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https://github.com/trezor/trezor-firmware.git
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109 lines
3.4 KiB
Python
109 lines
3.4 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 ethereum
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from trezorlib.debuglink import TrezorClientDebugLink as Client
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from trezorlib.exceptions import TrezorFailure
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from trezorlib.tools import UH_, parse_path
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from ...common import COMMON_FIXTURES_DIR, parametrize_using_common_fixtures
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pytestmark = [pytest.mark.altcoin, pytest.mark.ethereum]
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@parametrize_using_common_fixtures("ethereum/signmessage.json")
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def test_signmessage(client: Client, parameters, result):
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address_n = parse_path(parameters["path"])
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encoded_network_slip44 = UH_(address_n[1])
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if "definitions" in parameters:
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encoded_network_slip44 = parameters["definitions"].get(
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"slip44", encoded_network_slip44
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)
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encoded_network = ethereum.network_definition_from_dir(
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path=COMMON_FIXTURES_DIR / "ethereum" / "definitions-latest",
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slip44=encoded_network_slip44,
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)
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res = ethereum.sign_message(client, address_n, parameters["msg"], encoded_network)
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assert res.address == result["address"]
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assert res.signature.hex() == result["sig"]
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def test_signmessage_missing_extern_definitions(client: Client):
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path = "m/44'/6060'/0'/0/0" # GoChain
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address_n = parse_path(path)
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msg = "This is an example of a signed message."
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with pytest.raises(TrezorFailure, match=r"DataError:.*Forbidden key path"):
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ethereum.sign_message(client, address_n, msg, encoded_network=None)
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@parametrize_using_common_fixtures("ethereum/verifymessage.json")
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def test_verify(client: Client, parameters, result):
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res = ethereum.verify_message(
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client,
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parameters["address"],
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bytes.fromhex(parameters["sig"]),
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parameters["msg"],
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)
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assert res is True
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def test_verify_invalid(client: Client):
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# First vector from the verifymessage JSON fixture
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msg = "This is an example of a signed message."
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address = "0xEa53AF85525B1779eE99ece1a5560C0b78537C3b"
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sig = bytes.fromhex(
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"9bacd833b51fde010bab53bafd9d832eadd3b175d2af2e629bb2944fcc987dce7ff68bb3571ed25a720c220f2f9538bc8d04f582bee002c9af086590a49805901c"
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)
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res = ethereum.verify_message(
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client,
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address,
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sig,
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msg,
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)
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assert res is True
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# Changing the signature, expecting failure
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res = ethereum.verify_message(
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client,
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address,
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sig[:-1] + b"\x00",
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msg,
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)
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assert res is False
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# Changing the message, expecting failure
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res = ethereum.verify_message(
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client,
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address,
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sig,
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msg + "abc",
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)
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assert res is False
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# Changing the address, expecting failure
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res = ethereum.verify_message(
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client,
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address[:-1] + "a",
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sig,
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msg,
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)
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assert res is False
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