local.py 文件源码

def test_local_stack(self):
        ident = local.get_ident()

        ls = local.LocalStack()
        assert ident not in ls._local.__storage__
        assert ls.top is None
        ls.push(42)
        assert ident in ls._local.__storage__
        assert ls.top == 42
        ls.push(23)
        assert ls.top == 23
        ls.pop()
        assert ls.top == 42
        ls.pop()
        assert ls.top is None
        assert ls.pop() is None
        assert ls.pop() is None

        proxy = ls()
        ls.push([1, 2])
        assert proxy == [1, 2]
        ls.push((1, 2))
        assert proxy == (1, 2)
        ls.pop()
        ls.pop()
        assert repr(proxy) == '<LocalProxy unbound>'

        assert ident not in ls._local.__storage__