diff --git a/New_College.Api/New_College.Api.csproj b/New_College.Api/New_College.Api.csproj
index 712b0b2..fcae1c7 100644
--- a/New_College.Api/New_College.Api.csproj
+++ b/New_College.Api/New_College.Api.csproj
@@ -52,7 +52,7 @@
 		<PackageReference Include="Microsoft.Graph.Core" Version="1.23.0" />
 	
 		<PackageReference Include="Microsoft.VisualStudio.Azure.Containers.Tools.Targets" Version="1.9.10" />
-		<PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+		<PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
 	</ItemGroup>
 
 	<ItemGroup>
diff --git a/New_College.Tests/DependencyInjection/DI_Test.cs b/New_College.Tests/DependencyInjection/DI_Test.cs
index 4704ed1..ade426d 100644
--- a/New_College.Tests/DependencyInjection/DI_Test.cs
+++ b/New_College.Tests/DependencyInjection/DI_Test.cs
@@ -22,6 +22,7 @@ using System.Reflection;
 using System.Security.Claims;
 using System.Text;
 using Xunit;
+using Microsoft.Extensions.PlatformAbstractions;
 
 namespace New_College.Tests
 {
@@ -31,7 +32,7 @@ namespace New_College.Tests
         [Fact]
         public void DI_Connet_Test()
         {
-            var basePath = Microsoft.DotNet.PlatformAbstractions.ApplicationEnvironment.ApplicationBasePath;
+            var basePath = PlatformServices.Default.Application.ApplicationBasePath;
 
             IServiceCollection services = new ServiceCollection();
             services.AddAutoMapper(typeof(Startup));
@@ -43,7 +44,7 @@ namespace New_College.Tests
                     ConnectionString = GetMainConnectionDb().Connection,//必填, 数据库连接字符串
                     DbType = (SqlSugar.DbType)GetMainConnectionDb().DbType,//必填, 数据库类型
                     IsAutoCloseConnection = true,//默认false, 时候知道关闭数据库连接, 设置为true无需使用using或者Close操作
-                    IsShardSameThread = true,//共享线程
+                    // sh = true,//共享线程
                     InitKeyType = SqlSugar.InitKeyType.SystemTable//默认SystemTable, 字段信息读取, 如：该属性是不是主键，标识列等等信息
                 });
             });
@@ -108,7 +109,7 @@ namespace New_College.Tests
 
         public IContainer DICollections()
         {
-            var basePath = Microsoft.DotNet.PlatformAbstractions.ApplicationEnvironment.ApplicationBasePath;
+            var basePath = PlatformServices.Default.Application.ApplicationBasePath;
 
             IServiceCollection services = new ServiceCollection();
             services.AddAutoMapper(typeof(Startup));
@@ -156,7 +157,7 @@ namespace New_College.Tests
                     ConnectionString = GetMainConnectionDb().Connection,//必填, 数据库连接字符串
                     DbType = (SqlSugar.DbType)GetMainConnectionDb().DbType,//必填, 数据库类型
                     IsAutoCloseConnection = true,//默认false, 时候知道关闭数据库连接, 设置为true无需使用using或者Close操作
-                    IsShardSameThread = true,//共享线程
+                  //  IsShardSameThread = true,//共享线程
                     InitKeyType = SqlSugar.InitKeyType.SystemTable//默认SystemTable, 字段信息读取, 如：该属性是不是主键，标识列等等信息
                 });
             });
diff --git a/New_College.Tests/New_College.Tests.csproj b/New_College.Tests/New_College.Tests.csproj
index 15964b1..1bcfb3c 100644
--- a/New_College.Tests/New_College.Tests.csproj
+++ b/New_College.Tests/New_College.Tests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
 
     <IsPackable>false</IsPackable>
   </PropertyGroup>
@@ -18,9 +18,10 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Moq" Version="4.13.1" />
-    <PackageReference Include="xunit" Version="2.4.1" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.1">
+    <PackageReference Include="Microsoft.Extensions.PlatformAbstractions" Version="1.1.0" />
+    <PackageReference Include="Moq" Version="4.20.70" />
+    <PackageReference Include="xunit" Version="2.7.0" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.5.7">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>