deserialized);
+		auto textLog2 = JsonToString(jsonLog2, formatting);
+		CHECK_ERROR(textLog == textLog2, ERROR_MESSAGE_PREFIX L"Serialization and deserialization doesn't match.");
+	}
+
+	GacUIUnitTest_WriteSnapshotFileIfChanged(snapshotFile, textLog);
+#undef ERROR_MESSAGE_PREFIX
+}
+
+void GacUIUnitTest_LogCommands(const WString& appName, UnitTestRemoteProtocol& unitTestProtocol)
+{
+	File snapshotFile = GacUIUnitTest_PrepareSnapshotFile(appName, WString::Unmanaged(L"[commands].txt"));
+
+	JsonFormatting formatting;
+	formatting.spaceAfterColon = true;
+	formatting.spaceAfterComma = true;
+	formatting.crlf = false;
+	formatting.compact = true;
+
+	auto textLog = stream::GenerateToStream([&unitTestProtocol, &formatting](stream::TextWriter& writer)
+	{
+		auto&& loggedFrames = unitTestProtocol.GetLoggedFrames();
+		for (auto loggedFrame : loggedFrames)
+		{
+			writer.WriteLine(L"========================================");
+			writer.WriteLine(itow(loggedFrame->frameId));
+			writer.WriteLine(L"========================================");
+			for (auto&& commandLog : loggedFrame->renderingCommandsLog)
+			{
+				writer.WriteLine(commandLog);
+			}
+		};
+	});
+
+	GacUIUnitTest_WriteSnapshotFileIfChanged(snapshotFile, textLog);
+}
+
+void GacUIUnitTest_LogDiffs(const WString& appName, UnitTestRemoteProtocol& unitTestProtocol)
+{
+	File snapshotFile = GacUIUnitTest_PrepareSnapshotFile(appName, WString::Unmanaged(L"[diffs].txt"));
+
+	JsonFormatting formatting;
+	formatting.spaceAfterColon = true;
+	formatting.spaceAfterComma = true;
+	formatting.crlf = false;
+	formatting.compact = true;
+
+	auto textLog = stream::GenerateToStream([&unitTestProtocol, &formatting](stream::TextWriter& writer)
+	{
+		Ptr<RenderingDom> dom;
+		DomIndex domIndex;
+		auto&& loggedFrames = unitTestProtocol.GetLoggedFrames();
+		for (auto loggedFrame : loggedFrames)
+		{
+			writer.WriteLine(L"========================================");
+			writer.WriteLine(itow(loggedFrame->frameId));
+			writer.WriteLine(L"========================================");
+
+			if (!dom)
+			{
+				dom = loggedFrame->renderingDom;
+				BuildDomIndex(dom, domIndex);
+
+				List<Pair<vint, Ptr<RenderingDom>>> lines;
+				lines.Add({ 0,dom });
+				for (vint i = 0; i < lines.Count(); i++)
+				{
+					for (vint j = 0; j < lines[i].key; j++)
+					{
+						writer.WriteString(L"  ");
+					}
+
+					auto line = lines[i].value;
+					writer.WriteString(itow(line->id));
+					writer.WriteString(L": ");
+
+					auto jsonLog = remoteprotocol::ConvertCustomTypeToJson(line->content);
+					writer.WriteLine(JsonToString(jsonLog, formatting));
+
+					if (line->children)
+					{
+						for (auto child : *line->children.Obj())
+						{
+							lines.Add({ lines[i].key + 1,child });
+						}
+					}
+				}
+			}
+			else
+			{
+				DomIndex nextDomIndex;
+				BuildDomIndex(loggedFrame->renderingDom, nextDomIndex);
+
+				Ptr<List<RenderingDom_Diff>> diffList;
+				if (loggedFrame->renderingDiffs)
+				{
+					diffList = loggedFrame->renderingDiffs.Value().diffsInOrder;
+				}
+				else
+				{
+					RenderingDom_DiffsInOrder diffs;
+					DiffDom(dom, domIndex, loggedFrame->renderingDom, nextDomIndex, diffs);
+					diffList = diffs.diffsInOrder;
+				}
+
+				if (diffList)
+				{
+					for (auto&& diff : *diffList.Obj())
+					{
+						auto jsonLog = remoteprotocol::ConvertCustomTypeToJson(diff);
+						writer.WriteLine(JsonToString(jsonLog, formatting));
+					}
+				}
+
+				dom = loggedFrame->renderingDom;
+				domIndex = std::move(nextDomIndex);
+			}
+		};
+	});
+
+	GacUIUnitTest_WriteSnapshotFileIfChanged(snapshotFile, textLog);
+}
+
 void GacUIUnitTest_Start(const WString& appName, Nullable<UnitTestScreenConfig> config)
 {
-#define ERROR_MESSAGE_PREFIX L"GacUIUnitTest_Start(const WString&, Nullable<UnitTestScreenConfig>)#"
 	UnitTestScreenConfig globalConfig;
 	if (config)
 	{
@@ -159,50 +317,131 @@ void GacUIUnitTest_Start(const WString& appName, Nullable<UnitTestScreenConfig>
 		globalConfig.FastInitialize(1024, 768);
 	}
 
+	// Renderer
 	UnitTestRemoteProtocol unitTestProtocol(appName, globalConfig);
-	repeatfiltering::GuiRemoteProtocolFilterVerifier verifierProtocol(unitTestProtocol.GetProtocol());
+	auto jsonParser = Ptr(new glr::json::Parser);
+
+	// Data Processing in Renderer
+	channeling::GuiRemoteJsonChannelFromProtocol channelReceiver(unitTestProtocol.GetProtocol());
+	channeling::GuiRemoteJsonChannelStringDeserializer channelJsonDeserializer(&channelReceiver, jsonParser);
+	channeling::GuiRemoteUtfStringChannelDeserializer<wchar_t, char8_t> channelUtf8Deserializer(&channelJsonDeserializer);
+
+	// Boundary between Binaries
+
+	// Data Processing in Core
+	channeling::GuiRemoteUtfStringChannelSerializer<wchar_t, char8_t> channelUtf8Serializer(&channelUtf8Deserializer);
+	channeling::GuiRemoteJsonChannelStringSerializer channelJsonSerializer(&channelUtf8Serializer, jsonParser);
+
+	// Boundary between threads
+
+	channeling::GuiRemoteProtocolFromJsonChannel channelSender(&channelJsonSerializer);
+
+	// Core
+	repeatfiltering::GuiRemoteProtocolFilterVerifier verifierProtocol(
+		globalConfig.useChannel == UnitTestRemoteChannel::None
+		? unitTestProtocol.GetProtocol()
+		: &channelSender
+		);
 	repeatfiltering::GuiRemoteProtocolFilter filteredProtocol(&verifierProtocol);
+	GuiRemoteProtocolDomDiffConverter diffConverterProtocol(&filteredProtocol);
 
 	UnitTestContextImpl unitTestContext(&unitTestProtocol);
 	guiMainUnitTestContext = &unitTestContext;
-	SetupRemoteNativeController(&filteredProtocol);
+	SetupRemoteNativeController(
+		globalConfig.useDomDiff
+		? static_cast<IGuiRemoteProtocol*>(&diffConverterProtocol)
+		: &filteredProtocol
+		);
 	GacUIUnitTest_SetGuiMainProxy({});
 
+	GacUIUnitTest_LogUI(appName, unitTestProtocol);
+	if (!globalConfig.useDomDiff)
 	{
-		File snapshotFile = GacUIUnitTest_PrepareSnapshotFile(appName, WString::Unmanaged(L".json"));
+		GacUIUnitTest_LogCommands(appName, unitTestProtocol);
-
-		JsonFormatting formatting;
-		formatting.spaceAfterColon = true;
-		formatting.spaceAfterComma = true;
-		formatting.crlf = true;
-		formatting.compact = true;
-
-		auto jsonLog = remoteprotocol::ConvertCustomTypeToJson(unitTestProtocol.GetLoggedTrace());
-		auto textLog = JsonToString(jsonLog, formatting);
-		{
-			remoteprotocol::RenderingTrace deserialized;
-			remoteprotocol::ConvertJsonToCustomType(jsonLog, deserialized);
-			auto jsonLog2 = remoteprotocol::ConvertCustomTypeToJson(deserialized);
-			auto textLog2 = JsonToString(jsonLog2, formatting);
-			CHECK_ERROR(textLog == textLog2, ERROR_MESSAGE_PREFIX L"Serialization and deserialization doesn't match.");
-		}
-
-		bool skipWriting = false;
-		if (snapshotFile.Exists())
-		{
-			auto previousLog = snapshotFile.ReadAllTextByBom();
-			if (previousLog == textLog)
-			{
-				skipWriting = true;
-			}
-		}
-		if (!skipWriting)
-		{
-			bool succeeded = snapshotFile.WriteAllText(textLog, true, stream::BomEncoder::Utf8);
-			CHECK_ERROR(succeeded, ERROR_MESSAGE_PREFIX L"Failed to write the snapshot file.");
-		}
 	}
-#undef ERROR_MESSAGE_PREFIX
+	GacUIUnitTest_LogDiffs(appName, unitTestProtocol);
+}
+
+template<typename T>
+void RunInNewThread(T&& threadProc)
+{
+	Thread::CreateAndStart([threadProc]()
+	{
+		try
+		{
+			threadProc();
+		}
+		catch (const Exception& e)
+		{
+			(void)e;
+			throw;
+		}
+		catch (const Error& e)
+		{
+			(void)e;
+			throw;
+		}
+	});
+}
+
+void GacUIUnitTest_StartAsync(const WString& appName, Nullable<UnitTestScreenConfig> config)
+{
+	TEST_ASSERT(config && config.Value().useChannel == UnitTestRemoteChannel::Async);
+
+	// Renderer
+	UnitTestRemoteProtocol unitTestProtocol(appName, config.Value());
+	auto jsonParser = Ptr(new glr::json::Parser);
+
+	// Data Processing in Renderer
+	channeling::GuiRemoteJsonChannelFromProtocol channelReceiver(unitTestProtocol.GetProtocol());
+	channeling::GuiRemoteJsonChannelStringDeserializer channelJsonDeserializer(&channelReceiver, jsonParser);
+	channeling::GuiRemoteUtfStringChannelDeserializer<wchar_t, char8_t> channelUtf8Deserializer(&channelJsonDeserializer);
+
+	// Boundary between Binaries
+
+	// Data Processing in Core
+	channeling::GuiRemoteUtfStringChannelSerializer<wchar_t, char8_t> channelUtf8Serializer(&channelUtf8Deserializer);
+	channeling::GuiRemoteJsonChannelStringSerializer channelJsonSerializer(&channelUtf8Serializer, jsonParser);
+
+	// Boundary between threads
+
+	channeling::GuiRemoteProtocolAsyncJsonChannelSerializer asyncChannelSender;
+	asyncChannelSender.Start(
+		&channelJsonSerializer,
+		[&unitTestProtocol, config](channeling::GuiRemoteProtocolAsyncJsonChannelSerializer* channel)
+		{
+			channeling::GuiRemoteProtocolFromJsonChannel channelSender(channel);
+
+			// Core
+			repeatfiltering::GuiRemoteProtocolFilterVerifier verifierProtocol(&channelSender);
+			repeatfiltering::GuiRemoteProtocolFilter filteredProtocol(&verifierProtocol);
+			GuiRemoteProtocolDomDiffConverter diffConverterProtocol(&filteredProtocol);
+
+			UnitTestContextImpl unitTestContext(&unitTestProtocol);
+			guiMainUnitTestContext = &unitTestContext;
+			SetupRemoteNativeController(
+				config.Value().useDomDiff
+				? static_cast<IGuiRemoteProtocol*>(&diffConverterProtocol)
+				: &filteredProtocol
+				);
+			GacUIUnitTest_SetGuiMainProxy({});
+		},
+		[](
+			channeling::GuiRemoteProtocolAsyncJsonChannelSerializer::TChannelThreadProc channelThreadProc,
+			channeling::GuiRemoteProtocolAsyncJsonChannelSerializer::TUIThreadProc uiThreadProc
+			)
+		{
+			RunInNewThread(channelThreadProc);
+			RunInNewThread(uiThreadProc);
+		});
+
+	asyncChannelSender.WaitForStopped();
+	GacUIUnitTest_LogUI(appName, unitTestProtocol);
+	if (!config.Value().useDomDiff)
+	{
+		GacUIUnitTest_LogCommands(appName, unitTestProtocol);
+	}
+	GacUIUnitTest_LogDiffs(appName, unitTestProtocol);
 }
 
 void GacUIUnitTest_Start_WithResourceAsText(const WString& appName, Nullable<UnitTestScreenConfig> config, const WString& resourceText)
@@ -240,7 +479,15 @@ void GacUIUnitTest_Start_WithResourceAsText(const WString& appName, Nullable<Uni
 		}
 		previousMainProxy(protocol, context);
 	});
-	GacUIUnitTest_Start(appName, config);
+
+	if (config && config.Value().useChannel == UnitTestRemoteChannel::Async)
+	{
+		GacUIUnitTest_StartAsync(appName, config);
+	}
+	else
+	{
+		GacUIUnitTest_Start(appName, config);
+	}
 #undef ERROR_MESSAGE_PREFIX
 }
 

Import/GacUI.Windows.cpp

@@ -999,13 +999,14 @@ WindowsForm
 								return true;
 							}
 							break;
+						case WM_NCLBUTTONUP:
 						case WM_LBUTTONUP:
 							{
-								POINTS location = MAKEPOINTS(lParam);
+								NativeWindowMouseInfo info = ConvertMouse(wParam, lParam, false, nonClient);
 								// TODO: (enumerable) this for-loop needs to be removed, because it is not looping, just leave the body
 								for (vint i = 0; i < listeners.Count(); i++)
 								{
-									switch (PerformHitTest(From(listeners), { location.x,location.y }))
+									switch (PerformHitTest(From(listeners), { info.x,info.y }))
 									{
 									case INativeWindowListener::ButtonMinimum:
 										ShowMinimized();
@@ -2867,7 +2868,7 @@ using namespace vl::presentation;
 using namespace vl::presentation::windows;
 using namespace vl::presentation::elements_windows_d2d;
 
-int SetupWindowsDirect2DRendererInternal(bool hosted)
+int SetupWindowsDirect2DRendererInternal(bool hosted, bool raw)
 {
 	InitDpiAwareness(true);
 	CoInitializeEx(NULL, COINIT_MULTITHREADED);
@@ -2897,7 +2898,7 @@ int SetupWindowsDirect2DRendererInternal(bool hosted)
 		nativeController->CallbackService()->InstallListener(&listener);
 		direct2DListener = &listener;
 		// main
-		RendererMainDirect2D(hostedController);
+		RendererMainDirect2D(hostedController, raw);
 		// uninstall listener
 		direct2DListener = nullptr;
 		nativeController->CallbackService()->UninstallListener(&listener);
@@ -2916,12 +2917,17 @@ int SetupWindowsDirect2DRendererInternal(bool hosted)
 
 int SetupWindowsDirect2DRenderer()
 {
-	return SetupWindowsDirect2DRendererInternal(false);
+	return SetupWindowsDirect2DRendererInternal(false, false);
 }
 
 int SetupHostedWindowsDirect2DRenderer()
 {
-	return SetupWindowsDirect2DRendererInternal(true);
+	return SetupWindowsDirect2DRendererInternal(true, false);
+}
+
+int SetupRawWindowsDirect2DRenderer()
+{
+	return SetupWindowsDirect2DRendererInternal(false, true);
 }
 
 /***********************************************************************
@@ -5127,24 +5133,27 @@ GuiImageFrameElementRenderer
 
 			void GuiImageFrameElementRenderer::UpdateBitmap(IWindowsDirect2DRenderTarget* renderTarget)
 			{
-				if(renderTarget && element->GetImage())
+				if (element->GetImage() && 0 <= element->GetFrameIndex() && element->GetFrameIndex() < element->GetImage()->GetFrameCount())
 				{
-					INativeImageFrame* frame=element->GetImage()->GetFrame(element->GetFrameIndex());
+					INativeImageFrame* frame = element->GetImage()->GetFrame(element->GetFrameIndex());
-					bitmap=renderTarget->GetBitmap(frame, element->GetEnabled());
+					if (renderTarget)
+					{
+						bitmap = renderTarget->GetBitmap(frame, element->GetEnabled());
+					}
 
 					if (element->GetStretch())
 					{
-						minSize=Size(0,0);
+						minSize = Size(0, 0);
 					}
 					else
 					{
-						minSize=frame->GetSize();
+						minSize = frame->GetSize();
 					}
 				}
 				else
 				{
-					bitmap=nullptr;
+					bitmap = nullptr;
-					minSize=Size(0, 0);
+					minSize = Size(0, 0);
 				}
 			}
 
@@ -6439,9 +6448,11 @@ NativeMain
 using namespace vl::presentation;
 using namespace vl::presentation::elements;
 
+
+extern void GuiRawMain();
 extern void GuiApplicationMain();
 
-void RendererMainDirect2D(GuiHostedController* hostedController)
+void RendererMainDirect2D(GuiHostedController* hostedController, bool raw)
 {
 	elements_windows_d2d::WindowsDirect2DResourceManager resourceManager;
 	elements_windows_d2d::SetWindowsDirect2DResourceManager(&resourceManager);
@@ -6470,7 +6481,14 @@ void RendererMainDirect2D(GuiHostedController* hostedController)
 		elements::GuiDocumentElement::GuiDocumentElementRenderer::Register();
 
 		if (hostedController) hostedController->Initialize();
-		GuiApplicationMain();
+		if (raw)
+		{
+			GuiRawMain();
+		}
+		else
+		{
+			GuiApplicationMain();
+		}
 		if (hostedController) hostedController->Finalize();
 	}
 
@@ -8627,7 +8645,7 @@ using namespace vl::presentation;
 using namespace vl::presentation::windows;
 using namespace vl::presentation::elements_windows_gdi;
 
-int SetupWindowsGDIRendererInternal(bool hosted)
+int SetupWindowsGDIRendererInternal(bool hosted, bool raw)
 {
 	InitDpiAwareness(false);
 	CoInitializeEx(NULL, COINIT_MULTITHREADED);
@@ -8657,7 +8675,7 @@ int SetupWindowsGDIRendererInternal(bool hosted)
 		nativeController->CallbackService()->InstallListener(&listener);
 		gdiListener = &listener;
 		// main
-		RendererMainGDI(hostedController);
+		RendererMainGDI(hostedController, raw);
 		// uninstall listener
 		gdiListener = nullptr;
 		nativeController->CallbackService()->UninstallListener(&listener);
@@ -8676,12 +8694,17 @@ int SetupWindowsGDIRendererInternal(bool hosted)
 
 int SetupWindowsGDIRenderer()
 {
-	return SetupWindowsGDIRendererInternal(false);
+	return SetupWindowsGDIRendererInternal(false, false);
 }
 
 int SetupHostedWindowsGDIRenderer()
 {
-	return SetupWindowsGDIRendererInternal(true);
+	return SetupWindowsGDIRendererInternal(true, false);
+}
+
+int SetupRawWindowsGDIRenderer()
+{
+	return SetupWindowsGDIRendererInternal(false, true);
 }
 
 /***********************************************************************
@@ -9658,25 +9681,25 @@ GuiImageFrameElementRenderer
 
 			void GuiImageFrameElementRenderer::UpdateBitmap()
 			{
-				if(element->GetImage())
+				if (element->GetImage() && 0 <= element->GetFrameIndex() && element->GetFrameIndex() < element->GetImage()->GetFrameCount())
 				{
-					auto resourceManager=GetWindowsGDIResourceManager();
+					auto resourceManager = GetWindowsGDIResourceManager();
-					INativeImageFrame* frame=element->GetImage()->GetFrame(element->GetFrameIndex());
+					INativeImageFrame* frame = element->GetImage()->GetFrame(element->GetFrameIndex());
-					bitmap=resourceManager->GetBitmap(frame, element->GetEnabled());
+					bitmap = resourceManager->GetBitmap(frame, element->GetEnabled());
 
 					if (element->GetStretch())
 					{
-						minSize=Size(0,0);
+						minSize = Size(0, 0);
 					}
 					else
 					{
-						minSize=frame->GetSize();
+						minSize = frame->GetSize();
 					}
 				}
 				else
 				{
-					bitmap=0;
+					bitmap = nullptr;
-					minSize=Size(0, 0);
+					minSize = Size(0, 0);
 				}
 			}
 
@@ -9740,7 +9763,7 @@ GuiImageFrameElementRenderer
 						}
 						destination=Rect(x, y, x+minSize.x, y+minSize.y);
 					}
-					if(element->GetImage()->GetFormat()==INativeImage::Gif &&  element->GetFrameIndex()>0)
+					if(element->GetImage()->GetFormat()==INativeImage::Gif && element->GetFrameIndex()>0)
 					{
 						auto resourceManager=GetWindowsGDIResourceManager();
 						vint max=element->GetFrameIndex();
@@ -13041,9 +13064,10 @@ NativeMain
 using namespace vl::presentation;
 using namespace vl::presentation::elements;
 
+extern void GuiRawMain();
 extern void GuiApplicationMain();
 
-void RendererMainGDI(GuiHostedController* hostedController)
+void RendererMainGDI(GuiHostedController* hostedController, bool raw)
 {
 	elements_windows_gdi::WindowsGDIResourceManager resourceManager;
 	elements_windows_gdi::SetWindowsGDIResourceManager(&resourceManager);
@@ -13072,7 +13096,14 @@ void RendererMainGDI(GuiHostedController* hostedController)
 		elements::GuiDocumentElement::GuiDocumentElementRenderer::Register();
 
 		if (hostedController) hostedController->Initialize();
-		GuiApplicationMain();
+		if (raw)
+		{
+			GuiRawMain();
+		}
+		else
+		{
+			GuiApplicationMain();
+		}
 		if (hostedController) hostedController->Finalize();
 	}
 

Import/GacUI.Windows.h

@@ -229,7 +229,7 @@ OS Supporting
 	}
 }
 
-extern void RendererMainDirect2D(vl::presentation::GuiHostedController* hostedController);
+extern void RendererMainDirect2D(vl::presentation::GuiHostedController* hostedController, bool raw);
 
 #endif
 
@@ -1512,7 +1512,7 @@ OS Supporting
 	}
 }
 
-extern void RendererMainGDI(vl::presentation::GuiHostedController* hostedController);
+extern void RendererMainGDI(vl::presentation::GuiHostedController* hostedController, bool raw);
 
 #endif
 

Import/Metadata/RemoteProtocol.json

@@ -2211,6 +2211,13 @@
         "attributes": [],
         "name": "ElementBoundary",
         "members": [{
+            "$ast": "StructMember",
+            "name": "id",
+            "type": {
+                "$ast": "PrimitiveType",
+                "type": "Integer"
+            }
+        }, {
             "$ast": "StructMember",
             "name": "hitTestResult",
             "type": {
@@ -2383,42 +2390,10 @@
                 "name": "ElementMeasurings"
             }
         }
-    }, {
-        "$ast": "UnionDecl",
-        "attributes": [],
-        "name": "ElementDescVariant",
-        "members": [{
-            "$ast": "UnionMember",
-            "name": "ElementDesc_SolidBorder"
-        }, {
-            "$ast": "UnionMember",
-            "name": "ElementDesc_SinkBorder"
-        }, {
-            "$ast": "UnionMember",
-            "name": "ElementDesc_SinkSplitter"
-        }, {
-            "$ast": "UnionMember",
-            "name": "ElementDesc_SolidBackground"
-        }, {
-            "$ast": "UnionMember",
-            "name": "ElementDesc_GradientBackground"
-        }, {
-            "$ast": "UnionMember",
-            "name": "ElementDesc_InnerShadow"
-        }, {
-            "$ast": "UnionMember",
-            "name": "ElementDesc_Polygon"
-        }, {
-            "$ast": "UnionMember",
-            "name": "ElementDesc_SolidLabel"
-        }, {
-            "$ast": "UnionMember",
-            "name": "ElementDesc_ImageFrame"
-        }]
     }, {
         "$ast": "StructDecl",
         "attributes": [],
-        "name": "RenderingDom",
+        "name": "RenderingDomContent",
         "members": [{
             "$ast": "StructMember",
             "name": "hitTestResult",
@@ -2463,6 +2438,26 @@
                 "$ast": "ReferenceType",
                 "name": "Rect"
             }
+        }],
+        "type": "Struct"
+    }, {
+        "$ast": "StructDecl",
+        "attributes": [],
+        "name": "RenderingDom",
+        "members": [{
+            "$ast": "StructMember",
+            "name": "id",
+            "type": {
+                "$ast": "PrimitiveType",
+                "type": "Integer"
+            }
+        }, {
+            "$ast": "StructMember",
+            "name": "content",
+            "type": {
+                "$ast": "ReferenceType",
+                "name": "RenderingDomContent"
+            }
         }, {
             "$ast": "StructMember",
             "name": "children",
@@ -2476,40 +2471,52 @@
         }],
         "type": "Class"
     }, {
-        "$ast": "StructDecl",
+        "$ast": "EnumDecl",
         "attributes": [],
-        "name": "RenderingCommand_BeginBoundary",
+        "name": "RenderingDom_DiffType",
         "members": [{
-            "$ast": "StructMember",
+            "$ast": "EnumMember",
-            "name": "boundary",
+            "name": "Deleted"
-            "type": {
+        }, {
-                "$ast": "ReferenceType",
+            "$ast": "EnumMember",
-                "name": "ElementBoundary"
+            "name": "Created"
-            }
+        }, {
-        }],
+            "$ast": "EnumMember",
-        "type": "Struct"
+            "name": "Modified"
+        }]
     }, {
         "$ast": "StructDecl",
         "attributes": [],
-        "name": "RenderingCommand_EndBoundary",
+        "name": "RenderingDom_Diff",
-        "members": [],
-        "type": "Struct"
-    }, {
-        "$ast": "StructDecl",
-        "attributes": [],
-        "name": "RenderingCommand_Element",
         "members": [{
             "$ast": "StructMember",
-            "name": "rendering",
+            "name": "id",
             "type": {
-                "$ast": "ReferenceType",
+                "$ast": "PrimitiveType",
-                "name": "ElementRendering"
+                "type": "Integer"
             }
         }, {
             "$ast": "StructMember",
-            "name": "element",
+            "name": "diffType",
+            "type": {
+                "$ast": "ReferenceType",
+                "name": "RenderingDom_DiffType"
+            }
+        }, {
+            "$ast": "StructMember",
+            "name": "content",
             "type": {
                 "$ast": "OptionalType",
+                "element": {
+                    "$ast": "ReferenceType",
+                    "name": "RenderingDomContent"
+                }
+            }
+        }, {
+            "$ast": "StructMember",
+            "name": "children",
+            "type": {
+                "$ast": "ArrayType",
                 "element": {
                     "$ast": "PrimitiveType",
                     "type": "Integer"
@@ -2517,24 +2524,82 @@
             }
         }],
         "type": "Struct"
+    }, {
+        "$ast": "StructDecl",
+        "attributes": [],
+        "name": "RenderingDom_DiffsInOrder",
+        "members": [{
+            "$ast": "StructMember",
+            "name": "diffsInOrder",
+            "type": {
+                "$ast": "ArrayType",
+                "element": {
+                    "$ast": "ReferenceType",
+                    "name": "RenderingDom_Diff"
+                }
+            }
+        }],
+        "type": "Struct"
+    }, {
+        "$ast": "MessageDecl",
+        "attributes": [],
+        "name": "RendererRenderDom",
+        "request": {
+            "$ast": "MessageRequest",
+            "type": {
+                "$ast": "ReferenceType",
+                "name": "RenderingDom"
+            }
+        },
+        "response": null
+    }, {
+        "$ast": "MessageDecl",
+        "attributes": [],
+        "name": "RendererRenderDomDiff",
+        "request": {
+            "$ast": "MessageRequest",
+            "type": {
+                "$ast": "ReferenceType",
+                "name": "RenderingDom_DiffsInOrder"
+            }
+        },
+        "response": null
     }, {
         "$ast": "UnionDecl",
         "attributes": [],
-        "name": "RenderingCommand",
+        "name": "UnitTest_ElementDescVariant",
         "members": [{
             "$ast": "UnionMember",
-            "name": "RenderingCommand_BeginBoundary"
+            "name": "ElementDesc_SolidBorder"
         }, {
             "$ast": "UnionMember",
-            "name": "RenderingCommand_EndBoundary"
+            "name": "ElementDesc_SinkBorder"
         }, {
             "$ast": "UnionMember",
-            "name": "RenderingCommand_Element"
+            "name": "ElementDesc_SinkSplitter"
+        }, {
+            "$ast": "UnionMember",
+            "name": "ElementDesc_SolidBackground"
+        }, {
+            "$ast": "UnionMember",
+            "name": "ElementDesc_GradientBackground"
+        }, {
+            "$ast": "UnionMember",
+            "name": "ElementDesc_InnerShadow"
+        }, {
+            "$ast": "UnionMember",
+            "name": "ElementDesc_Polygon"
+        }, {
+            "$ast": "UnionMember",
+            "name": "ElementDesc_SolidLabel"
+        }, {
+            "$ast": "UnionMember",
+            "name": "ElementDesc_ImageFrame"
         }]
     }, {
         "$ast": "StructDecl",
         "attributes": [],
-        "name": "RenderingFrame",
+        "name": "UnitTest_RenderingFrame",
         "members": [{
             "$ast": "StructMember",
             "name": "frameId",
@@ -2566,23 +2631,13 @@
                 "$ast": "MapType",
                 "element": {
                     "$ast": "ReferenceType",
-                    "name": "ElementDescVariant"
+                    "name": "UnitTest_ElementDescVariant"
                 },
                 "keyType": {
                     "$ast": "PrimitiveType",
                     "type": "Integer"
                 }
             }
-        }, {
-            "$ast": "StructMember",
-            "name": "commands",
-            "type": {
-                "$ast": "ArrayType",
-                "element": {
-                    "$ast": "ReferenceType",
-                    "name": "RenderingCommand"
-                }
-            }
         }, {
             "$ast": "StructMember",
             "name": "root",
@@ -2595,7 +2650,7 @@
     }, {
         "$ast": "StructDecl",
         "attributes": [],
-        "name": "RenderingTrace",
+        "name": "UnitTest_RenderingTrace",
         "members": [{
             "$ast": "StructMember",
             "name": "createdElements",
@@ -2633,7 +2688,7 @@
                 "$ast": "ArrayType",
                 "element": {
                     "$ast": "ReferenceType",
-                    "name": "RenderingFrame"
+                    "name": "UnitTest_RenderingFrame"
                 }
             }
         }],

Import/Metadata/RemoteProtocol/Protocol_Renderer.txt

@@ -37,6 +37,7 @@ struct ElementRendering
 
 struct ElementBoundary
 {
+    var id : int;
     var hitTestResult : WindowHitTestResult?;
     var cursor: WindowSystemCursorType?;
     var bounds : Rect;

Import/Metadata/RemoteProtocol/Protocol_SyncDom.txt

@@ -1,62 +1,39 @@
-union ElementDescVariant
+struct RenderingDomContent
-{
-    ElementDesc_SolidBorder,
-    ElementDesc_SinkBorder,
-    ElementDesc_SinkSplitter,
-    ElementDesc_SolidBackground,
-    ElementDesc_GradientBackground,
-    ElementDesc_InnerShadow,
-    ElementDesc_Polygon,
-    ElementDesc_SolidLabel,
-    ElementDesc_ImageFrame,
-}
-
-class RenderingDom
 {
     var hitTestResult: WindowHitTestResult?;
     var cursor: WindowSystemCursorType?;
     var element: int?;
     var bounds: Rect;
     var validArea: Rect;
+}
+
+class RenderingDom
+{
+    var id: int;
+    var content: RenderingDomContent;
     var children: RenderingDom[];
 }
 
-struct RenderingCommand_BeginBoundary
+enum RenderingDom_DiffType
 {
-    var boundary: ElementBoundary;
+    Deleted,
+    Created,
+    Modified,
 }
 
-struct RenderingCommand_EndBoundary
+struct RenderingDom_Diff
 {
+    var id: int;
+    var diffType: RenderingDom_DiffType;
+    var content: RenderingDomContent?;
+    var children: int[];
 }
 
-struct RenderingCommand_Element
+struct RenderingDom_DiffsInOrder
 {
-    var rendering: ElementRendering;
+    var diffsInOrder: RenderingDom_Diff[];
-    var element: int?;
 }
 
-union RenderingCommand
-{
-    RenderingCommand_BeginBoundary,
-    RenderingCommand_EndBoundary,
-    RenderingCommand_Element,
-}
 
-struct RenderingFrame
+message RendererRenderDom                      { request: RenderingDom; }
-{
+message RendererRenderDomDiff                  { request: RenderingDom_DiffsInOrder; }
-    var frameId : int;
-    var frameName : string?;
-    var windowSize: WindowSizingConfig;
-    var elements: ElementDescVariant[int];
-    var commands: RenderingCommand[];
-    var root: RenderingDom;
-}
-
-struct RenderingTrace
-{
-    var createdElements: RendererType[int];
-    var imageCreations: ImageCreation[.id];
-    var imageMetadatas: ImageMetadata[.id];
-    var frames: RenderingFrame[];
-}

Import/Metadata/RemoteProtocol/Protocol_UnitTest.txt

@@ -0,0 +1,29 @@
+union UnitTest_ElementDescVariant
+{
+    ElementDesc_SolidBorder,
+    ElementDesc_SinkBorder,
+    ElementDesc_SinkSplitter,
+    ElementDesc_SolidBackground,
+    ElementDesc_GradientBackground,
+    ElementDesc_InnerShadow,
+    ElementDesc_Polygon,
+    ElementDesc_SolidLabel,
+    ElementDesc_ImageFrame,
+}
+
+struct UnitTest_RenderingFrame
+{
+    var frameId : int;
+    var frameName : string?;
+    var windowSize: WindowSizingConfig;
+    var elements: UnitTest_ElementDescVariant[int];
+    var root: RenderingDom;
+}
+
+struct UnitTest_RenderingTrace
+{
+    var createdElements: RendererType[int];
+    var imageCreations: ImageCreation[.id];
+    var imageMetadatas: ImageMetadata[.id];
+    var frames: UnitTest_RenderingFrame[];
+}

Import/Metadata/RemoteProtocol/Protocols.txt

@@ -5,3 +5,4 @@ Protocol_Renderer_BasicElements
 Protocol_Renderer_ImageFrame
 Protocol_Renderer
 Protocol_SyncDom
+Protocol_UnitTest

Import/VlppOS.cpp

@@ -466,6 +466,7 @@ Licensed under https://github.com/vczh-libraries/License
 
 
 #if defined VCZH_ARM
+#include <arm_acle.h>
 #elif defined VCZH_MSVC || defined VCZH_GCC
 #include <emmintrin.h>
 #endif