Fixed #25772 -- Corrected __len lookup on ArrayField for empty arrays.

2025-10-24 06:06:09 +00:00 · 2015-11-22 02:59:37 +02:00
parent a3708fda35
commit 88fc9e2826
3 changed files with 15 additions and 1 deletions
--- a/tests/postgres_tests/test_array.py
+++ b/tests/postgres_tests/test_array.py
@@ -231,6 +231,13 @@ class TestQuerying(PostgreSQLTestCase):
            self.objs[0:3]
        )

+    def test_len_empty_array(self):
+        obj = NullableIntegerArrayModel.objects.create(field=[])
+        self.assertSequenceEqual(
+            NullableIntegerArrayModel.objects.filter(field__len=0),
+            [obj]
+        )
+
    def test_slice(self):
        self.assertSequenceEqual(
            NullableIntegerArrayModel.objects.filter(field__0_1=[2]),