storage_test.py 文件源码

def test_update_link_to(self):
        for ver in six.moves.range(1, 6):
            for kind in ALL_FOUR:
                self._write_out_kind(kind, ver)
                self.assertEqual(ver, self.test_rc.current_version(kind))
        # pylint: disable=protected-access
        self.test_rc._update_link_to("cert", 3)
        self.test_rc._update_link_to("privkey", 2)
        self.assertEqual(3, self.test_rc.current_version("cert"))
        self.assertEqual(2, self.test_rc.current_version("privkey"))
        self.assertEqual(5, self.test_rc.current_version("chain"))
        self.assertEqual(5, self.test_rc.current_version("fullchain"))
        # Currently we are allowed to update to a version that doesn't exist
        self.test_rc._update_link_to("chain", 3000)
        # However, current_version doesn't allow querying the resulting
        # version (because it's a broken link).
        self.assertEqual(os.path.basename(os.readlink(self.test_rc.chain)),
                         "chain3000.pem")