Method test_list

test/orm/test_attributes.py:529–583

(self)

        eq_(m2.b, 12)

    def test_list(self):
        class User:
            pass

        class Address:
            pass

        instrumentation.register_class(User)
        instrumentation.register_class(Address)
        _register_attribute(User, "user_id", uselist=False, useobject=False)
        _register_attribute(User, "user_name", uselist=False, useobject=False)
        _register_attribute(User, "addresses", uselist=True, useobject=True)
        _register_attribute(
            Address, "address_id", uselist=False, useobject=False
        )
        _register_attribute(
            Address, "email_address", uselist=False, useobject=False
        )

        u = User()
        u.user_id = 7
        u.user_name = "john"
        u.addresses = []
        a = Address()
        a.address_id = 10
        a.email_address = "lala@123.com"
        u.addresses.append(a)

        self.assert_(
            u.user_id == 7
            and u.user_name == "john"
            and u.addresses[0].email_address == "lala@123.com"
        )
        (
            u,
            attributes.instance_state(a)._commit_all(
                attributes.instance_dict(a)
            ),
        )
        self.assert_(
            u.user_id == 7
            and u.user_name == "john"
            and u.addresses[0].email_address == "lala@123.com"
        )

        u.user_name = "heythere"
        a = Address()
        a.address_id = 11
        a.email_address = "foo@bar.com"
        u.addresses.append(a)

        eq_(u.user_id, 7)
        eq_(u.user_name, "heythere")
        eq_(u.addresses[0].email_address, "lala@123.com")
        eq_(u.addresses[1].email_address, "foo@bar.com")

    def test_lazytrackparent(self):
        """test that the "hasparent" flag works properly