Fixed #36029 -- Handled implicit exact lookups in condition depth checks for FilteredRelation.

1 files changed, 13 insertions, 0 deletions

diff --git a/tests/filtered_relation/tests.py b/tests/filtered_relation/tests.py
index 82caba8662..cbf77752df 100644
--- a/tests/filtered_relation/tests.py
+++ b/tests/filtered_relation/tests.py
@@ -668,6 +668,19 @@ class FilteredRelationTests(TestCase):
                 ),
             )
 
+    def test_condition_deeper_relation_name_implicit_exact(self):
+        msg = (
+            "FilteredRelation's condition doesn't support nested relations "
+            "deeper than the relation_name (got 'book__editor__name' for 'book')."
+        )
+        with self.assertRaisesMessage(ValueError, msg):
+            Author.objects.annotate(
+                book_editor=FilteredRelation(
+                    "book",
+                    condition=Q(book__editor__name="b"),
+                ),
+            )
+
     def test_with_empty_relation_name_error(self):
         with self.assertRaisesMessage(ValueError, "relation_name cannot be empty."):
             FilteredRelation("", condition=Q(blank=""))