diff --git a/tests/data/preview/comments7.py b/tests/data/preview/comments7.py
index 5b8896b8f64..0655de999ec 100644
--- a/tests/data/preview/comments7.py
+++ b/tests/data/preview/comments7.py
@@ -137,6 +137,11 @@ def test_fails_invalid_post_data(
         "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"  # aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
     ),
 ]
+[
+    (  # aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
+        "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"  # aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
+    ),
+]
 
 # output
 
@@ -296,4 +301,8 @@ def test_fails_invalid_post_data(
         "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
     ),
 ]
-
+[
+    (  # aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
+        "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"  # aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
+    ),
+]