1 files changed, 4 insertions, 0 deletions
diff --git a/tests/postgres_tests/test_aggregates.py b/tests/postgres_tests/test_aggregates.py
index af84f12e91..a1dbe4441c 100644
--- a/tests/postgres_tests/test_aggregates.py
+++ b/tests/postgres_tests/test_aggregates.py
@@ -169,6 +169,10 @@ class TestGeneralAggregate(PostgreSQLTestCase):
         with self.assertRaises(TypeError):
             AggregateTestModel.objects.aggregate(stringagg=StringAgg('char_field'))
 
+    def test_string_agg_delimiter_escaping(self):
+        values = AggregateTestModel.objects.aggregate(stringagg=StringAgg('char_field', delimiter="'"))
+        self.assertEqual(values, {'stringagg': "Foo1'Foo2'Foo4'Foo3"})
+
     def test_string_agg_charfield(self):
         values = AggregateTestModel.objects.aggregate(stringagg=StringAgg('char_field', delimiter=';'))
         self.assertEqual(values, {'stringagg': 'Foo1;Foo2;Foo4;Foo3'})