trezor-firmware/tests/test_apps.wallet.signtx.fee_threshold.py

from common import *

from trezor.utils import chunks
from trezor.crypto import bip32, bip39
from trezor.messages.SignTx import SignTx
from trezor.messages.TxInputType import TxInputType
from trezor.messages.TxOutputType import TxOutputType
from trezor.messages.TxOutputBinType import TxOutputBinType
from trezor.messages.TxRequest import TxRequest
from trezor.messages.TxAck import TxAck
from trezor.messages.TransactionType import TransactionType
from trezor.messages.RequestType import TXINPUT, TXOUTPUT, TXMETA, TXFINISHED
from trezor.messages.TxRequestDetailsType import TxRequestDetailsType
from trezor.messages import OutputScriptType

from apps.common import coins
from apps.wallet.sign_tx import signing


class TestSignTxFeeThreshold(unittest.TestCase):
    # pylint: disable=C0301

    def test_over_fee_threshold(self):
        coin_bitcoin = coins.by_name('Bitcoin')
        coin_bitcoin.maxfee_kb = 500000

        ptx1 = TransactionType(version=1, lock_time=0, inputs_cnt=2, outputs_cnt=1, extra_data_len=0)
        pinp1 = TxInputType(script_sig=unhexlify('483045022072ba61305fe7cb542d142b8f3299a7b10f9ea61f6ffaab5dca8142601869d53c0221009a8027ed79eb3b9bc13577ac2853269323434558528c6b6a7e542be46e7e9a820141047a2d177c0f3626fc68c53610b0270fa6156181f46586c679ba6a88b34c6f4874686390b4d92e5769fbb89c8050b984f4ec0b257a0e5c4ff8bd3b035a51709503'),
                            prev_hash=unhexlify('c16a03f1cf8f99f6b5297ab614586cacec784c2d259af245909dedb0e39eddcf'),
                            prev_index=1,
                            script_type=None,
                            sequence=None)
        pinp2 = TxInputType(script_sig=unhexlify('48304502200fd63adc8f6cb34359dc6cca9e5458d7ea50376cbd0a74514880735e6d1b8a4c0221008b6ead7fe5fbdab7319d6dfede3a0bc8e2a7c5b5a9301636d1de4aa31a3ee9b101410486ad608470d796236b003635718dfc07c0cac0cfc3bfc3079e4f491b0426f0676e6643a39198e8e7bdaffb94f4b49ea21baa107ec2e237368872836073668214'),
                            prev_hash=unhexlify('1ae39a2f8d59670c8fc61179148a8e61e039d0d9e8ab08610cb69b4a19453eaf'),
                            prev_index=1,
                            script_type=None,
                            sequence=None)
        pout1 = TxOutputBinType(script_pubkey=unhexlify('76a91424a56db43cf6f2b02e838ea493f95d8d6047423188ac'),
                                amount=390000,
                                address_n=None)

        inp1 = TxInputType(address_n=[0],  # 14LmW5k4ssUrtbAB4255zdqv3b4w1TuX9e
                           # amount=390000,
                           prev_hash=unhexlify('d5f65ee80147b4bcc70b75e4bbf2d7382021b871bd8867ef8fa525ef50864882'),
                           prev_index=0,
                           amount=None,
                           script_type=None,
                           multisig=None,
                           sequence=None)
        out1 = TxOutputType(address='1MJ2tj2ThBE62zXbBYA5ZaN3fdve5CPAz1',
                            amount=390000 - 100000,  # fee increased to 100000 => too high
                            script_type=OutputScriptType.PAYTOADDRESS,
                            address_n=None)
        tx = SignTx(coin_name=None, version=None, lock_time=None, inputs_count=1, outputs_count=1)

        messages = [
            None,
            TxRequest(request_type=TXINPUT, details=TxRequestDetailsType(request_index=0, tx_hash=None)),
            TxAck(tx=TransactionType(inputs=[inp1])),
            TxRequest(request_type=TXMETA, details=TxRequestDetailsType(request_index=None, tx_hash=unhexlify('d5f65ee80147b4bcc70b75e4bbf2d7382021b871bd8867ef8fa525ef50864882')), serialized=None),
            TxAck(tx=ptx1),
            TxRequest(request_type=TXINPUT, details=TxRequestDetailsType(request_index=0, tx_hash=unhexlify('d5f65ee80147b4bcc70b75e4bbf2d7382021b871bd8867ef8fa525ef50864882')), serialized=None),
            TxAck(tx=TransactionType(inputs=[pinp1])),
            TxRequest(request_type=TXINPUT, details=TxRequestDetailsType(request_index=1, tx_hash=unhexlify('d5f65ee80147b4bcc70b75e4bbf2d7382021b871bd8867ef8fa525ef50864882')), serialized=None),
            TxAck(tx=TransactionType(inputs=[pinp2])),
            TxRequest(request_type=TXOUTPUT, details=TxRequestDetailsType(request_index=0, tx_hash=unhexlify('d5f65ee80147b4bcc70b75e4bbf2d7382021b871bd8867ef8fa525ef50864882')), serialized=None),
            TxAck(tx=TransactionType(bin_outputs=[pout1])),
            TxRequest(request_type=TXOUTPUT, details=TxRequestDetailsType(request_index=0, tx_hash=None), serialized=None),
            TxAck(tx=TransactionType(outputs=[out1])),
            signing.UiConfirmOutput(out1, coin_bitcoin),
            True,
            signing.UiConfirmFeeOverThreshold(100000, coin_bitcoin),
            True,
            signing.UiConfirmTotal(290000, 100000, coin_bitcoin),
            True,
            TxRequest(request_type=TXINPUT, details=TxRequestDetailsType(request_index=0, tx_hash=None), serialized=None),
        ]

        seed = bip39.seed('alcohol woman abuse must during monitor noble actual mixed trade anger aisle', '')
        root = bip32.from_seed(seed, 'secp256k1')

        signer = signing.sign_tx(tx, root)
        for request, response in chunks(messages, 2):
            self.assertEqualEx(signer.send(request), response)

    def test_under_threshold(self):
        coin_bitcoin = coins.by_name('Bitcoin')

        ptx1 = TransactionType(version=1, lock_time=0, inputs_cnt=2, outputs_cnt=1, extra_data_len=0)
        pinp1 = TxInputType(script_sig=unhexlify('483045022072ba61305fe7cb542d142b8f3299a7b10f9ea61f6ffaab5dca8142601869d53c0221009a8027ed79eb3b9bc13577ac2853269323434558528c6b6a7e542be46e7e9a820141047a2d177c0f3626fc68c53610b0270fa6156181f46586c679ba6a88b34c6f4874686390b4d92e5769fbb89c8050b984f4ec0b257a0e5c4ff8bd3b035a51709503'),
                            prev_hash=unhexlify('c16a03f1cf8f99f6b5297ab614586cacec784c2d259af245909dedb0e39eddcf'),
                            prev_index=1,
                            script_type=None,
                            sequence=None)
        pinp2 = TxInputType(script_sig=unhexlify('48304502200fd63adc8f6cb34359dc6cca9e5458d7ea50376cbd0a74514880735e6d1b8a4c0221008b6ead7fe5fbdab7319d6dfede3a0bc8e2a7c5b5a9301636d1de4aa31a3ee9b101410486ad608470d796236b003635718dfc07c0cac0cfc3bfc3079e4f491b0426f0676e6643a39198e8e7bdaffb94f4b49ea21baa107ec2e237368872836073668214'),
                            prev_hash=unhexlify('1ae39a2f8d59670c8fc61179148a8e61e039d0d9e8ab08610cb69b4a19453eaf'),
                            prev_index=1,
                            script_type=None,
                            sequence=None)
        pout1 = TxOutputBinType(script_pubkey=unhexlify('76a91424a56db43cf6f2b02e838ea493f95d8d6047423188ac'),
                                amount=390000,
                                address_n=None)

        inp1 = TxInputType(address_n=[0],  # 14LmW5k4ssUrtbAB4255zdqv3b4w1TuX9e
                           # amount=390000,
                           prev_hash=unhexlify('d5f65ee80147b4bcc70b75e4bbf2d7382021b871bd8867ef8fa525ef50864882'),
                           prev_index=0,
                           amount=None,
                           multisig=None,
                           script_type=None,
                           sequence=None)
        out1 = TxOutputType(address='1MJ2tj2ThBE62zXbBYA5ZaN3fdve5CPAz1',
                            amount=390000 - 90000,  # fee increased to 90000, slightly less than the threshold
                            script_type=OutputScriptType.PAYTOADDRESS,
                            address_n=None)
        tx = SignTx(coin_name=None, version=None, lock_time=None, inputs_count=1, outputs_count=1)

        messages = [
            None,
            TxRequest(request_type=TXINPUT, details=TxRequestDetailsType(request_index=0, tx_hash=None)),
            TxAck(tx=TransactionType(inputs=[inp1])),
            TxRequest(request_type=TXMETA, details=TxRequestDetailsType(request_index=None, tx_hash=unhexlify('d5f65ee80147b4bcc70b75e4bbf2d7382021b871bd8867ef8fa525ef50864882')), serialized=None),
            TxAck(tx=ptx1),
            TxRequest(request_type=TXINPUT, details=TxRequestDetailsType(request_index=0, tx_hash=unhexlify('d5f65ee80147b4bcc70b75e4bbf2d7382021b871bd8867ef8fa525ef50864882')), serialized=None),
            TxAck(tx=TransactionType(inputs=[pinp1])),
            TxRequest(request_type=TXINPUT, details=TxRequestDetailsType(request_index=1, tx_hash=unhexlify('d5f65ee80147b4bcc70b75e4bbf2d7382021b871bd8867ef8fa525ef50864882')), serialized=None),
            TxAck(tx=TransactionType(inputs=[pinp2])),
            TxRequest(request_type=TXOUTPUT, details=TxRequestDetailsType(request_index=0, tx_hash=unhexlify('d5f65ee80147b4bcc70b75e4bbf2d7382021b871bd8867ef8fa525ef50864882')), serialized=None),
            TxAck(tx=TransactionType(bin_outputs=[pout1])),
            TxRequest(request_type=TXOUTPUT, details=TxRequestDetailsType(request_index=0, tx_hash=None), serialized=None),
            TxAck(tx=TransactionType(outputs=[out1])),
            signing.UiConfirmOutput(out1, coin_bitcoin),
            True,
            signing.UiConfirmTotal(300000, 90000, coin_bitcoin),
            True,
            TxRequest(request_type=TXINPUT, details=TxRequestDetailsType(request_index=0, tx_hash=None), serialized=None),
        ]

        seed = bip39.seed('alcohol woman abuse must during monitor noble actual mixed trade anger aisle', '')
        root = bip32.from_seed(seed, 'secp256k1')

        signer = signing.sign_tx(tx, root)
        for request, response in chunks(messages, 2):
            self.assertEqualEx(signer.send(request), response)

    def assertEqualEx(self, a, b):
        # hack to avoid adding __eq__ to signing.Ui* classes
        if ((isinstance(a, signing.UiConfirmOutput) and isinstance(b, signing.UiConfirmOutput)) or
                (isinstance(a, signing.UiConfirmTotal) and isinstance(b, signing.UiConfirmTotal)) or
                (isinstance(a, signing.UiConfirmFeeOverThreshold) and isinstance(b, signing.UiConfirmFeeOverThreshold))):
            return self.assertEqual(a.__dict__, b.__dict__)
        else:
            return self.assertEqual(a, b)


if __name__ == '__main__':
    unittest.main()