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_ccode_functions():
    assert ccode(sin(x) ** cos(x)) == "pow(sin(x), cos(x))"