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89 lines
4.0 KiB
89 lines
4.0 KiB
from common import *
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from apps.bitcoin.scripts import output_derive_script
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from apps.bitcoin.sign_tx.bitcoin import Bitcoin
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from apps.bitcoin.writers import get_tx_hash
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from apps.common import coins
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from apps.common.seed import Keychain
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from trezor.messages.SignTx import SignTx
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from trezor.messages.TxInputType import TxInputType
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from trezor.messages.TxOutputType import TxOutputType
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from trezor.messages.TxOutputBinType import TxOutputBinType
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from trezor.messages import InputScriptType
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from trezor.messages import OutputScriptType
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from trezor.crypto import bip39
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class TestSegwitBip143(unittest.TestCase):
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# pylint: disable=C0301
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tx = SignTx(coin_name='Bitcoin', version=1, lock_time=0x00000492, inputs_count=1, outputs_count=2)
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inp1 = TxInputType(address_n=[0],
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# Trezor expects hash in reversed format
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prev_hash=unhexlify('77541aeb3c4dac9260b68f74f44c973081a9d4cb2ebe8038b2d70faa201b6bdb'),
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prev_index=1,
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multisig=None,
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amount=1000000000, # 10 btc
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script_type=InputScriptType.SPENDP2SHWITNESS, # TODO: is this correct?
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sequence=0xfffffffe)
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out1 = TxOutputType(address='1Fyxts6r24DpEieygQiNnWxUdb18ANa5p7',
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amount=0x000000000bebb4b8,
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script_type=OutputScriptType.PAYTOADDRESS,
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multisig=None,
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address_n=[])
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out2 = TxOutputType(address='1Q5YjKVj5yQWHBBsyEBamkfph3cA6G9KK8',
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amount=0x000000002faf0800,
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script_type=OutputScriptType.PAYTOADDRESS,
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multisig=None,
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address_n=[])
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def test_bip143_prevouts(self):
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coin = coins.by_name(self.tx.coin_name)
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bip143 = Bitcoin(self.tx, None, coin)
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bip143.hash143_add_input(self.inp1)
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prevouts_hash = get_tx_hash(bip143.h_prevouts, double=coin.sign_hash_double)
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self.assertEqual(hexlify(prevouts_hash), b'b0287b4a252ac05af83d2dcef00ba313af78a3e9c329afa216eb3aa2a7b4613a')
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def test_bip143_sequence(self):
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coin = coins.by_name(self.tx.coin_name)
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bip143 = Bitcoin(self.tx, None, coin)
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bip143.hash143_add_input(self.inp1)
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sequence_hash = get_tx_hash(bip143.h_sequence, double=coin.sign_hash_double)
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self.assertEqual(hexlify(sequence_hash), b'18606b350cd8bf565266bc352f0caddcf01e8fa789dd8a15386327cf8cabe198')
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def test_bip143_outputs(self):
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seed = bip39.seed('alcohol woman abuse must during monitor noble actual mixed trade anger aisle', '')
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coin = coins.by_name(self.tx.coin_name)
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bip143 = Bitcoin(self.tx, None, coin)
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for txo in [self.out1, self.out2]:
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txo_bin = TxOutputBinType()
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txo_bin.amount = txo.amount
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script_pubkey = output_derive_script(txo.address, coin)
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bip143.hash143_add_output(txo_bin, script_pubkey)
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outputs_hash = get_tx_hash(bip143.h_outputs, double=coin.sign_hash_double)
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self.assertEqual(hexlify(outputs_hash), b'de984f44532e2173ca0d64314fcefe6d30da6f8cf27bafa706da61df8a226c83')
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def test_bip143_preimage_testdata(self):
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seed = bip39.seed('alcohol woman abuse must during monitor noble actual mixed trade anger aisle', '')
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coin = coins.by_name(self.tx.coin_name)
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bip143 = Bitcoin(self.tx, None, coin)
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bip143.hash143_add_input(self.inp1)
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for txo in [self.out1, self.out2]:
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txo_bin = TxOutputBinType()
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txo_bin.amount = txo.amount
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script_pubkey = output_derive_script(txo.address, coin)
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bip143.hash143_add_output(txo_bin, script_pubkey)
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keychain = Keychain(seed, [[coin.curve_name, []]])
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node = keychain.derive(self.inp1.address_n)
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# test data public key hash
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result = bip143.hash143_preimage_hash(self.inp1, [node.public_key()], 1)
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self.assertEqual(hexlify(result), b'6e28aca7041720995d4acf59bbda64eef5d6f23723d23f2e994757546674bbd9')
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if __name__ == '__main__':
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unittest.main()
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