From ec916aa98cd7978786431fdc42dee974548c14d1 Mon Sep 17 00:00:00 2001
From: Jona Walpert <jona.walpert@stud.unibas.ch>
Date: Wed, 15 Apr 2026 21:04:38 +0200
Subject: [PATCH] Fix: Allowed no-op username changes when new name equals
 current name

---
 .../dbis/cs108/casono/server/domain/user/UserRegistry.java    | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/main/java/ch/unibas/dmi/dbis/cs108/casono/server/domain/user/UserRegistry.java b/src/main/java/ch/unibas/dmi/dbis/cs108/casono/server/domain/user/UserRegistry.java
index 277ad8b..35a7451 100644
--- a/src/main/java/ch/unibas/dmi/dbis/cs108/casono/server/domain/user/UserRegistry.java
+++ b/src/main/java/ch/unibas/dmi/dbis/cs108/casono/server/domain/user/UserRegistry.java
@@ -200,6 +200,10 @@ public class UserRegistry {
             return false;
         }
 
+        if (user.getName().equals(newName)) {
+            return true;
+        }
+
         if (byName.containsKey(newName)) {
             return false;
         }