Visitor fixes (#4217)

packages/http-client-csharp/generator/Microsoft.Generator.CSharp/src/LibraryVisitor.cs

@@ -96,17 +96,17 @@ namespace Microsoft.Generator.CSharp
 
         protected internal virtual TypeProvider? Visit(InputModelType model, TypeProvider? type)
         {
-            return new ModelProvider(model);
+            return type;
         }
 
         protected internal virtual PropertyProvider? Visit(InputModelProperty property, PropertyProvider? propertyProvider)
         {
-            return new PropertyProvider(property);
+            return propertyProvider;
         }
 
         protected internal virtual TypeProvider? Visit(InputEnumType enumType, TypeProvider? type)
         {
-            return EnumProvider.Create(enumType, type);
+            return type;
         }
 
         protected virtual TypeProvider? Visit(TypeProvider type)

packages/http-client-csharp/generator/Microsoft.Generator.CSharp/src/TypeFactory.cs

@@ -206,7 +206,7 @@ namespace Microsoft.Generator.CSharp
             }
             foreach (var visitor in Visitors)
             {
-                type = visitor.Visit(enumType, declaringType);
+                type = visitor.Visit(enumType, type);
             }
             return type;
         }

packages/http-client-csharp/generator/Microsoft.Generator.CSharp/test/InputLibraryVisitorTests.cs

@@ -57,7 +57,7 @@ namespace Microsoft.Generator.CSharp.Tests
 
             _mockVisitor.Protected().Verify<TypeProvider>("Visit", Times.Once(), inputModel, ItExpr.Is<ModelProvider>(m => m.Name == new ModelProvider(inputModel).Name));
 
-            _mockVisitor.Protected().Verify<TypeProvider>("Visit", Times.Once(), inputEnum, ItExpr.IsNull<EnumProvider>());
+            _mockVisitor.Protected().Verify<TypeProvider>("Visit", Times.Once(), inputEnum, ItExpr.Is<EnumProvider>(m => m.Name == EnumProvider.Create(inputEnum, null).Name));
         }
 
         [Test]
@@ -117,7 +117,7 @@ namespace Microsoft.Generator.CSharp.Tests
                 {
                     return null;
                 }
-                return base.Visit(inputModelProperty, propertyProvider);
+                return new PropertyProvider(inputModelProperty);
             }
         }
     }