def METHOD_NAME(self):
    foo = []
    ls = local.LocalProxy(lambda: foo)
    ls.append(42)
    ls.append(23)
    ls[1:] = [1, 2, 3]
    assert foo == [42, 1, 2, 3]
    assert repr(foo) == repr(ls)
    assert foo[0] == 42
    foo += [1]
    assert list(foo) == [42, 1, 2, 3, 1]