From 816cf9ed88ce101a07dbc824975cc323b30e17eb Mon Sep 17 00:00:00 2001
From: Marco Marra <marcomarra@thirona.eu>
Date: Mon, 12 Jan 2026 10:43:04 +0100
Subject: [PATCH] Add test case to test log entry changes_str property for m2m
 changes.

---
 auditlog_tests/tests.py | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/auditlog_tests/tests.py b/auditlog_tests/tests.py
index aba766e..5945bd5 100644
--- a/auditlog_tests/tests.py
+++ b/auditlog_tests/tests.py
@@ -494,6 +494,14 @@ class ManyRelatedModelTest(TestCase):
             },
         )
 
+    def test_changes_str(self):
+        self.obj.related.add(self.related)
+        log_entry = self.obj.history.first()
+        self.assertEqual(
+            log_entry.changes_str,
+            f"related: add {[smart_str(self.related)]}"
+        )
+
     def test_adding_existing_related_obj(self):
         self.obj.related.add(self.related)
         log_entry = self.obj.history.first()