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trezor-firmware/core/tests/test_apps.common.seed.py

46 lines
1.9 KiB
Python

from common import *
from apps.common.keychain import Keychain
from apps.common.seed import Slip21Node
from trezor import wire
from trezor.crypto import bip39
class TestSeed(unittest.TestCase):
def test_slip21(self):
seed = bip39.seed(' '.join(['all'] * 12), '')
node1 = Slip21Node(seed)
node2 = node1.clone()
keychain = Keychain(seed, "", [], slip21_namespaces=[[b"SLIP-0021"]])
# Key(m)
KEY_M = unhexlify(b"dbf12b44133eaab506a740f6565cc117228cbf1dd70635cfa8ddfdc9af734756")
self.assertEqual(node1.key(), KEY_M)
# Key(m/"SLIP-0021")
KEY_M_SLIP0021 = unhexlify(b"1d065e3ac1bbe5c7fad32cf2305f7d709dc070d672044a19e610c77cdf33de0d")
node1.derive_path([b"SLIP-0021"])
self.assertEqual(node1.key(), KEY_M_SLIP0021)
self.assertEqual(keychain.derive_slip21([b"SLIP-0021"]).key(), KEY_M_SLIP0021)
# Key(m/"SLIP-0021"/"Master encryption key")
KEY_M_SLIP0021_MEK = unhexlify(b"ea163130e35bbafdf5ddee97a17b39cef2be4b4f390180d65b54cf05c6a82fde")
node1.derive_path([b"Master encryption key"])
self.assertEqual(node1.key(), KEY_M_SLIP0021_MEK)
self.assertEqual(keychain.derive_slip21([b"SLIP-0021", b"Master encryption key"]).key(), KEY_M_SLIP0021_MEK)
# Key(m/"SLIP-0021"/"Authentication key")
KEY_M_SLIP0021_AK = unhexlify(b"47194e938ab24cc82bfa25f6486ed54bebe79c40ae2a5a32ea6db294d81861a6")
node2.derive_path([b"SLIP-0021", b"Authentication key"])
self.assertEqual(node2.key(), KEY_M_SLIP0021_AK)
self.assertEqual(keychain.derive_slip21([b"SLIP-0021", b"Authentication key"]).key(), KEY_M_SLIP0021_AK)
# Forbidden paths.
with self.assertRaises(wire.DataError):
keychain.derive_slip21([])
with self.assertRaises(wire.DataError):
keychain.derive_slip21([b"SLIP-9999", b"Authentication key"])
if __name__ == '__main__':
unittest.main()