def test_ckd_pubkeys():
pub = 'xpub68Gmy5EdvgibQVfPdqkBBCHxA5htiqg55crXYuXoQRKfDBFA1WEjWgP6LHhwBZeNK1VTsfTFUHCdrfp1bgwQ9xv5ski8PX9rL2dZXvgGDnw'
new_pub = btc.bip32_ckd(pub, 4)
#how to check it's right?
print(new_pub)
#try to do on hardened, should fail, that's the idea:
with pytest.raises(Exception) as e_info:
new_pub = btc.bip32_ckd(pub, 2**31 + 1)
def test_bip32_vector(vector):
master = btc.bip32_master_key(vector['seed'])
assert master == vector['keys'][0][0], 'failed: master xpriv'
masterpub = btc.bip32_privtopub(master)
assert masterpub == vector['keys'][0][1], 'failed: master xpub'
currentkey = master
for i in range(1, len(vector['depths'])):
currentkey = btc.bip32_ckd(currentkey, vector['depths'][i])
print(currentkey)
print(vector['keys'][i][0])
assert currentkey == vector['keys'][i][
0], 'failed: child priv key, should be: ' + vector['keys'][i][0]
pub = btc.bip32_privtopub(currentkey)
print(pub)
print(vector['keys'][i][1])
assert pub == vector['keys'][i][
1], 'failed: child pub key, should be: ' + vector['keys'][i][1]