def sign(priv_key, data):
acc = Account.from_secret_key_string(priv_key)
tx_signer = TxSigner(acc, 'ae_uat')
tx_builder = TxBuilder()
tx = TxObject(tx=data)
signature = tx_signer.sign_transaction(tx, None)
signed = tx_builder.tx_signed([signature], tx, metadata=None)
return signed.tx
def test_transaction_tx_signer():
sk = 'ed067bef18b3e2be42822b32e3fa468ceee1c8c2c8744ca15e96855b0db10199af08c7e24c71c39f119f07616621cb86d774c7af07b84e9fd82cc9592c7f7d0a'
pk = 'ak_2L61wjvTKBKK985sbgn7vryr66K8F4ZwyUVrzYYvro85j5sCeU'
tx = 'tx_+FAMAaEBrwjH4kxxw58RnwdhZiHLhtd0x68HuE6f2CzJWSx/fQqhAa8Ix+JMccOfEZ8HYWYhy4bXdMevB7hOn9gsyVksf30KZIUukO3QAAABgJoyIic='
sg = 'sg_Tzrf8pDzK53RVfiTdr3GnM86E4jWoGmA2RR6XaCws4PFfnbUTGQ2adRWc8Y55NpxXBaEYD5b1FP5RzNST1GpBZUVfZrLo'
network_id = "ae_testnet"
account = Account.from_secret_key_string(sk)
with raises(ValueError):
txs = transactions.TxSigner(None, network_id)
with raises(ValueError):
txs = transactions.TxSigner(account, None)
# parse the transaction
txo = transactions.TxBuilder().parse_tx_string(tx)
# verify the signature
signer = transactions.TxSigner(account, network_id)
signature = signer.sign_transaction(txo)
assert f"{signer}" == f"{network_id}:{account.get_address()}"
assert signature == sg
# incorrect network_id
signer = transactions.TxSigner(account, "not_good")
signature = signer.sign_transaction(txo)
assert signature != sg