Added aditional test to "ForeachToFor" refactoring (#60186)

src/EditorFeatures/CSharpTest/ConvertForEachToFor/ConvertForEachToForTests.cs

@@ -27,7 +27,7 @@ protected override CodeRefactoringProvider CreateCodeRefactoringProvider(
         private readonly CodeStyleOption2<bool> onWithSilent = new CodeStyleOption2<bool>(true, NotificationOption2.Silent);
 
         private OptionsCollection ImplicitTypeEverywhere
-            => new OptionsCollection(GetLanguage())
+            => new(GetLanguage())
             {
                 { CSharpCodeStyleOptions.VarElsewhere, onWithSilent },
                 { CSharpCodeStyleOptions.VarWhenTypeIsApparent, onWithSilent },
@@ -1788,6 +1788,40 @@ void Method()
             await TestInRegularAndScriptAsync(text, expected);
         }
 
+        [WorkItem(50469, "https://github.com/dotnet/roslyn/issues/50469")]
+        [Fact, Trait(Traits.Feature, Traits.Features.CodeActionsConvertForEachToFor)]
+        public async Task PreventExplicitCastToVar()
+        {
+            var text = @"
+class Test
+{
+    void Method()
+    {
+        var items = new[] { new { x = 1 } };
+
+        foreach [||] (var item in items)
+        {
+        }
+    }
+}
+";
+            var expected = @"
+class Test
+{
+    void Method()
+    {
+        var items = new[] { new { x = 1 } };
+
+        for (int {|Rename:i|} = 0; i < items.Length; i++)
+        {
+            var item = items[i];
+        }
+    }
+}
+";
+            await TestInRegularAndScriptAsync(text, expected);
+        }
+
         [Fact, Trait(Traits.Feature, Traits.Features.CodeActionsConvertForEachToFor)]
         public async Task NotAssignable()
         {