def test_bool(self):
        prio_set_list = event._PrioritizedSetList()

        assert bool(prio_set_list) is False

        prio_set_list.add(0, None)
        assert bool(prio_set_list) is True
def test_can_write_identifier_with_odd_chars(self):
        escaped = cypher_escape("foo bar")
        assert escaped == "`foo bar`"