def test_xrp_key_signature():
key = RippleKey(private_key='ssq55ueDob4yV3kPVnNQLHB6icwpC')
data = {'Account': key.to_account()}
# sign data with fixed k value for deterministic result
signature = key.sign_tx(data, k=3)
assert signature == (
b'0E\x02!\x00\xf90\x8a\x01\x92X\xc3\x10I4O\x85\xf8\x9dR)\xb51\xc8E'
b'\x83o\x99\xb0\x86\x01\xf1\x13\xbc\xe06\xf9\x02 k\x1d*S_\xf1`\x17'
b'\xae\twl\x94/\x82\x03\x07E\xaf\xa0\xc1\x8e\xed\xfbv\xf6\xf6\xc8'
b'\xba\x8aW\xdb')
assert key.verify_tx(data, signature)
async def test_tx_flow_single_sign(master):
"""
Tests transaction serialization, signing and submitting flow
"""
rpc = RippleJsonRpc('http://localhost:5005')
fee = await rpc.fee()
reserve = await rpc.get_reserve()
destination = RippleKey()
account_info = await rpc.account_info(master.to_account(),
ledger_index='current')
tx = {
'Account': master.to_account(),
'Flags': RippleTransactionFlags.FullyCanonicalSig,
'Sequence': account_info['account_data']['Sequence'],
'TransactionType': RippleTransactionType.Payment,
'Amount': decimals.xrp_to_drops(reserve.base),
'Destination': destination.to_account(),
'Fee': int(fee.minimum), # as drops
'SigningPubKey': master.to_public()
}
# sign and serialize transaction
signature = master.sign_tx(tx)
signed_tx = {**tx, 'TxnSignature': signature}
tx_blob = binascii.hexlify(serializer.serialize(signed_tx)).decode()
# deserialize and verify signatures
deserialized_tx = serializer.deserialize(tx_blob)
public_key = RippleKey(public_key=deserialized_tx['SigningPubKey'])
assert deserialized_tx == signed_tx
assert public_key.verify_tx(tx, signature)
# post TX blob to rippled JSONRPC
result = await rpc.submit(tx_blob)
assert result['engine_result'] == 'tesSUCCESS'