Set FlagNetStandard1XDependencies=true and fix issues

eng/Versions.props

@@ -23,6 +23,7 @@
     <!-- Opt-in/out repo features -->
     <UsingToolIbcOptimization>false</UsingToolIbcOptimization>
     <UsingToolXliff>false</UsingToolXliff>
+    <FlagNetStandard1XDependencies Condition="'$(FlagNetStandard1XDependencies)' == ''">true</FlagNetStandard1XDependencies>
     <!-- Use SDK compilers in full source-build. -->
     <UsingToolMicrosoftNetCompilers Condition="'$(DotNetBuildFromSourceFlavor)' != 'Product'">true</UsingToolMicrosoftNetCompilers>
   </PropertyGroup>
@@ -129,6 +130,7 @@
     <SystemIOFileSystemAccessControlVersion>5.0.0</SystemIOFileSystemAccessControlVersion>
     <SystemMemoryVersion>4.5.5</SystemMemoryVersion>
     <SystemReflectionMetadataVersion>7.0.0</SystemReflectionMetadataVersion>
+    <SystemReflectionMetadataLoadContextVersion>7.0.0</SystemReflectionMetadataLoadContextVersion>
     <SystemSecurityAccessControlVersion>6.0.0</SystemSecurityAccessControlVersion>
     <SystemSecurityCryptographyCngVersion>5.0.0</SystemSecurityCryptographyCngVersion>
     <SystemSecurityCryptographyOpenSslVersion>5.0.0</SystemSecurityCryptographyOpenSslVersion>
@@ -163,6 +165,7 @@
     <optimizationlinuxarm64MIBCRuntimeVersion>1.0.0-prerelease.24071.2</optimizationlinuxarm64MIBCRuntimeVersion>
     <optimizationPGOCoreCLRVersion>1.0.0-prerelease.24071.2</optimizationPGOCoreCLRVersion>
     <!-- Not auto-updated. -->
+    <MicrosoftDiaSymReaderVersion>2.0.0</MicrosoftDiaSymReaderVersion>
     <MicrosoftDiaSymReaderNativeVersion>16.11.29-beta1.23404.4</MicrosoftDiaSymReaderNativeVersion>
     <SystemCommandLineVersion>2.0.0-beta4.23407.1</SystemCommandLineVersion>
     <TraceEventVersion>3.1.7</TraceEventVersion>
@@ -186,14 +189,15 @@
     <MicrosoftDotNetXHarnessCLIVersion>9.0.0-prerelease.24066.3</MicrosoftDotNetXHarnessCLIVersion>
     <MicrosoftDotNetHotReloadUtilsGeneratorBuildToolVersion>9.0.0-alpha.0.24065.1</MicrosoftDotNetHotReloadUtilsGeneratorBuildToolVersion>
     <NUnitVersion>3.12.0</NUnitVersion>
-    <NUnitTestAdapterVersion>4.1.0</NUnitTestAdapterVersion>
+    <NUnit3TestAdapterVersion>4.5.0</NUnit3TestAdapterVersion>
     <CoverletCollectorVersion>6.0.0</CoverletCollectorVersion>
     <NewtonsoftJsonVersion>13.0.3</NewtonsoftJsonVersion>
     <NewtonsoftJsonBsonVersion>1.0.2</NewtonsoftJsonBsonVersion>
     <SQLitePCLRawbundle_greenVersion>2.0.4</SQLitePCLRawbundle_greenVersion>
     <MoqVersion>4.18.4</MoqVersion>
     <FluentAssertionsVersion>6.7.0</FluentAssertionsVersion>
     <FsCheckVersion>2.14.3</FsCheckVersion>
+    <CommandLineParserVersion>2.9.1</CommandLineParserVersion>
     <!-- Android gRPC client tests -->
     <GoogleProtobufVersion>3.19.4</GoogleProtobufVersion>
     <GrpcAspNetCoreVersion>2.46.0</GrpcAspNetCoreVersion>
@@ -203,6 +207,9 @@
     <GrpcDotnetClientVersion>2.45.0</GrpcDotnetClientVersion>
     <GrpcToolsVersion>2.45.0</GrpcToolsVersion>
     <CompilerPlatformTestingVersion>1.1.2-beta1.23323.1</CompilerPlatformTestingVersion>
+    <CompilerPlatformTestingDiffPlexVersion>1.7.2</CompilerPlatformTestingDiffPlexVersion>
+    <CompilerPlatformTestingMicrosoftVisualBasicVersion>10.2.0</CompilerPlatformTestingMicrosoftVisualBasicVersion>
+    <CompilerPlatformTestingMicrosoftVisualStudioCompositionVersion>17.0.46</CompilerPlatformTestingMicrosoftVisualStudioCompositionVersion>
     <!-- Docs -->
     <MicrosoftPrivateIntellisenseVersion>8.0.0-preview-20230918.1</MicrosoftPrivateIntellisenseVersion>
     <!-- Mono Cecil -->

eng/testing/xunit/xunit.targets

@@ -1,11 +1,4 @@
 <Project>
-  <ItemGroup>
-    <!-- Upgrade the NETStandard.Library transitive xunit dependency to avoid transitive 1.x NS dependencies. -->
-    <PackageReference Include="NETStandard.Library"
-                      Version="$(NetStandardLibraryVersion)"
-                      Condition="'$(TargetFrameworkIdentifier)' == '.NETCoreApp'" />
-  </ItemGroup>
-
   <PropertyGroup Condition="'$(TargetFrameworkIdentifier)' == '.NETFramework'">
     <AutoGenerateBindingRedirects Condition="'$(AutoGenerateBindingRedirects)' == ''">true</AutoGenerateBindingRedirects>
     <GenerateBindingRedirectsOutputType Condition="'$(GenerateBindingRedirectsOutputType)' == ''">true</GenerateBindingRedirectsOutputType>

src/coreclr/tools/aot/ILCompiler.Reflection.ReadyToRun/ILCompiler.Reflection.ReadyToRun.csproj

@@ -25,7 +25,7 @@
 
   <ItemGroup>
     <PackageReference Include="System.Reflection.Metadata" Version="$(SystemReflectionMetadataVersion)" />
-    <PackageReference Include="System.Runtime.CompilerServices.Unsafe" Version="6.0.0" />
+    <PackageReference Include="System.Runtime.CompilerServices.Unsafe" Version="$(SystemRuntimeCompilerServicesUnsafeVersion)" />
   </ItemGroup>
 
   <ItemGroup>

src/coreclr/tools/aot/ILCompiler.Trimming.Tests/ILCompiler.Trimming.Tests.csproj

@@ -15,10 +15,11 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="FluentAssertions" Version="6.0.0-alpha0002" />
+    <PackageReference Include="FluentAssertions" Version="$(FluentAssertionsVersion)" />
+
     <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="$(MicrosoftCodeAnalysisCSharpVersion)" />
     <PackageReference Include="Microsoft.DotNet.Cecil" Version="$(MicrosoftDotNetCecilVersion)" />
-    <PackageReference Include="System.Reflection.MetadataLoadContext" Version="5.0.1" />
+    <PackageReference Include="System.Reflection.MetadataLoadContext" Version="$(SystemReflectionMetadataLoadContextVersion)" />
 
     <ProjectReference Include="$(ToolsProjectRoot)illink/test/Mono.Linker.Tests.Cases/**/*.csproj" />
     <ProjectReference Include="$(ToolsProjectRoot)illink/test/Mono.Linker.Tests.Cases.Expectations/Mono.Linker.Tests.Cases.Expectations.csproj" />

src/coreclr/tools/aot/ILCompiler.TypeSystem/ILCompiler.TypeSystem.csproj

@@ -28,9 +28,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Condition="'$(EnableDiaSymReaderUse)' == 'true'" Include="Microsoft.DiaSymReader">
-      <Version>1.4.0</Version>
-    </PackageReference>
+    <PackageReference Condition="'$(EnableDiaSymReaderUse)' == 'true'" Include="Microsoft.DiaSymReader" Version="$(MicrosoftDiaSymReaderVersion)" />
   </ItemGroup>
 
   <ItemGroup>

src/installer/tests/HostActivation.Tests/HostActivation.Tests.csproj

@@ -15,8 +15,4 @@
     <ProjectReference Include="..\..\managed\Microsoft.NET.HostModel\Microsoft.NET.HostModel.csproj" />
   </ItemGroup>
 
-  <ItemGroup>
-    <PackageReference Include="Microsoft.Win32.Registry" Version="4.3.0" />
-  </ItemGroup>
-
 </Project>

src/libraries/Common/tests/TestUtilities/TestUtilities.csproj

@@ -108,8 +108,6 @@
     <PackageReference Include="xunit.core" Version="$(XUnitVersion)" ExcludeAssets="build" />
   </ItemGroup>
   <ItemGroup Condition="'$(TargetFrameworkIdentifier)' == '.NETCoreApp'">
-    <!-- Upgrade the NetStandard.Library transitive xunit dependency to avoid 1.x NS dependencies. -->
-    <PackageReference Include="NETStandard.Library" Version="$(NetStandardLibraryVersion)" />
     <!-- Use the arcade fork of xunit.assert for AOT-compat -->
     <PackageReference Include="Microsoft.DotNet.XUnitAssert" Version="$(MicrosoftDotNetXUnitAssertVersion)" />
   </ItemGroup>

src/libraries/Microsoft.Extensions.DependencyInjection.Specification.Tests/src/Microsoft.Extensions.DependencyInjection.Specification.Tests.csproj

@@ -21,12 +21,6 @@
     <ProjectReference Include="$(LibrariesProjectRoot)Microsoft.Extensions.DependencyInjection.Abstractions\src\Microsoft.Extensions.DependencyInjection.Abstractions.csproj" />
     <PackageReference Include="xunit.assert" Version="$(XUnitVersion)" />
     <PackageReference Include="xunit.extensibility.core" Version="$(XUnitVersion)" />
-
-    <!-- Upgrade the NETStandard.Library transitive xunit dependency to avoid transitive 1.x NS dependencies. -->
-    <PackageReference Include="NETStandard.Library"
-                      Version="$(NetStandardLibraryVersion)"
-                      PrivateAssets="all"
-                      Condition="'$(TargetFrameworkIdentifier)' == '.NETCoreApp'" />
   </ItemGroup>
 
 </Project>

src/libraries/Microsoft.Extensions.DependencyInjection/tests/DI.External.Tests/Microsoft.Extensions.DependencyInjection.ExternalContainers.Tests.csproj

@@ -4,6 +4,9 @@
     <TargetFrameworks>$(NetCoreAppCurrent);$(NetFrameworkMinimum)</TargetFrameworks>
     <EnableDefaultItems>true</EnableDefaultItems>
     <NoWarn>$(NoWarn);CS8002</NoWarn>
+
+    <!-- third party DI containers bring in NS1.x dependencies -->
+    <FlagNetStandard1XDependencies>false</FlagNetStandard1XDependencies>
   </PropertyGroup>
 
   <!-- DesignTimeBuild requires all the TargetFramework Derived Properties to not be present in the first property group. -->