utils.py 文件源码

def test_simple(self):
        d = LRUCache(3)
        d["a"] = 1
        d["b"] = 2
        d["c"] = 3
        d["a"]
        d["d"] = 4
        assert len(d) == 3
        assert 'a' in d and 'c' in d and 'd' in d and 'b' not in d