Add tests

src/EditorFeatures/CSharpTest/Diagnostics/GenerateMethod/GenerateMethodTests.cs

@@ -2513,6 +2513,78 @@ internal void M()
 }");
         }
 
+        [WorkItem(48064, "https://github.com/dotnet/roslyn/issues/48064")]
+        [Fact, Trait(Traits.Feature, Traits.Features.CodeActionsGenerateMethod)]
+        public async Task TestInvocationWithinSynchronousForEach()
+        {
+            await TestInRegularAndScriptAsync(
+@"class C
+{
+    void M(ISomeInterface _someInterface)
+    {
+         foreach (var item in _someInterface.[|GetItems|]())
+         {
+         }
+    }
+}
+
+interface ISomeInterface
+{
+}",
+@"using System.Collections.Generic;
+
+class C
+{
+    void M(ISomeInterface _someInterface)
+    {
+         foreach (var item in _someInterface.GetItems())
+         {
+         }
+    }
+}
+
+interface ISomeInterface
+{
+    IEnumerable<object> GetItems();
+}");
+        }
+
+        [WorkItem(48064, "https://github.com/dotnet/roslyn/issues/48064")]
+        [Fact, Trait(Traits.Feature, Traits.Features.CodeActionsGenerateMethod)]
+        public async Task TestInvocationWithinAsynchronousForEach()
+        {
+            await TestInRegularAndScriptAsync(
+@"class C
+{
+    async void M(ISomeInterface _someInterface)
+    {
+         await foreach (var item in _someInterface.[|GetItems|]())
+         {
+         }
+    }
+}
+
+interface ISomeInterface
+{
+}",
+@"using System.Collections.Generic;
+
+class C
+{
+    async void M(ISomeInterface _someInterface)
+    {
+         await foreach (var item in _someInterface.GetItems())
+         {
+         }
+    }
+}
+
+interface ISomeInterface
+{
+    IAsyncEnumerable<object> GetItems();
+}");
+        }
+
         [Fact, Trait(Traits.Feature, Traits.Features.CodeActionsGenerateMethod)]
         public async Task TestInvocationOffOfAnotherMethodCall()
         {