diff --git a/auditlog_tests/tests.py b/auditlog_tests/tests.py
index 0e3e53d..a79b0db 100644
--- a/auditlog_tests/tests.py
+++ b/auditlog_tests/tests.py
@@ -1279,6 +1279,7 @@ class DiffMsgTest(TestCase):
             {"field one": ["value before deletion", None], "field two": [11, None]},
         )
 
+        self.assertEqual(self.admin.msg_short(log_entry), "")
         self.assertEqual(
             self.admin.msg(log_entry),
             (
@@ -1299,6 +1300,9 @@ class DiffMsgTest(TestCase):
             },
         )
 
+        self.assertEqual(
+            self.admin.msg_short(log_entry), "2 changes: field two, field one"
+        )
         self.assertEqual(
             self.admin.msg(log_entry),
             (
@@ -1319,6 +1323,9 @@ class DiffMsgTest(TestCase):
             },
         )
 
+        self.assertEqual(
+            self.admin.msg_short(log_entry), "2 changes: field two, field one"
+        )
         self.assertEqual(
             self.admin.msg(log_entry),
             (
@@ -1343,6 +1350,7 @@ class DiffMsgTest(TestCase):
             },
         )
 
+        self.assertEqual(self.admin.msg_short(log_entry), "1 change: some_m2m_field")
         self.assertEqual(
             self.admin.msg(log_entry),
             (