cache.py 文件源码

def test_filesystemcache_prune(self):
        THRESHOLD = 13
        tmp_dir = tempfile.mkdtemp()
        c = cache.FileSystemCache(cache_dir=tmp_dir, threshold=THRESHOLD)
        for i in range(2 * THRESHOLD):
            c.set(str(i), i)
        cache_files = os.listdir(tmp_dir)
        shutil.rmtree(tmp_dir)
        assert len(cache_files) <= THRESHOLD