Method test_sum

test/orm/test_query.py:4309–4319

(self)

class AggregateTest(QueryTest):
    def test_sum(self):
        Order = self.classes.Order

        sess = fixture_session()
        orders = sess.query(Order).filter(Order.id.in_([2, 3, 4]))
        eq_(
            orders.with_entities(
                func.sum(Order.user_id * Order.address_id)
            ).scalar(),
            79,
        )

    def test_apply(self):
        Order = self.classes.Order