Method test_default_cascade

test/orm/test_cascade.py:4531–4555

(self)

        assert u1.orders

    def test_default_cascade(self):
        User, Order, orders, users = (
            self.classes.User,
            self.classes.Order,
            self.tables.orders,
            self.tables.users,
        )

        self.mapper_registry.map_imperatively(Order, orders)
        umapper = self.mapper_registry.map_imperatively(
            User,
            users,
            properties={
                "orders": relationship(
                    Order,
                    primaryjoin=(
                        self.tables.users.c.id
                        == foreign(self.tables.orders.c.user_id)
                    ),
                    viewonly=True,
                )
            },
        )

        eq_(umapper.attrs["orders"].cascade, {"merge"})


class CollectionCascadesNoBackrefTest(fixtures.TestBase):