From ac128483c6901e740c9def5634d13b8e21f9d26e Mon Sep 17 00:00:00 2001
From: "google-labs-jules[bot]"
 <161369871+google-labs-jules[bot]@users.noreply.github.com>
Date: Tue, 8 Sep 2026 08:21:45 +0000
Subject: [PATCH] Add test for module registration in csv.rs

Added a unit test `test_register_csv` to `stdlib/src/csv.rs` to ensure
the `std.csv` module is correctly registered in the standard library registry,
filling a testing gap.

Co-authored-by: Tcode-Motion <188012755+Tcode-Motion@users.noreply.github.com>
---
 stdlib/src/csv.rs | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/stdlib/src/csv.rs b/stdlib/src/csv.rs
index aac9fcef..d910082d 100644
--- a/stdlib/src/csv.rs
+++ b/stdlib/src/csv.rs
@@ -73,3 +73,26 @@ impl StdlibRegistry {
         );
     }
 }
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use std::collections::HashMap;
+
+    #[test]
+    fn test_register_csv() {
+        let mut registry = StdlibRegistry {
+            modules: HashMap::new(),
+        };
+
+        registry.register_csv();
+
+        assert!(registry.has_module("std.csv"));
+
+        let module = registry.get_module("std.csv").unwrap();
+        assert_eq!(module.name, "std.csv");
+        assert_eq!(module.version, "1.0.0");
+        assert!(module.exports.contains_key("parse"));
+        assert!(module.exports.contains_key("stringify"));
+    }
+}