mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-21 05:48:23 +00:00
212 lines
6.4 KiB
Python
212 lines
6.4 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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import pytest
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from trezorlib import device, exceptions, messages
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from .. import buttons
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from ..common import MNEMONIC12
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def do_recover_legacy(client, mnemonic, **kwargs):
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def input_callback(_):
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word, pos = client.debug.read_recovery_word()
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if pos != 0:
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word = mnemonic[pos - 1]
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mnemonic[pos - 1] = None
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assert word is not None
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return word
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ret = device.recover(
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client,
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dry_run=True,
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word_count=len(mnemonic),
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type=messages.RecoveryDeviceType.ScrambledWords,
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input_callback=input_callback,
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**kwargs
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)
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# if the call succeeded, check that all words have been used
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assert all(m is None for m in mnemonic)
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return ret
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def do_recover_core(client, mnemonic, **kwargs):
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def input_flow():
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yield
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layout = client.debug.wait_layout()
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assert "check the recovery seed" in layout.text.replace("\n", " ")
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client.debug.click(buttons.OK)
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yield
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layout = client.debug.wait_layout()
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assert "Select number of words" in layout.text
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client.debug.click(buttons.OK)
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yield
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layout = client.debug.wait_layout()
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assert layout.text == "WordSelector"
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# click the number
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word_option_offset = 6
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word_options = (12, 18, 20, 24, 33)
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index = word_option_offset + word_options.index(len(mnemonic))
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client.debug.click(buttons.grid34(index % 3, index // 3))
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yield
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layout = client.debug.wait_layout()
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assert "Enter recovery seed" in layout.text
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client.debug.click(buttons.OK)
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yield
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for word in mnemonic:
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client.debug.wait_layout()
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client.debug.input(word)
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yield
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client.debug.wait_layout()
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client.debug.click(buttons.OK)
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with client:
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client.watch_layout()
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client.set_input_flow(input_flow)
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return device.recover(client, dry_run=True, **kwargs)
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def do_recover(client, mnemonic):
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if client.features.model == "1":
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return do_recover_legacy(client, mnemonic)
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else:
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return do_recover_core(client, mnemonic)
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@pytest.mark.setup_client(mnemonic=MNEMONIC12)
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def test_dry_run(client):
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ret = do_recover(client, MNEMONIC12.split(" "))
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assert isinstance(ret, messages.Success)
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@pytest.mark.setup_client(mnemonic=MNEMONIC12)
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def test_seed_mismatch(client):
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with pytest.raises(
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exceptions.TrezorFailure, match="does not match the one in the device"
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):
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do_recover(client, ["all"] * 12)
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@pytest.mark.skip_t2
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def test_invalid_seed_t1(client):
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with pytest.raises(exceptions.TrezorFailure, match="Invalid seed"):
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do_recover(client, ["stick"] * 12)
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@pytest.mark.skip_t1
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def test_invalid_seed_core(client):
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def input_flow():
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yield
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layout = client.debug.wait_layout()
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assert "check the recovery seed" in layout.text.replace("\n", " ")
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client.debug.click(buttons.OK)
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yield
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layout = client.debug.wait_layout()
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assert "Select number of words" in layout.text
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client.debug.click(buttons.OK)
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yield
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layout = client.debug.wait_layout()
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assert layout.text == "WordSelector"
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# select 12 words
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client.debug.click(buttons.grid34(0, 2))
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yield
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layout = client.debug.wait_layout()
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assert "Enter recovery seed" in layout.text
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client.debug.click(buttons.OK)
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yield
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for _ in range(12):
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layout = client.debug.wait_layout()
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assert layout.text == "Bip39Keyboard"
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client.debug.input("stick")
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br = yield
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layout = client.debug.wait_layout()
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assert br.code == messages.ButtonRequestType.Warning
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assert "invalid recovery seed" in layout.text
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client.debug.click(buttons.OK)
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yield
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# retry screen
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layout = client.debug.wait_layout()
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assert "Select number of words" in layout.text
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client.debug.click(buttons.CANCEL)
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yield
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layout = client.debug.wait_layout()
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assert "abort" in layout.text
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client.debug.click(buttons.OK)
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with client:
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client.watch_layout()
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client.set_input_flow(input_flow)
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with pytest.raises(exceptions.Cancelled):
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return device.recover(client, dry_run=True)
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@pytest.mark.setup_client(uninitialized=True)
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def test_uninitialized(client):
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with pytest.raises(exceptions.TrezorFailure, match="not initialized"):
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do_recover(client, ["all"] * 12)
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DRY_RUN_ALLOWED_FIELDS = ("dry_run", "word_count", "enforce_wordlist", "type")
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def _make_bad_params():
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"""Generate a list of field names that must NOT be set on a dry-run message,
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and default values of the appropriate type.
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"""
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for field in messages.RecoveryDevice.FIELDS.values():
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if field.name in DRY_RUN_ALLOWED_FIELDS:
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continue
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if "int" in field.type:
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yield field.name, 1
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elif field.type == "bool":
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yield field.name, True
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elif field.type == "string":
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yield field.name, "test"
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else:
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# Someone added a field to RecoveryDevice of a type that has no assigned
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# default value. This test must be fixed.
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raise RuntimeError("unknown field in RecoveryDevice")
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@pytest.mark.parametrize("field_name, field_value", _make_bad_params())
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def test_bad_parameters(client, field_name, field_value):
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msg = messages.RecoveryDevice(
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dry_run=True,
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word_count=12,
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enforce_wordlist=True,
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type=messages.RecoveryDeviceType.ScrambledWords,
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)
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setattr(msg, field_name, field_value)
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with pytest.raises(
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exceptions.TrezorFailure, match="Forbidden field set in dry-run"
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):
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client.call(msg)
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