diff --git a/stdlib/src/redis.rs b/stdlib/src/redis.rs
index 8be06367..d1651b5e 100644
--- a/stdlib/src/redis.rs
+++ b/stdlib/src/redis.rs
@@ -30,3 +30,39 @@ impl StdlibRegistry {
         );
     }
 }
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use techscript_runtime::RuntimeContext;
+
+    #[test]
+    fn test_register_redis() {
+        let mut registry = StdlibRegistry::default();
+        registry.register_redis();
+
+        let module = registry
+            .modules
+            .get("std.redis")
+            .expect("Module std.redis should be registered");
+        assert_eq!(module.name, "std.redis");
+        assert_eq!(module.version, "1.0.0");
+
+        let connect_fn = module
+            .exports
+            .get("connect")
+            .expect("connect function should be exported");
+        assert_eq!(connect_fn.arity(), 1);
+
+        let mut ctx = RuntimeContext::new(techscript_runtime::RuntimeConfig::default());
+        let args = vec![RuntimeValue::Str("localhost:6379".to_string())];
+        let result = connect_fn
+            .call(&mut ctx, args)
+            .expect("connect function should succeed");
+
+        assert_eq!(
+            result,
+            RuntimeValue::Str("Redis not yet available".to_string())
+        );
+    }
+}