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trezor-firmware/tests/device_tests/ethereum/test_sign_verify_message.py

90 lines
2.6 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 ethereum
from trezorlib.debuglink import TrezorClientDebugLink as Client
from trezorlib.tools import parse_path
from ...common import parametrize_using_common_fixtures
pytestmark = [pytest.mark.altcoin, pytest.mark.ethereum]
@parametrize_using_common_fixtures("ethereum/signmessage.json")
def test_signmessage(client: Client, parameters, result):
res = ethereum.sign_message(
client, parse_path(parameters["path"]), parameters["msg"]
)
assert res.address == result["address"]
assert res.signature.hex() == result["sig"]
@parametrize_using_common_fixtures("ethereum/verifymessage.json")
def test_verify(client: Client, parameters, result):
res = ethereum.verify_message(
client,
parameters["address"],
bytes.fromhex(parameters["sig"]),
parameters["msg"],
)
assert res is True
def test_verify_invalid(client: Client):
# First vector from the verifymessage JSON fixture
msg = "This is an example of a signed message."
address = "0xEa53AF85525B1779eE99ece1a5560C0b78537C3b"
sig = bytes.fromhex(
"9bacd833b51fde010bab53bafd9d832eadd3b175d2af2e629bb2944fcc987dce7ff68bb3571ed25a720c220f2f9538bc8d04f582bee002c9af086590a49805901c"
)
res = ethereum.verify_message(
client,
address,
sig,
msg,
)
assert res is True
# Changing the signature, expecting failure
res = ethereum.verify_message(
client,
address,
sig[:-1] + b"\x00",
msg,
)
assert res is False
# Changing the message, expecting failure
res = ethereum.verify_message(
client,
address,
sig,
msg + "abc",
)
assert res is False
# Changing the address, expecting failure
res = ethereum.verify_message(
client,
address[:-1] + "a",
sig,
msg,
)
assert res is False