# This file is part of the Trezor project. # # Copyright (C) 2012-2019 SatoshiLabs and contributors # # This library is free software: you can redistribute it and/or modify # it under the terms of the GNU Lesser General Public License version 3 # as published by the Free Software Foundation. # # This library is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU Lesser General Public License for more details. # # You should have received a copy of the License along with this library. # If not, see <https://www.gnu.org/licenses/lgpl-3.0.html>. from trezorlib import fido def test_u2f_counter(client): assert fido.get_next_counter(client) == 0 assert fido.get_next_counter(client) == 1 fido.set_counter(client, 111111) assert fido.get_next_counter(client) == 111112 assert fido.get_next_counter(client) == 111113 fido.set_counter(client, 0) assert fido.get_next_counter(client) == 1