mirror of
https://github.com/trezor/trezor-firmware.git
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124 lines
4.7 KiB
Python
124 lines
4.7 KiB
Python
# This file is part of the Trezor project.
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#
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# Copyright (C) 2012-2019 SatoshiLabs and contributors
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#
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# This library is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License version 3
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# as published by the Free Software Foundation.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the License along with this library.
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# If not, see <https://www.gnu.org/licenses/lgpl-3.0.html>.
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from contextlib import contextmanager
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from typing import TYPE_CHECKING, Generator
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import pytest
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from trezorlib import device, exceptions, messages
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from ..common import MNEMONIC12, MNEMONIC_SLIP39_BASIC_20_3of6
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from . import recovery
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if TYPE_CHECKING:
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from trezorlib.debuglink import DebugLink
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from ..device_handler import BackgroundDeviceHandler
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pytestmark = pytest.mark.models("core")
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@contextmanager
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def prepare_recovery_and_evaluate(
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device_handler: "BackgroundDeviceHandler",
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) -> Generator["DebugLink", None, None]:
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features = device_handler.features()
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debug = device_handler.debuglink()
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assert features.initialized is False
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device_handler.run(device.recover, pin_protection=False) # type: ignore
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yield debug
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device_handler.result()
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features = device_handler.features()
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assert features.initialized is True
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assert features.recovery_status == messages.RecoveryStatus.Nothing
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@pytest.mark.setup_client(uninitialized=True)
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def test_recovery_slip39_basic(device_handler: "BackgroundDeviceHandler"):
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with prepare_recovery_and_evaluate(device_handler) as debug:
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recovery.confirm_recovery(debug)
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recovery.select_number_of_words(debug)
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recovery.enter_shares(debug, MNEMONIC_SLIP39_BASIC_20_3of6)
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recovery.finalize(debug)
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@pytest.mark.setup_client(uninitialized=True)
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def test_recovery_bip39(device_handler: "BackgroundDeviceHandler"):
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with prepare_recovery_and_evaluate(device_handler) as debug:
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recovery.confirm_recovery(debug)
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recovery.select_number_of_words(debug, num_of_words=12)
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recovery.enter_seed(debug, MNEMONIC12.split())
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recovery.finalize(debug)
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@pytest.mark.setup_client(uninitialized=True)
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def test_recovery_bip39_previous_word(device_handler: "BackgroundDeviceHandler"):
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with prepare_recovery_and_evaluate(device_handler) as debug:
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recovery.confirm_recovery(debug)
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recovery.select_number_of_words(debug, num_of_words=12)
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seed_words: list[str] = MNEMONIC12.split()
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bad_indexes = {1: seed_words[-1], 7: seed_words[0]}
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recovery.enter_seed_previous_correct(debug, seed_words, bad_indexes)
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recovery.finalize(debug)
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def test_recovery_cancel_issue4613(device_handler: "BackgroundDeviceHandler"):
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"""Test for issue fixed in PR #4613: After aborting the recovery flow from host
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side, it was impossible to exit recovery until device was restarted."""
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debug = device_handler.debuglink()
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# initiate and confirm the recovery
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device_handler.run(device.recover, type=messages.RecoveryType.DryRun)
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recovery.confirm_recovery(debug, title="recovery__title_dry_run")
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# select number of words
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recovery.select_number_of_words(debug, num_of_words=12)
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# abort the process running the recovery from host
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device_handler.kill_task()
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# Now Trezor is hanging, waiting for user interaction, but nobody is communicating
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# from the host side.
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# Reopen client and debuglink, closed by kill_task
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device_handler.client.open()
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debug = device_handler.debuglink()
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# Ping the Trezor with an Initialize message (listed in DO_NOT_RESTART)
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try:
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features = device_handler.client.call(messages.Initialize())
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except exceptions.Cancelled:
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# due to a related problem, the first call in this situation will return
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# a Cancelled failure. This test does not care, we just retry.
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features = device_handler.client.call(messages.Initialize())
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assert features.recovery_status == messages.RecoveryStatus.Recovery
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# Trezor is sitting in recovery_homescreen now, waiting for the user to select
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# number of words
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recovery.select_number_of_words(debug, num_of_words=12)
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# Trezor is waiting at "enter any word" screen, which has a Cancel button
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recovery.cancel_recovery(debug)
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# We should be back at homescreen
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layout = debug.read_layout()
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assert layout.main_component() == "Homescreen"
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features = device_handler.client.refresh_features()
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assert features.recovery_status == messages.RecoveryStatus.Nothing
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