Expose `LibraryImportAttribute` (#66434)

4 files changed, 21 insertions, 3 deletions

diff --git a/src/libraries/System.Runtime.InteropServices/tests/Ancillary.Interop/Ancillary.Interop.csproj b/src/libraries/System.Runtime.InteropServices/tests/Ancillary.Interop/Ancillary.Interop.csproj
index 60e536023fb..710d935b82f 100644
--- a/src/libraries/System.Runtime.InteropServices/tests/Ancillary.Interop/Ancillary.Interop.csproj
+++ b/src/libraries/System.Runtime.InteropServices/tests/Ancillary.Interop/Ancillary.Interop.csproj
@@ -11,9 +11,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <Compile Include="$(LibrariesProjectRoot)Common/src/System/Runtime/InteropServices/LibraryImportAttribute.cs" Link="LibraryImportAttribute.cs" />
     <Compile Include="$(LibrariesProjectRoot)Common/src/System/Runtime/InteropServices/GeneratedMarshallingAttribute.cs" Link="GeneratedMarshallingAttribute.cs" />
     <Compile Include="$(LibrariesProjectRoot)Common/src/System/Runtime/InteropServices/ArrayMarshaller.cs" Link="ArrayMarshaller.cs" />
-    <Compile Include="$(LibrariesProjectRoot)Common/src/System/Runtime/InteropServices/StringMarshalling.cs" Link="StringMarshalling.cs" />
   </ItemGroup>
 </Project>
diff --git a/src/libraries/System.Runtime.InteropServices/tests/LibraryImportGenerator.UnitTests/TestUtils.cs b/src/libraries/System.Runtime.InteropServices/tests/LibraryImportGenerator.UnitTests/TestUtils.cs
index cabfb327be4..f1d835ce585 100644
--- a/src/libraries/System.Runtime.InteropServices/tests/LibraryImportGenerator.UnitTests/TestUtils.cs
+++ b/src/libraries/System.Runtime.InteropServices/tests/LibraryImportGenerator.UnitTests/TestUtils.cs
@@ -183,7 +183,7 @@ namespace LibraryImportGenerator.UnitTests
         {
             // Include the assembly containing the new attribute and all of its references.
             // [TODO] Remove once the attribute has been added to the BCL
-            var attrAssem = typeof(LibraryImportAttribute).GetTypeInfo().Assembly;
+            var attrAssem = typeof(MarshalUsingAttribute).GetTypeInfo().Assembly;
             return MetadataReference.CreateFromFile(attrAssem.Location);
         }
 
diff --git a/src/libraries/System.Runtime.InteropServices/tests/System.Runtime.InteropServices.UnitTests/System.Runtime.InteropServices.Tests.csproj b/src/libraries/System.Runtime.InteropServices/tests/System.Runtime.InteropServices.UnitTests/System.Runtime.InteropServices.Tests.csproj
index 072080790a2..46d0d5d3a6e 100644
--- a/src/libraries/System.Runtime.InteropServices/tests/System.Runtime.InteropServices.UnitTests/System.Runtime.InteropServices.Tests.csproj
+++ b/src/libraries/System.Runtime.InteropServices/tests/System.Runtime.InteropServices.UnitTests/System.Runtime.InteropServices.Tests.csproj
@@ -48,6 +48,7 @@
     <Compile Include="System\Runtime\InteropServices\IDispatchImplAttributeTests.cs" />
     <Compile Include="System\Runtime\InteropServices\InterfaceTypeAttributeTests.cs" />
     <Compile Include="System\Runtime\InteropServices\LCIDConversionAttributeTests.cs" />
+    <Compile Include="System\Runtime\InteropServices\LibraryImportAttributeTests.cs" />
     <Compile Include="System\Runtime\InteropServices\MarshalAsAttributeTests.cs" />
     <Compile Include="System\Runtime\InteropServices\Marshal\Copy\ByteArrayTests.cs" />
     <Compile Include="System\Runtime\InteropServices\Marshal\Copy\CharArrayTests.cs" />
diff --git a/src/libraries/System.Runtime.InteropServices/tests/System.Runtime.InteropServices.UnitTests/System/Runtime/InteropServices/LibraryImportAttributeTests.cs b/src/libraries/System.Runtime.InteropServices/tests/System.Runtime.InteropServices.UnitTests/System/Runtime/InteropServices/LibraryImportAttributeTests.cs
new file mode 100644
index 00000000000..1ebda2c8883
--- /dev/null
+++ b/src/libraries/System.Runtime.InteropServices/tests/System.Runtime.InteropServices.UnitTests/System/Runtime/InteropServices/LibraryImportAttributeTests.cs
@@ -0,0 +1,19 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using Xunit;
+
+namespace System.Runtime.InteropServices.Tests
+{
+    public class LibraryImportAttributeTests
+    {
+        [Theory]
+        [InlineData(null)]
+        [InlineData("LibraryName")]
+        public void Ctor(string libraryName)
+        {
+            var attribute = new LibraryImportAttribute(libraryName);
+            Assert.Equal(libraryName, attribute.LibraryName);
+        }
+    }
+}