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https://github.com/trezor/trezor-firmware.git
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62 lines
1.8 KiB
Python
62 lines
1.8 KiB
Python
# flake8: noqa: F403,F405
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from common import * # isort:skip
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from trezor.enums import InputScriptType
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from trezor.messages import TxInput
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from apps.bitcoin import writers
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class TestWriters(unittest.TestCase):
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def test_tx_input(self):
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inp = TxInput(
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address_n=[0],
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amount=390000,
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prev_hash=unhexlify(
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"d5f65ee80147b4bcc70b75e4bbf2d7382021b871bd8867ef8fa525ef50864882"
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),
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prev_index=0,
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sequence=0xFFFFFFFF,
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script_sig=b"0123456789",
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)
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b = bytearray()
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writers.write_tx_input(b, inp, inp.script_sig)
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self.assertEqual(len(b), 32 + 4 + 1 + 10 + 4)
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for bad_prevhash in (b"", b"x", b"hello", b"x" * 33):
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inp.prev_hash = bad_prevhash
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self.assertRaises(
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AssertionError, writers.write_tx_input, b, inp, inp.script_sig
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)
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def test_tx_input_check(self):
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inp = TxInput(
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address_n=[0],
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amount=390000,
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prev_hash=unhexlify(
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"d5f65ee80147b4bcc70b75e4bbf2d7382021b871bd8867ef8fa525ef50864882"
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),
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prev_index=0,
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script_type=InputScriptType.SPENDWITNESS,
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sequence=0xFFFFFFFF,
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script_pubkey=unhexlify(
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"76a91424a56db43cf6f2b02e838ea493f95d8d6047423188ac"
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),
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script_sig=b"0123456789",
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)
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b = bytearray()
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writers.write_tx_input_check(b, inp)
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self.assertEqual(
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len(b), 4 + 4 + 32 + 4 + 11 + 4 + 4 + 1 + 8 + 1 + 1 + 1 + 4 + 26
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)
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for bad_prevhash in (b"", b"x", b"hello", b"x" * 33):
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inp.prev_hash = bad_prevhash
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self.assertRaises(AssertionError, writers.write_tx_input_check, b, inp)
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if __name__ == "__main__":
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unittest.main()
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