def test_order(self):
        assert (event.Priority.PRE_CORE
                > event.Priority.CORE
                > event.Priority.POST_CORE
                > event.Priority.PRE_DEFAULT
                > event.Priority.DEFAULT
                > event.Priority.POST_DEFAULT)
def test_can_write_identifier_containing_back_ticks(self):
        escaped = cypher_escape("foo `bar`")
        assert escaped == "`foo ``bar```"