Files
python-teos/test/pisa/e2e/conftest.py
2020-01-21 19:11:50 +01:00

92 lines
3.1 KiB
Python

import pytest
import random
from decimal import Decimal, getcontext
import pisa.conf as conf
from pisa.utils.auth_proxy import AuthServiceProxy
getcontext().prec = 10
END_TIME_DELTA = 10
@pytest.fixture()
def bitcoin_cli():
# return AuthServiceProxy("http://%s:%s@%s:%d" % (conf.BTC_RPC_USER, conf.BTC_RPC_PASSWD, conf.BTC_RPC_HOST, 18444))
return AuthServiceProxy(
"http://%s:%s@%s:%d" % (conf.BTC_RPC_USER, conf.BTC_RPC_PASSWD, conf.BTC_RPC_HOST, conf.BTC_RPC_PORT)
)
@pytest.fixture(scope="session", autouse=True)
def prng_seed():
random.seed(0)
def get_random_value_hex(nbytes):
pseudo_random_value = random.getrandbits(8 * nbytes)
prv_hex = "{:x}".format(pseudo_random_value)
return prv_hex.zfill(2 * nbytes)
@pytest.fixture()
def create_txs(bitcoin_cli):
set_up_node(bitcoin_cli)
utxos = bitcoin_cli.listunspent()
if len(utxos) == 0:
raise ValueError("There're no UTXOs.")
utxo = utxos.pop(0)
while utxo.get("amount") < Decimal(2 / pow(10, 5)):
utxo = utxos.pop(0)
commitment_tx_ins = {"txid": utxo.get("txid"), "vout": utxo.get("vout")}
commitment_tx_outs = {utxo.get("address"): utxo.get("amount") - Decimal(1 / pow(10, 5))}
raw_commitment_tx = bitcoin_cli.createrawtransaction([commitment_tx_ins], commitment_tx_outs)
signed_commitment_tx = bitcoin_cli.signrawtransactionwithwallet(raw_commitment_tx)
if not signed_commitment_tx.get("complete"):
raise ValueError("Couldn't sign transaction. {}".format(signed_commitment_tx))
decoded_commitment_tx = bitcoin_cli.decoderawtransaction(signed_commitment_tx.get("hex"))
penalty_tx_ins = {"txid": decoded_commitment_tx.get("txid"), "vout": 0}
address = decoded_commitment_tx.get("vout")[0].get("scriptPubKey").get("addresses")[0]
penalty_tx_outs = {address: decoded_commitment_tx.get("vout")[0].get("value") - Decimal(1 / pow(10, 5))}
orphan_info = {
"txid": decoded_commitment_tx.get("txid"),
"scriptPubKey": decoded_commitment_tx.get("vout")[0].get("scriptPubKey").get("hex"),
"vout": 0,
"amount": decoded_commitment_tx.get("vout")[0].get("value"),
}
raw_penalty_tx = bitcoin_cli.createrawtransaction([penalty_tx_ins], penalty_tx_outs)
signed_penalty_tx = bitcoin_cli.signrawtransactionwithwallet(raw_penalty_tx, [orphan_info])
if not signed_penalty_tx.get("complete"):
raise ValueError("Couldn't sign orphan transaction. {}".format(signed_commitment_tx))
return signed_commitment_tx.get("hex"), signed_penalty_tx.get("hex")
def set_up_node(bitcoin_cli):
# This method will create a new address a mine bitcoin so the node can be used for testing
new_addr = bitcoin_cli.getnewaddress()
bitcoin_cli.generatetoaddress(101, new_addr)
def build_appointment_data(bitcoin_cli, commitment_tx_id, penalty_tx):
current_height = bitcoin_cli.getblockcount()
appointment_data = {
"tx": penalty_tx,
"tx_id": commitment_tx_id,
"start_time": current_height + 1,
"end_time": current_height + 1 + END_TIME_DELTA,
"to_self_delay": 20,
}
return appointment_data