diff --git a/libfv.sln b/libfv.sln
new file mode 100644
index 0000000..2476b07
--- /dev/null
+++ b/libfv.sln
@@ -0,0 +1,31 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.2.32616.157
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "libfv_test", "libfv_test\libfv_test.vcxproj", "{BB474A4E-1C34-4CEE-ABB0-B4ED9A6C7CAD}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|x64 = Debug|x64
+		Debug|x86 = Debug|x86
+		Release|x64 = Release|x64
+		Release|x86 = Release|x86
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{BB474A4E-1C34-4CEE-ABB0-B4ED9A6C7CAD}.Debug|x64.ActiveCfg = Debug|x64
+		{BB474A4E-1C34-4CEE-ABB0-B4ED9A6C7CAD}.Debug|x64.Build.0 = Debug|x64
+		{BB474A4E-1C34-4CEE-ABB0-B4ED9A6C7CAD}.Debug|x86.ActiveCfg = Debug|Win32
+		{BB474A4E-1C34-4CEE-ABB0-B4ED9A6C7CAD}.Debug|x86.Build.0 = Debug|Win32
+		{BB474A4E-1C34-4CEE-ABB0-B4ED9A6C7CAD}.Release|x64.ActiveCfg = Release|x64
+		{BB474A4E-1C34-4CEE-ABB0-B4ED9A6C7CAD}.Release|x64.Build.0 = Release|x64
+		{BB474A4E-1C34-4CEE-ABB0-B4ED9A6C7CAD}.Release|x86.ActiveCfg = Release|Win32
+		{BB474A4E-1C34-4CEE-ABB0-B4ED9A6C7CAD}.Release|x86.Build.0 = Release|Win32
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {628E11F5-7CD0-47EB-8ED7-E7E175B105B9}
+	EndGlobalSection
+EndGlobal
diff --git a/libfv_test/CMakeLists.txt b/libfv_test/CMakeLists.txt
index a18fa77..a3669fe 100644
--- a/libfv_test/CMakeLists.txt
+++ b/libfv_test/CMakeLists.txt
@@ -4,7 +4,7 @@
 cmake_minimum_required (VERSION 3.8)
 
 # 将源代码添加到此项目的可执行文件。
-add_executable (libfv_test "libfv.cpp")
+add_executable (libfv_test "libfv_test.cpp")
 set_property (TARGET libfv_test PROPERTY CXX_STANDARD 20)
 include_directories ("../include")
 
diff --git a/libfv_test/libfv.cpp b/libfv_test/libfv_test.cpp
similarity index 91%
rename from libfv_test/libfv.cpp
rename to libfv_test/libfv_test.cpp
index 3307f36..7b254f9 100644
--- a/libfv_test/libfv.cpp
+++ b/libfv_test/libfv_test.cpp
@@ -1,7 +1,19 @@
-#include <iostream>
+#define _WIN32_WINNT 0x0601
+#include <iostream>
 #include <conio.h>
 
-#define ASIO_STANDALONE
+#ifdef _MSC_VER
+#	ifdef _RESUMABLE_FUNCTIONS_SUPPORTED
+#		undef _RESUMABLE_FUNCTIONS_SUPPORTED
+#	endif
+#	ifndef __cpp_lib_coroutine
+#		define __cpp_lib_coroutine
+#	endif
+#	include <coroutine>
+#	pragma warning (disable: 4068)
+#	pragma comment (lib, "Crypt32.lib")
+#endif
+
 #include <fv/fv.h>
 
 
diff --git a/libfv_test/libfv_test.vcxproj b/libfv_test/libfv_test.vcxproj
new file mode 100644
index 0000000..34c7c9c
--- /dev/null
+++ b/libfv_test/libfv_test.vcxproj
@@ -0,0 +1,188 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup Label="ProjectConfigurations">
+    <ProjectConfiguration Include="Debug|Win32">
+      <Configuration>Debug</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|Win32">
+      <Configuration>Release</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|x64">
+      <Configuration>Debug</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+  </ItemGroup>
+  <PropertyGroup Label="Globals">
+    <VCProjectVersion>16.0</VCProjectVersion>
+    <Keyword>Win32Proj</Keyword>
+    <ProjectGuid>{bb474a4e-1c34-4cee-abb0-b4ed9a6c7cad}</ProjectGuid>
+    <RootNamespace>libfvtest</RootNamespace>
+    <WindowsTargetPlatformVersion>10.0</WindowsTargetPlatformVersion>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>v143</PlatformToolset>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <PlatformToolset>v143</PlatformToolset>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>v143</PlatformToolset>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <PlatformToolset>v143</PlatformToolset>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <ImportGroup Label="ExtensionSettings">
+  </ImportGroup>
+  <ImportGroup Label="Shared">
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <PropertyGroup Label="UserMacros" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <IncludePath>$(SolutionDir)include;$(IncludePath)</IncludePath>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <IncludePath>$(SolutionDir)include;$(IncludePath)</IncludePath>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <IncludePath>$(SolutionDir)include;$(IncludePath)</IncludePath>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <IncludePath>$(SolutionDir)include;$(IncludePath)</IncludePath>
+  </PropertyGroup>
+  <PropertyGroup Label="Vcpkg" Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <VcpkgUseStatic>true</VcpkgUseStatic>
+  </PropertyGroup>
+  <PropertyGroup Label="Vcpkg" Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <VcpkgUseStatic>true</VcpkgUseStatic>
+  </PropertyGroup>
+  <PropertyGroup Label="Vcpkg" Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <VcpkgUseStatic>true</VcpkgUseStatic>
+  </PropertyGroup>
+  <PropertyGroup Label="Vcpkg" Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <VcpkgUseStatic>true</VcpkgUseStatic>
+  </PropertyGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
+      <LanguageStandard>stdcpplatest</LanguageStandard>
+      <LanguageStandard_C>stdc17</LanguageStandard_C>
+      <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary>
+      <AdditionalOptions>/await:strict %(AdditionalOptions)</AdditionalOptions>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
+      <LanguageStandard>stdcpplatest</LanguageStandard>
+      <LanguageStandard_C>stdc17</LanguageStandard_C>
+      <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
+      <AdditionalOptions>/await:strict %(AdditionalOptions)</AdditionalOptions>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
+      <LanguageStandard>stdcpplatest</LanguageStandard>
+      <LanguageStandard_C>stdc17</LanguageStandard_C>
+      <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary>
+      <AdditionalOptions>/await:strict %(AdditionalOptions)</AdditionalOptions>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
+      <LanguageStandard>stdcpplatest</LanguageStandard>
+      <LanguageStandard_C>stdc17</LanguageStandard_C>
+      <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
+      <AdditionalOptions>/await:strict %(AdditionalOptions)</AdditionalOptions>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemGroup>
+    <ClCompile Include="libfv_test.cpp" />
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="..\include\fv\base.hpp" />
+    <ClInclude Include="..\include\fv\common.hpp" />
+    <ClInclude Include="..\include\fv\common_funcs.hpp" />
+    <ClInclude Include="..\include\fv\common_impl.hpp" />
+    <ClInclude Include="..\include\fv\conn.hpp" />
+    <ClInclude Include="..\include\fv\conn_impl.hpp" />
+    <ClInclude Include="..\include\fv\fv.h" />
+    <ClInclude Include="..\include\fv\req_res.hpp" />
+    <ClInclude Include="..\include\fv\req_res_impl.hpp" />
+    <ClInclude Include="..\include\fv\server.hpp" />
+    <ClInclude Include="..\include\fv\session.hpp" />
+  </ItemGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
+  <ImportGroup Label="ExtensionTargets">
+  </ImportGroup>
+</Project>
\ No newline at end of file
diff --git a/libfv_test/libfv_test.vcxproj.filters b/libfv_test/libfv_test.vcxproj.filters
new file mode 100644
index 0000000..532b5dc
--- /dev/null
+++ b/libfv_test/libfv_test.vcxproj.filters
@@ -0,0 +1,60 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup>
+    <Filter Include="源文件">
+      <UniqueIdentifier>{4FC737F1-C7A5-4376-A066-2A32D752A2FF}</UniqueIdentifier>
+      <Extensions>cpp;c;cc;cxx;c++;cppm;ixx;def;odl;idl;hpj;bat;asm;asmx</Extensions>
+    </Filter>
+    <Filter Include="头文件">
+      <UniqueIdentifier>{93995380-89BD-4b04-88EB-625FBE52EBFB}</UniqueIdentifier>
+      <Extensions>h;hh;hpp;hxx;h++;hm;inl;inc;ipp;xsd</Extensions>
+    </Filter>
+    <Filter Include="资源文件">
+      <UniqueIdentifier>{67DA6AB6-F800-4c08-8B7A-83BB121AAD01}</UniqueIdentifier>
+      <Extensions>rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx;tiff;tif;png;wav;mfcribbon-ms</Extensions>
+    </Filter>
+    <Filter Include="头文件\fv">
+      <UniqueIdentifier>{81770d38-ae84-4679-9413-341cb265e397}</UniqueIdentifier>
+    </Filter>
+  </ItemGroup>
+  <ItemGroup>
+    <ClCompile Include="libfv_test.cpp">
+      <Filter>源文件</Filter>
+    </ClCompile>
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="..\include\fv\common_impl.hpp">
+      <Filter>头文件\fv</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\fv\conn.hpp">
+      <Filter>头文件\fv</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\fv\conn_impl.hpp">
+      <Filter>头文件\fv</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\fv\fv.h">
+      <Filter>头文件\fv</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\fv\req_res.hpp">
+      <Filter>头文件\fv</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\fv\req_res_impl.hpp">
+      <Filter>头文件\fv</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\fv\server.hpp">
+      <Filter>头文件\fv</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\fv\session.hpp">
+      <Filter>头文件\fv</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\fv\base.hpp">
+      <Filter>头文件\fv</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\fv\common.hpp">
+      <Filter>头文件\fv</Filter>
+    </ClInclude>
+    <ClInclude Include="..\include\fv\common_funcs.hpp">
+      <Filter>头文件\fv</Filter>
+    </ClInclude>
+  </ItemGroup>
+</Project>
\ No newline at end of file