Fixed #35350 -- Fixed save() with pk set on models with GeneratedFields.

Thanks Matt Hegarty for the report and Simon Charette and Natalia Bidart for the reviews.

Regression in f333e35.

1 files changed, 6 insertions, 0 deletions

diff --git a/tests/model_fields/test_generatedfield.py b/tests/model_fields/test_generatedfield.py
index 641ce591e4..2fbfe3c82a 100644
--- a/tests/model_fields/test_generatedfield.py
+++ b/tests/model_fields/test_generatedfield.py
@@ -207,6 +207,12 @@ class GeneratedFieldTestMixin:
         m.refresh_from_db()
         self.assertEqual(m.field, 8)
 
+    def test_save_model_with_pk(self):
+        m = self.base_model(pk=1, a=1, b=2)
+        m.save()
+        m = self._refresh_if_needed(m)
+        self.assertEqual(m.field, 3)
+
     def test_save_model_with_foreign_key(self):
         fk_object = Foo.objects.create(a="abc", d=Decimal("12.34"))
         m = self.base_model(a=1, b=2, fk=fk_object)