Method test_expired

test/orm/test_attributes.py:3951–3958

(self)

        _register_attribute(A, "bs", uselist=True, useobject=True)

    def test_expired(self):
        A, B = self.A, self.B
        a1 = A()
        coll = a1.bs
        a1.bs.append(B())
        state = attributes.instance_state(a1)
        state._expire(state.dict, set())
        assert_warns(Warning, coll.append, B())

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