The collection definitions must be in the same assembly as the test t…

…hat uses them

src/libraries/Common/tests/TestUtilities/System/DisableParallelization.cs

@@ -5,6 +5,8 @@
 
 namespace System
 {
+    // The collection definitions must be in the same assembly as the test that uses them.
+    // So please use "Compile Include" in the project file to include this class.
     [CollectionDefinition(nameof(DisableParallelization), DisableParallelization = true)]
     public class DisableParallelization { }
 }

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

@@ -18,7 +18,6 @@
     <Compile Include="System\AdminHelpers.cs" />
     <Compile Include="System\AssertExtensions.cs" />
     <Compile Include="System\IO\StreamExtensions.cs" />
-    <Compile Include="System\DisableParallelization.cs" />
     <Compile Include="System\RetryHelper.cs" />
     <Compile Include="System\Buffers\BoundedMemory.cs" />
     <Compile Include="System\Buffers\BoundedMemory.Creation.cs" />

src/libraries/System.ComponentModel.TypeConverter/tests/System.ComponentModel.TypeConverter.Tests.csproj

@@ -152,7 +152,9 @@
     <Compile Include="Design\DesignerTransactionTests.cs" />
     <Compile Include="Security\Authentication\ExtendedProtection\ExtendedProtectionPolicyTypeConverterTests.cs" />
     <Compile Include="XTypeDescriptionProviderTests.cs" />
-
+    <!-- The collection definitions must be in the same assembly as the test that uses them -->
+    <Compile Include="$(CommonTestPath)TestUtilities\System\DisableParallelization.cs"
+        Link="Common\TestUtilities\System\DisableParallelization.cs" />
     <TrimmerRootDescriptor Include="$(ILLinkDescriptorsPath)ILLink.Descriptors.Castle.xml" />
   </ItemGroup>
   <ItemGroup>

src/libraries/System.IO.FileSystem.Watcher/tests/System.IO.FileSystem.Watcher.Tests.csproj

@@ -35,6 +35,9 @@
              Link="Common\System\IO\TempFile.cs" />
     <Compile Include="$(CommonTestPath)System\IO\TempDirectory.cs"
              Link="Common\System\IO\TempDirectory.cs" />
+    <!-- The collection definitions must be in the same assembly as the test that uses them -->
+    <Compile Include="$(CommonTestPath)TestUtilities\System\DisableParallelization.cs"
+             Link="Common\TestUtilities\System\DisableParallelization.cs" />
   </ItemGroup>
   <ItemGroup Condition="'$(TargetsLinux)' == 'true' or '$(TargetsOSX)' == 'true' or '$(TargetsiOS)' == 'true' or '$(TargetstvOS)' == 'true'">
     <Compile Include="FileSystemWatcher.Unix.cs" />

src/libraries/System.IO.FileSystem/tests/DisabledFileLockingTests/System.IO.FileSystem.DisabledFileLocking.Tests.csproj

@@ -20,6 +20,8 @@
     <Compile Include="..\PortedCommon\IOInputs.cs" />
     <Compile Include="..\PortedCommon\IOServices.cs" />
     <Compile Include="$(CommonTestPath)System\IO\PathFeatures.cs" Link="Common\System\IO\PathFeatures.cs" />
+    <!-- The collection definitions must be in the same assembly as the test that uses them -->
+    <Compile Include="$(CommonTestPath)TestUtilities\System\DisableParallelization.cs" Link="Common\TestUtilities\System\DisableParallelization.cs" />
   </ItemGroup>
   <ItemGroup Condition="'$(TargetsUnix)' == 'true'">
     <Compile Remove="..\**\*.Windows.cs" />

src/libraries/System.IO.FileSystem/tests/System.IO.FileSystem.Tests.csproj

@@ -217,6 +217,8 @@
     <Compile Include="$(CommonTestPath)System\IO\PathFeatures.cs" Link="Common\System\IO\PathFeatures.cs" />
     <Content Include="DirectoryInfo\test-dir\dummy.txt" Link="test-dir\dummy.txt" />
     <Compile Include="$(CommonPath)System\IO\PathInternal.CaseSensitivity.cs" Link="Common\System\IO\PathInternal.CaseSensitivity.cs" />
+    <!-- The collection definitions must be in the same assembly as the test that uses them -->
+    <Compile Include="$(CommonTestPath)TestUtilities\System\DisableParallelization.cs" Link="Common\TestUtilities\System\DisableParallelization.cs" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="$(CommonTestPath)StreamConformanceTests\StreamConformanceTests.csproj" />

src/libraries/System.Net.Http/tests/FunctionalTests/System.Net.Http.Functional.Tests.csproj

@@ -133,6 +133,9 @@
              Link="Common\System\Net\Http\HttpClientHandlerTest.Cookies.cs" />
     <Compile Include="$(CommonTestPath)System\Net\Http\HttpClientHandlerTest.DefaultProxyCredentials.cs"
              Link="Common\System\Net\Http\HttpClientHandlerTest.DefaultProxyCredentials.cs" />
+    <!-- The collection definitions must be in the same assembly as the test that uses them -->
+    <Compile Include="$(CommonTestPath)TestUtilities\System\DisableParallelization.cs"
+             Link="Common\TestUtilities\System\DisableParallelization.cs" />
     <Compile Include="HttpClientHandlerTest.AltSvc.cs" />
     <Compile Include="SocketsHttpHandlerTest.Cancellation.cs" />
     <Compile Include="SocketsHttpHandlerTest.Http2FlowControl.cs" />

src/libraries/System.Net.NameResolution/tests/FunctionalTests/System.Net.NameResolution.Functional.Tests.csproj

@@ -24,5 +24,8 @@
              Link="Common\System\Net\Configuration.Sockets.cs" />
     <Compile Include="$(CommonTestPath)System\Diagnostics\Tracing\TestEventListener.cs"
              Link="Common\System\Diagnostics\Tracing\TestEventListener.cs" />
+    <!-- The collection definitions must be in the same assembly as the test that uses them -->
+    <Compile Include="$(CommonTestPath)TestUtilities\System\DisableParallelization.cs"
+             Link="Common\TestUtilities\System\DisableParallelization.cs" />
   </ItemGroup>
 </Project>

src/libraries/System.Net.Quic/tests/FunctionalTests/System.Net.Quic.Functional.Tests.csproj

@@ -22,6 +22,8 @@
     <Compile Include="$(CommonTestPath)System\Security\Cryptography\X509Certificates\CertificateAuthority.cs" Link="CommonTest\System\Security\Cryptography\X509Certificates\CertificateAuthority.cs" />
     <Compile Include="$(CommonTestPath)System\Security\Cryptography\X509Certificates\RevocationResponder.cs" Link="CommonTest\System\Security\Cryptography\X509Certificates\RevocationResponder.cs" />
     <Compile Include="$(CommonTestPath)System\Threading\Tasks\TaskTimeoutExtensions.cs" Link="TestCommon\System\Threading\Tasks\TaskTimeoutExtensions.cs" />
+    <!-- The collection definitions must be in the same assembly as the test that uses them -->
+    <Compile Include="$(CommonTestPath)TestUtilities\System\DisableParallelization.cs" Link="Common\TestUtilities\System\DisableParallelization.cs" />
     <Compile Include="..\..\..\System.Net.Security\tests\FunctionalTests\TestHelper.cs" />
   </ItemGroup>
   <ItemGroup>

src/libraries/System.Net.Sockets/tests/FunctionalTests/System.Net.Sockets.Tests.csproj

@@ -97,6 +97,9 @@
     <Compile Include="$(CommonPath)System\Net\Logging\NetEventSource.Common.cs"
              Link="Common\System\Net\Logging\NetEventSource.Common.cs" />
     <Compile Include="$(CommonTestPath)System\IO\TempFile.cs" Link="Common\System\IO\TempFile.cs" />
+    <!-- The collection definitions must be in the same assembly as the test that uses them -->
+    <Compile Include="$(CommonTestPath)TestUtilities\System\DisableParallelization.cs"
+             Link="Common\TestUtilities\System\DisableParallelization.cs" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="$(CommonTestPath)StreamConformanceTests\StreamConformanceTests.csproj" />

src/libraries/System.Runtime.Loader/tests/System.Runtime.Loader.Tests.csproj

@@ -20,6 +20,8 @@
     <Compile Include="ResourceAssemblyLoadContext.cs" />
     <Compile Include="SatelliteAssemblies.cs" />
     <Compile Include="LoaderLinkTest.cs" />
+    <!-- The collection definitions must be in the same assembly as the test that uses them -->
+    <Compile Include="$(CommonTestPath)TestUtilities\System\DisableParallelization.cs" Link="Common\TestUtilities\System\DisableParallelization.cs" />
     <EmbeddedResource Include="MainStrings*.resx" />
   </ItemGroup>
   <ItemGroup>

src/libraries/System.Runtime/tests/NlsTests/System.Runtime.Nls.Tests.csproj

@@ -39,6 +39,9 @@
              Link="Common\System\MockType.cs" />
     <Compile Include="$(CommonTestPath)Tests\System\StringTests.cs"
              Link="Common\System\StringTests.cs" />
+    <!-- The collection definitions must be in the same assembly as the test that uses them -->
+    <Compile Include="$(CommonTestPath)TestUtilities\System\DisableParallelization.cs"
+             Link="Common\TestUtilities\System\DisableParallelization.cs" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="$(CommonTestPath)TestUtilities.Unicode\TestUtilities.Unicode.csproj" />

src/libraries/System.Runtime/tests/System.Runtime.Tests.csproj

@@ -27,6 +27,8 @@
     <Compile Include="$(CommonTestPath)System\Collections\IList.NonGeneric.Tests.cs" Link="Common\System\Collections\IList.NonGeneric.Tests.cs" />
     <Compile Include="$(CommonTestPath)System\Collections\ICollection.NonGeneric.Tests.cs" Link="Common\System\Collections\ICollection.NonGeneric.Tests.cs" />
     <Compile Include="$(CommonTestPath)System\Collections\IEnumerable.NonGeneric.Tests.cs" Link="Common\System\Collections\IEnumerable.NonGeneric.Tests.cs" />
+    <!-- The collection definitions must be in the same assembly as the test that uses them -->
+    <Compile Include="$(CommonTestPath)TestUtilities\System\DisableParallelization.cs" Link="Common\TestUtilities\System\DisableParallelization.cs" />
     <Compile Include="Helpers.cs" />
     <Compile Include="Microsoft\Win32\SafeHandles\CriticalHandleZeroOrMinusOneIsInvalid.cs" />
     <Compile Include="Microsoft\Win32\SafeHandles\SafeHandleZeroOrMinusOneIsInvalid.cs" />