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trezor-firmware/tests/device_tests/test_zerosig.py
2019-09-12 14:41:05 +02:00

79 lines
2.5 KiB
Python

# 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>.
import pytest
from trezorlib import btc, messages as proto
from ..common import MNEMONIC12
from ..tx_cache import tx_cache
TXHASH_d5f65e = bytes.fromhex(
"d5f65ee80147b4bcc70b75e4bbf2d7382021b871bd8867ef8fa525ef50864882"
)
# address_n = [177] < 68
# address_n = [16518] < 66
class TestZerosig:
@pytest.mark.setup_client(mnemonic=MNEMONIC12)
def test_one_zero_signature(self, client):
inp1 = proto.TxInputType(
address_n=[0], # 14LmW5k4ssUrtbAB4255zdqv3b4w1TuX9e
# amount=390000,
prev_hash=TXHASH_d5f65e,
prev_index=0,
)
# Following address_n has been mined by 'test_mine_zero_signature'
out1 = proto.TxOutputType(
address_n=[177],
amount=390000 - 10000,
script_type=proto.OutputScriptType.PAYTOADDRESS,
)
_, serialized_tx = btc.sign_tx(
client, "Bitcoin", [inp1], [out1], prev_txes=tx_cache("Bitcoin")
)
siglen = serialized_tx[44]
# Trezor must strip leading zero from signature
assert siglen == 67
@pytest.mark.setup_client(mnemonic=MNEMONIC12)
def test_two_zero_signature(self, client):
inp1 = proto.TxInputType(
address_n=[0], # 14LmW5k4ssUrtbAB4255zdqv3b4w1TuX9e
# amount=390000,
prev_hash=TXHASH_d5f65e,
prev_index=0,
)
# Following address_n has been mined by 'test_mine_zero_signature'
out1 = proto.TxOutputType(
address_n=[16518],
amount=390000 - 10000,
script_type=proto.OutputScriptType.PAYTOADDRESS,
)
_, serialized_tx = btc.sign_tx(
client, "Bitcoin", [inp1], [out1], prev_txes=tx_cache("Bitcoin")
)
siglen = serialized_tx[44]
# Trezor must strip leading zero from signature
assert siglen == 66