feat(tests): use python-bitcoinlib for parsing Bitcoin txes

poetry.lock

@@ -722,6 +722,14 @@ python-versions = ">=3.6"
 [package.dependencies]
 pytest = ">=5.0.0"
 
+[[package]]
+name = "python-bitcoinlib"
+version = "0.11.0"
+description = "The Swiss Army Knife of the Bitcoin protocol."
+category = "main"
+optional = false
+python-versions = "*"
+
 [[package]]
 name = "pyyaml"
 version = "6.0"
@@ -1007,7 +1015,7 @@ testing = ["pytest (>=6)", "pytest-checkdocs (>=2.4)", "pytest-flake8", "pytest-
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.7"
-content-hash = "a37e46efbc281fabbbfd0962c888dec4923ec1d74d3ed8f089203aef8ccf996d"
+content-hash = "5ddd58e2adf63e189b67e69d02d4c7933e002c672fc1eb9d07f8b28bcc30f218"
 
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@@ -1520,6 +1543,10 @@ pytest-timeout = [
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 ]
+python-bitcoinlib = [
+    {file = "python-bitcoinlib-0.11.0.tar.gz", hash = "sha256:3daafd63cb755f6e2067b7c9c514053856034c9f9363c80c37007744d54a2e06"},
+    {file = "python_bitcoinlib-0.11.0-py3-none-any.whl", hash = "sha256:6e7982734637135599e2136d3c88d622f147e3b29201636665f799365784cd9e"},
+]
 pyyaml = [
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pyproject.toml

@@ -30,6 +30,7 @@ pyserial = "*"
 ## test requirements
 shamir-mnemonic = "^0.2.1"
 fido2 = "^0.8.0"
+python-bitcoinlib = "^0.11.0"
 
 ## typing
 typing-extensions = ">=3.7.4"

tests/common.py

@@ -22,6 +22,7 @@ from typing import TYPE_CHECKING, Generator, List, Optional
 
 import pytest
 import requests
+from bitcoin.core import CTransaction
 
 from trezorlib import btc, tools
 from trezorlib.messages import ButtonRequestType
@@ -247,9 +248,13 @@ def get_test_address(client: "Client") -> str:
 
 def assert_tx_matches(serialized_tx: bytes, hash_link: str, tx_hex: str = None) -> None:
     """Verifies if a transaction is correctly formed."""
-    hash_str = hash_link.split("/")[-1]
-    assert tools.tx_hash(serialized_tx).hex() == hash_str
+    tx_id = hash_link.split("/")[-1]
 
+    # In case of the transaction being segwit, we need to calculate
+    # its tx_id specially
+
+    parsed_tx = CTransaction.deserialize(serialized_tx)
+    assert tx_id == parsed_tx.GetTxid()[::-1].hex()
     if tx_hex:
         assert serialized_tx.hex() == tx_hex