Method test_defer_option_primary_key

test/orm/test_deferred.py:204–227

test #7495 defer option on a PK is not useful, so ignore it

(self, use_wildcard)

    @testing.combinations(True, False, argnames="use_wildcard")
    def test_defer_option_primary_key(self, use_wildcard):
        """test #7495

        defer option on a PK is not useful, so ignore it

        """

        Order, orders = self.classes.Order, self.tables.orders

        self.mapper_registry.map_imperatively(Order, orders)

        if use_wildcard:
            opt = defer("*")
        else:
            opt = defer(Order.id)

        o1 = (
            fixture_session()
            .query(Order)
            .options(opt)
            .order_by(Order.id)
            .first()
        )
        eq_(o1, Order(id=1))

    def test_unsaved(self):
        """Deferred loading does not kick in when just PK cols are set."""