Update SA1101 for static local functions

Author: sharwell

StyleCop.Analyzers/StyleCop.Analyzers.Test.CSharp7/ReadabilityRules/SA1101CSharp7UnitTests.cs

@@ -121,6 +121,18 @@ public class TestClass
 {
     private int foobar = 1;
 
+    public int Foo()
+    {
+        int Quux<T>() => {|#0:foobar|};
+        return Quux<int>();
+    }
+}
+";
+            var fixedCode = @"
+public class TestClass
+{
+    private int foobar = 1;
+
     public int Foo()
     {
         int Quux<T>() => this.foobar;
@@ -129,7 +141,46 @@ public int Foo()
 }
 ";
 
-            await VerifyCSharpDiagnosticAsync(testCode, DiagnosticResult.EmptyDiagnosticResults, CancellationToken.None).ConfigureAwait(false);
+            DiagnosticResult[] expected =
+            {
+                Diagnostic().WithLocation(0),
+            };
+
+            await VerifyCSharpFixAsync(testCode, expected, fixedCode, CancellationToken.None).ConfigureAwait(false);
+        }
+
+        [Fact]
+        [WorkItem(3005, "https://github.com/DotNetAnalyzers/StyleCopAnalyzers/issues/3005")]
+        public async Task TestLocalFunctionRequiresThisAsync()
+        {
+            var testCode = @"public class TestClass
+{
+    private int field;
+
+    public int Method()
+    {
+        int Local() => {|#0:field|};
+        return Local();
+    }
+}";
+
+            var fixedCode = @"public class TestClass
+{
+    private int field;
+
+    public int Method()
+    {
+        int Local() => this.field;
+        return Local();
+    }
+}";
+
+            DiagnosticResult[] expected =
+            {
+                Diagnostic().WithLocation(0),
+            };
+
+            await VerifyCSharpFixAsync(testCode, expected, fixedCode, CancellationToken.None).ConfigureAwait(false);
         }
     }
 }

StyleCop.Analyzers/StyleCop.Analyzers.Test.CSharp8/ReadabilityRules/SA1101CSharp8UnitTests.cs

@@ -14,6 +14,25 @@ namespace StyleCop.Analyzers.Test.CSharp8.ReadabilityRules
 
     public partial class SA1101CSharp8UnitTests : SA1101CSharp7UnitTests
     {
+        [Fact]
+        [WorkItem(3005, "https://github.com/DotNetAnalyzers/StyleCopAnalyzers/issues/3005")]
+        public async Task TestStaticLocalFunctionCallAsync()
+        {
+            var testCode = @"public class TestClass
+{
+    public void Method()
+    {
+        static void LocalFunction()
+        {
+        }
+
+        LocalFunction();
+    }
+}";
+
+            await VerifyCSharpDiagnosticAsync(testCode, DiagnosticResult.EmptyDiagnosticResults, CancellationToken.None).ConfigureAwait(false);
+        }
+
         [Fact]
         [WorkItem(3472, "https://github.com/DotNetAnalyzers/StyleCopAnalyzers/issues/3472")]
         public async Task TestPropertyPatternAsync()