diff --git a/django/db/migrations/autodetector.py b/django/db/migrations/autodetector.py index bf9c2acd26..f1238a3504 100644 --- a/django/db/migrations/autodetector.py +++ b/django/db/migrations/autodetector.py @@ -824,7 +824,7 @@ class MigrationAutodetector: for app_label, model_name, field_name in sorted(self.new_field_keys - self.old_field_keys): old_model_name = self.renamed_models.get((app_label, model_name), model_name) old_model_state = self.from_state.models[app_label, old_model_name] - new_model_state = self.to_state.models[app_label, old_model_name] + new_model_state = self.to_state.models[app_label, model_name] field = new_model_state.get_field(field_name) # Scan to see if this is actually a rename! field_dec = self.deep_deconstruct(field) diff --git a/docs/releases/4.0.2.txt b/docs/releases/4.0.2.txt index e7b9879625..c5176e01fc 100644 --- a/docs/releases/4.0.2.txt +++ b/docs/releases/4.0.2.txt @@ -37,3 +37,6 @@ Bugfixes * Fixed a bug in Django 4.0 that caused a crash of ``QuerySet.aggregate()`` after ``annotate()`` on an aggregate function with a :ref:`default ` (:ticket:`33468`). + +* Fixed a regression in Django 4.0 that caused a crash of ``makemigrations`` + when renaming a field of a renamed model (:ticket:`33480`). diff --git a/tests/migrations/test_autodetector.py b/tests/migrations/test_autodetector.py index bb37af24e3..dddd4e0c94 100644 --- a/tests/migrations/test_autodetector.py +++ b/tests/migrations/test_autodetector.py @@ -1049,6 +1049,26 @@ class AutodetectorTests(TestCase): new_name='renamed_foo', ) + def test_rename_field_with_renamed_model(self): + changes = self.get_changes( + [self.author_name], + [ + ModelState('testapp', 'RenamedAuthor', [ + ('id', models.AutoField(primary_key=True)), + ('renamed_name', models.CharField(max_length=200)), + ]), + ], + MigrationQuestioner({'ask_rename_model': True, 'ask_rename': True}), + ) + self.assertNumberMigrations(changes, 'testapp', 1) + self.assertOperationTypes(changes, 'testapp', 0, ['RenameModel', 'RenameField']) + self.assertOperationAttributes( + changes, 'testapp', 0, 0, old_name='Author', new_name='RenamedAuthor', + ) + self.assertOperationAttributes( + changes, 'testapp', 0, 1, old_name='name', new_name='renamed_name', + ) + def test_rename_model(self): """Tests autodetection of renamed models.""" changes = self.get_changes(