Class Foo

tests/schema/tests.py:532–536

    @isolate_apps("schema")
    def test_char_field_pk_to_auto_field(self):
        class Foo(Model):
            id = CharField(max_length=255, primary_key=True)

            class Meta:
                app_label = "schema"

        with connection.schema_editor() as editor:
            editor.create_model(Foo)