[4.2.x] Fixed #34466 -- Reallowed setting cursor_factory in DATABASES["options"] on PostgreSQL.

Regression in 09ffc5c1212d4ced58b708cbbf3dfbfb77b782ca.

Backport of 73cbb372baa45d1fdafd571e2f430a980831f722 from main

1 files changed, 18 insertions, 0 deletions

diff --git a/tests/backends/postgresql/tests.py b/tests/backends/postgresql/tests.py
index ab66e7ab0e..5589daa0c2 100644
--- a/tests/backends/postgresql/tests.py
+++ b/tests/backends/postgresql/tests.py
@@ -296,6 +296,24 @@ class Tests(TestCase):
         finally:
             new_connection.close()
 
+    def test_connect_custom_cursor_factory(self):
+        """
+        A custom cursor factory can be configured with DATABASES["options"]
+        ["cursor_factory"].
+        """
+        from django.db.backends.postgresql.base import Cursor
+
+        class MyCursor(Cursor):
+            pass
+
+        new_connection = connection.copy()
+        new_connection.settings_dict["OPTIONS"]["cursor_factory"] = MyCursor
+        try:
+            new_connection.connect()
+            self.assertEqual(new_connection.connection.cursor_factory, MyCursor)
+        finally:
+            new_connection.close()
+
     def test_connect_no_is_usable_checks(self):
         new_connection = connection.copy()
         try: