From 3983b32a87b65f3ddb7203760210a28f691c7f48 Mon Sep 17 00:00:00 2001
From: ahmedabdelkabier <ahmadabdulkabier55@yahoo.com>
Date: Thu, 15 Dec 2022 19:57:34 +0200
Subject: [PATCH] Add file-local class test for CA1812

---
 .../AvoidUninstantiatedInternalClassesTests.cs       | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/NetAnalyzers/UnitTests/Microsoft.CodeQuality.Analyzers/Maintainability/AvoidUninstantiatedInternalClassesTests.cs b/src/NetAnalyzers/UnitTests/Microsoft.CodeQuality.Analyzers/Maintainability/AvoidUninstantiatedInternalClassesTests.cs
index d876245601..b5ef69b745 100644
--- a/src/NetAnalyzers/UnitTests/Microsoft.CodeQuality.Analyzers/Maintainability/AvoidUninstantiatedInternalClassesTests.cs
+++ b/src/NetAnalyzers/UnitTests/Microsoft.CodeQuality.Analyzers/Maintainability/AvoidUninstantiatedInternalClassesTests.cs
@@ -17,6 +17,18 @@ namespace Microsoft.CodeQuality.Analyzers.Maintainability.UnitTests
 {
     public class AvoidUninstantiatedInternalClassesTests
     {
+        [Fact, WorkItem(6049, "https://github.com/dotnet/roslyn-analyzers/issues/6049")]
+        public async Task CA1812_CSharp_Diagnostic_FileUninstantiatedInternalClassAsync()
+        {
+            const string source = "file class [|C|] { }";
+            await new VerifyCS.Test
+            {
+                TestCode = source,
+                FixedCode = source,
+                LanguageVersion = CodeAnalysis.CSharp.LanguageVersion.CSharp11,
+            }.RunAsync();
+        }
+
         [Fact]
         public async Task CA1812_CSharp_Diagnostic_UninstantiatedInternalClassAsync()
         {