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#!/usr/bin/env python3
# Copyright (c) 2024 The Bitcoin Core developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
"""Test MiniWallet."""
import random
import string
from test_framework.blocktools import COINBASE_MATURITY
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import (
assert_greater_than_or_equal,
)
from test_framework.wallet import (
MiniWallet,
MiniWalletMode,
)
class FeatureFrameworkMiniWalletTest(BitcoinTestFramework):
def set_test_params(self):
self.num_nodes = 1
def test_tx_padding(self):
"""Verify that MiniWallet's transaction padding (`target_weight` parameter)
works accurately enough (i.e. at most 3 WUs higher) with all modes."""
for mode_name, wallet in self.wallets:
self.log.info(f"Test tx padding with MiniWallet mode {mode_name}...")
utxo = wallet.get_utxo(mark_as_spent=False)
for target_weight in [1000, 2000, 5000, 10000, 20000, 50000, 100000, 200000, 4000000,
989, 2001, 4337, 13371, 23219, 49153, 102035, 223419, 3999989]:
tx = wallet.create_self_transfer(utxo_to_spend=utxo, target_weight=target_weight)["tx"]
self.log.debug(f"-> target weight: {target_weight}, actual weight: {tx.get_weight()}")
assert_greater_than_or_equal(tx.get_weight(), target_weight)
assert_greater_than_or_equal(target_weight + 3, tx.get_weight())
def test_wallet_tagging(self):
"""Verify that tagged wallet instances are able to send funds."""
self.log.info(f"Test tagged wallet instances...")
node = self.nodes[0]
untagged_wallet = self.wallets[0][1]
for i in range(10):
tag = ''.join(random.choice(string.ascii_letters) for _ in range(20))
self.log.debug(f"-> ({i}) tag name: {tag}")
tagged_wallet = MiniWallet(node, tag_name=tag)
untagged_wallet.send_to(from_node=node, scriptPubKey=tagged_wallet.get_scriptPubKey(), amount=100000)
tagged_wallet.rescan_utxos()
tagged_wallet.send_self_transfer(from_node=node)
self.generate(node, 1) # clear mempool
def run_test(self):
node = self.nodes[0]
self.wallets = [
("ADDRESS_OP_TRUE", MiniWallet(node, mode=MiniWalletMode.ADDRESS_OP_TRUE)),
("RAW_OP_TRUE", MiniWallet(node, mode=MiniWalletMode.RAW_OP_TRUE)),
("RAW_P2PK", MiniWallet(node, mode=MiniWalletMode.RAW_P2PK)),
]
for _, wallet in self.wallets:
self.generate(wallet, 10)
self.generate(wallet, COINBASE_MATURITY)
self.test_tx_padding()
self.test_wallet_tagging()
if __name__ == '__main__':
FeatureFrameworkMiniWalletTest(__file__).main()
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