Method test_ad_hoc_lazy

test/orm/test_attributes.py:3981–3988

(self)

        assert_warns(Warning, coll.append, B())

    def test_ad_hoc_lazy(self):
        A, B = self.A, self.B
        a1 = A()
        coll = a1.bs
        a1.bs.append(B())
        state = attributes.instance_state(a1)
        _set_callable(state, state.dict, "bs", lambda: B())
        assert_warns(Warning, coll.append, B())