Method test_pop_existing

test/orm/test_attributes.py:3972–3979

(self)

        assert len(coll) == 2

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

    def test_ad_hoc_lazy(self):
        A, B = self.A, self.B