def test_add(self):
        prio_set_list = event._PrioritizedSetList()
        objs = [(i,) for i in range(5)]

        prio_set_list.add(0, objs[0])
        assert prio_set_list.list == [(0, {objs[0]})]

        prio_set_list.add(0, objs[1])
        assert prio_set_list.list == [(0, {objs[0], objs[1]})]

        prio_set_list.add(10, objs[2])
        assert prio_set_list.list == [(10, {objs[2]}),
                                      (0,  {objs[0], objs[1]})]

        prio_set_list.add(-10, objs[3])
        assert prio_set_list.list == [( 10, {objs[2]}),           # noqa: E201
                                      (  0, {objs[0], objs[1]}),  # noqa: E201
                                      (-10, {objs[3]})]
        prio_set_list.add(-1, objs[4])
        assert prio_set_list.list == [( 10, {objs[2]}),           # noqa: E201
                                      (  0, {objs[0], objs[1]}),  # noqa: E201
                                      ( -1, {objs[4]}),           # noqa: E201
                                      (-10, {objs[3]})]
def __eq__(self, other):
        if isinstance(other, self.__class__):
            return (self.glen == other.glen and
                    self.saddr == other.gaddr and
                    self.saddr == other.saddr)
        elif (hasattr(other, "grp_address_length") and
              hasattr(other, "grp_address") and
              hasattr(other, "src_address")):
            # vl_api_mprefix_t
            if 4 == self.version:
                return (self.glen == other.grp_address_length and
                        self.gaddr == str(other.grp_address.ip4) and
                        self.saddr == str(other.src_address.ip4))
            else:
                return (self.glen == other.grp_address_length and
                        self.gaddr == str(other.grp_address.ip6) and
                        self.saddr == str(other.src_address.ip6))
        return NotImplemented