Method test_loader_options

test/orm/test_merge.py:58–86

(self)

        return canary

    def test_loader_options(self):
        User, Address, addresses, users = (
            self.classes.User,
            self.classes.Address,
            self.tables.addresses,
            self.tables.users,
        )

        self.mapper(
            User,
            users,
            properties={"addresses": relationship(Address, backref="user")},
        )
        self.mapper(Address, addresses)

        s = fixture_session()
        u = User(
            id=7,
            name="fred",
            addresses=[Address(id=1, email_address="jack@bean.com")],
        )
        s.add(u)
        s.commit()
        s.close()

        u = User(id=7, name="fred")
        u2 = s.merge(u, options=[selectinload(User.addresses)])

        eq_(len(u2.__dict__["addresses"]), 1)

    def test_transient_to_pending(self):
        User, users = self.classes.User, self.tables.users