test: service macro comments #3472

actix-web/CHANGES.md

@@ -4,6 +4,7 @@
 
 - Minimum supported Rust version (MSRV) is now 1.75.
 - On Windows platforms, produce an error when invoking `HttpServer::bind` on a socket that's already in use. See [issue 2958](https://github.com/actix/actix-web/issues/2958).
+- Service macro comments are now filtered out see [issue 3472](https://github.com/actix/actix-web/issues/3472).
 
 ## 4.9.0
 

actix-web/tests/test_service.rs

@@ -0,0 +1,40 @@
+#[cfg(test)]
+mod tests {
+    use actix_web::services;
+
+    #[test]
+    fn test_define_services_macro_with_multiple_arguments() {
+        let result = services!(1, 2, 3);
+        assert_eq!(result, (1, 2, 3));
+    }
+
+    #[test]
+    fn test_define_services_macro_with_single_argument() {
+        let result = services!(1);
+        assert_eq!(result, (1,));
+    }
+
+    #[test]
+    fn test_define_services_macro_with_no_arguments() {
+        let result = services!();
+        result
+    }
+
+    #[test]
+    fn test_define_services_macro_with_trailing_comma() {
+        let result = services!(1, 2, 3,);
+        assert_eq!(result, (1, 2, 3));
+    }
+
+    #[test]
+    fn test_define_services_macro_with_comments_in_arguments() {
+        let result = services!(
+            1, // First comment
+            2, // Second comment
+            3  // Third comment
+        );
+
+        // Assert that comments are ignored and it correctly returns a tuple.
+        assert_eq!(result, (1, 2, 3));
+    }
+}