mirror of
https://github.com/bitcoin/bitcoin.git
synced 2024-11-20 10:38:42 +01:00
754f134a50
Adds an error output parameter to all GetReservedDestination functions so that callers can get the actual reason that a change address could not be fetched. This more closely matches GetNewDestination. This allows for more granular error messages, such as one that indicates that bech32m addresses cannot be generated yet.
975 lines
46 KiB
Python
Executable File
975 lines
46 KiB
Python
Executable File
#!/usr/bin/env python3
|
|
# Copyright (c) 2014-2020 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 the fundrawtransaction RPC."""
|
|
|
|
from decimal import Decimal
|
|
from itertools import product
|
|
|
|
from test_framework.descriptors import descsum_create
|
|
from test_framework.test_framework import BitcoinTestFramework
|
|
from test_framework.util import (
|
|
assert_approx,
|
|
assert_equal,
|
|
assert_fee_amount,
|
|
assert_greater_than,
|
|
assert_greater_than_or_equal,
|
|
assert_raises_rpc_error,
|
|
count_bytes,
|
|
find_vout_for_address,
|
|
)
|
|
|
|
|
|
def get_unspent(listunspent, amount):
|
|
for utx in listunspent:
|
|
if utx['amount'] == amount:
|
|
return utx
|
|
raise AssertionError('Could not find unspent with amount={}'.format(amount))
|
|
|
|
class RawTransactionsTest(BitcoinTestFramework):
|
|
def set_test_params(self):
|
|
self.num_nodes = 4
|
|
self.setup_clean_chain = True
|
|
# This test isn't testing tx relay. Set whitelist on the peers for
|
|
# instant tx relay.
|
|
self.extra_args = [['-whitelist=noban@127.0.0.1']] * self.num_nodes
|
|
self.rpc_timeout = 90 # to prevent timeouts in `test_transaction_too_large`
|
|
|
|
def skip_test_if_missing_module(self):
|
|
self.skip_if_no_wallet()
|
|
|
|
def setup_network(self):
|
|
self.setup_nodes()
|
|
|
|
self.connect_nodes(0, 1)
|
|
self.connect_nodes(1, 2)
|
|
self.connect_nodes(0, 2)
|
|
self.connect_nodes(0, 3)
|
|
|
|
def run_test(self):
|
|
self.log.info("Connect nodes, set fees, generate blocks, and sync")
|
|
self.min_relay_tx_fee = self.nodes[0].getnetworkinfo()['relayfee']
|
|
# This test is not meant to test fee estimation and we'd like
|
|
# to be sure all txs are sent at a consistent desired feerate
|
|
for node in self.nodes:
|
|
node.settxfee(self.min_relay_tx_fee)
|
|
|
|
# if the fee's positive delta is higher than this value tests will fail,
|
|
# neg. delta always fail the tests.
|
|
# The size of the signature of every input may be at most 2 bytes larger
|
|
# than a minimum sized signature.
|
|
|
|
# = 2 bytes * minRelayTxFeePerByte
|
|
self.fee_tolerance = 2 * self.min_relay_tx_fee / 1000
|
|
|
|
self.nodes[2].generate(1)
|
|
self.sync_all()
|
|
self.nodes[0].generate(121)
|
|
self.sync_all()
|
|
|
|
self.test_change_position()
|
|
self.test_simple()
|
|
self.test_simple_two_coins()
|
|
self.test_simple_two_outputs()
|
|
self.test_change()
|
|
self.test_no_change()
|
|
self.test_invalid_option()
|
|
self.test_invalid_change_address()
|
|
self.test_valid_change_address()
|
|
self.test_change_type()
|
|
self.test_coin_selection()
|
|
self.test_two_vin()
|
|
self.test_two_vin_two_vout()
|
|
self.test_invalid_input()
|
|
self.test_fee_p2pkh()
|
|
self.test_fee_p2pkh_multi_out()
|
|
self.test_fee_p2sh()
|
|
self.test_fee_4of5()
|
|
self.test_spend_2of2()
|
|
self.test_locked_wallet()
|
|
self.test_many_inputs_fee()
|
|
self.test_many_inputs_send()
|
|
self.test_op_return()
|
|
self.test_watchonly()
|
|
self.test_all_watched_funds()
|
|
self.test_option_feerate()
|
|
self.test_address_reuse()
|
|
self.test_option_subtract_fee_from_outputs()
|
|
self.test_subtract_fee_with_presets()
|
|
self.test_transaction_too_large()
|
|
self.test_include_unsafe()
|
|
|
|
def test_change_position(self):
|
|
"""Ensure setting changePosition in fundraw with an exact match is handled properly."""
|
|
self.log.info("Test fundrawtxn changePosition option")
|
|
rawmatch = self.nodes[2].createrawtransaction([], {self.nodes[2].getnewaddress():50})
|
|
rawmatch = self.nodes[2].fundrawtransaction(rawmatch, {"changePosition":1, "subtractFeeFromOutputs":[0]})
|
|
assert_equal(rawmatch["changepos"], -1)
|
|
|
|
self.nodes[3].createwallet(wallet_name="wwatch", disable_private_keys=True)
|
|
wwatch = self.nodes[3].get_wallet_rpc('wwatch')
|
|
watchonly_address = self.nodes[0].getnewaddress()
|
|
watchonly_pubkey = self.nodes[0].getaddressinfo(watchonly_address)["pubkey"]
|
|
self.watchonly_amount = Decimal(200)
|
|
wwatch.importpubkey(watchonly_pubkey, "", True)
|
|
self.watchonly_txid = self.nodes[0].sendtoaddress(watchonly_address, self.watchonly_amount)
|
|
|
|
# Lock UTXO so nodes[0] doesn't accidentally spend it
|
|
self.watchonly_vout = find_vout_for_address(self.nodes[0], self.watchonly_txid, watchonly_address)
|
|
self.nodes[0].lockunspent(False, [{"txid": self.watchonly_txid, "vout": self.watchonly_vout}])
|
|
|
|
self.nodes[0].sendtoaddress(self.nodes[3].get_wallet_rpc(self.default_wallet_name).getnewaddress(), self.watchonly_amount / 10)
|
|
|
|
self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 1.5)
|
|
self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 1.0)
|
|
self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 5.0)
|
|
|
|
self.nodes[0].generate(1)
|
|
self.sync_all()
|
|
|
|
wwatch.unloadwallet()
|
|
|
|
def test_simple(self):
|
|
self.log.info("Test fundrawtxn")
|
|
inputs = [ ]
|
|
outputs = { self.nodes[0].getnewaddress() : 1.0 }
|
|
rawtx = self.nodes[2].createrawtransaction(inputs, outputs)
|
|
dec_tx = self.nodes[2].decoderawtransaction(rawtx)
|
|
rawtxfund = self.nodes[2].fundrawtransaction(rawtx)
|
|
dec_tx = self.nodes[2].decoderawtransaction(rawtxfund['hex'])
|
|
assert len(dec_tx['vin']) > 0 #test that we have enough inputs
|
|
|
|
def test_simple_two_coins(self):
|
|
self.log.info("Test fundrawtxn with 2 coins")
|
|
inputs = [ ]
|
|
outputs = { self.nodes[0].getnewaddress() : 2.2 }
|
|
rawtx = self.nodes[2].createrawtransaction(inputs, outputs)
|
|
dec_tx = self.nodes[2].decoderawtransaction(rawtx)
|
|
|
|
rawtxfund = self.nodes[2].fundrawtransaction(rawtx)
|
|
dec_tx = self.nodes[2].decoderawtransaction(rawtxfund['hex'])
|
|
assert len(dec_tx['vin']) > 0 #test if we have enough inputs
|
|
assert_equal(dec_tx['vin'][0]['scriptSig']['hex'], '')
|
|
|
|
def test_simple_two_outputs(self):
|
|
self.log.info("Test fundrawtxn with 2 outputs")
|
|
|
|
inputs = [ ]
|
|
outputs = { self.nodes[0].getnewaddress() : 2.6, self.nodes[1].getnewaddress() : 2.5 }
|
|
rawtx = self.nodes[2].createrawtransaction(inputs, outputs)
|
|
dec_tx = self.nodes[2].decoderawtransaction(rawtx)
|
|
|
|
rawtxfund = self.nodes[2].fundrawtransaction(rawtx)
|
|
dec_tx = self.nodes[2].decoderawtransaction(rawtxfund['hex'])
|
|
totalOut = 0
|
|
for out in dec_tx['vout']:
|
|
totalOut += out['value']
|
|
|
|
assert len(dec_tx['vin']) > 0
|
|
assert_equal(dec_tx['vin'][0]['scriptSig']['hex'], '')
|
|
|
|
def test_change(self):
|
|
self.log.info("Test fundrawtxn with a vin > required amount")
|
|
utx = get_unspent(self.nodes[2].listunspent(), 5)
|
|
|
|
inputs = [ {'txid' : utx['txid'], 'vout' : utx['vout']}]
|
|
outputs = { self.nodes[0].getnewaddress() : 1.0 }
|
|
rawtx = self.nodes[2].createrawtransaction(inputs, outputs)
|
|
dec_tx = self.nodes[2].decoderawtransaction(rawtx)
|
|
assert_equal(utx['txid'], dec_tx['vin'][0]['txid'])
|
|
|
|
rawtxfund = self.nodes[2].fundrawtransaction(rawtx)
|
|
fee = rawtxfund['fee']
|
|
self.test_no_change_fee = fee # Use the same fee for the next tx
|
|
dec_tx = self.nodes[2].decoderawtransaction(rawtxfund['hex'])
|
|
totalOut = 0
|
|
for out in dec_tx['vout']:
|
|
totalOut += out['value']
|
|
|
|
assert_equal(fee + totalOut, utx['amount']) #compare vin total and totalout+fee
|
|
|
|
def test_no_change(self):
|
|
self.log.info("Test fundrawtxn not having a change output")
|
|
utx = get_unspent(self.nodes[2].listunspent(), 5)
|
|
|
|
inputs = [ {'txid' : utx['txid'], 'vout' : utx['vout']}]
|
|
outputs = {self.nodes[0].getnewaddress(): Decimal(5.0) - self.test_no_change_fee - self.fee_tolerance}
|
|
rawtx = self.nodes[2].createrawtransaction(inputs, outputs)
|
|
dec_tx = self.nodes[2].decoderawtransaction(rawtx)
|
|
assert_equal(utx['txid'], dec_tx['vin'][0]['txid'])
|
|
|
|
rawtxfund = self.nodes[2].fundrawtransaction(rawtx)
|
|
fee = rawtxfund['fee']
|
|
dec_tx = self.nodes[2].decoderawtransaction(rawtxfund['hex'])
|
|
totalOut = 0
|
|
for out in dec_tx['vout']:
|
|
totalOut += out['value']
|
|
|
|
assert_equal(rawtxfund['changepos'], -1)
|
|
assert_equal(fee + totalOut, utx['amount']) #compare vin total and totalout+fee
|
|
|
|
def test_invalid_option(self):
|
|
self.log.info("Test fundrawtxn with an invalid option")
|
|
utx = get_unspent(self.nodes[2].listunspent(), 5)
|
|
|
|
inputs = [ {'txid' : utx['txid'], 'vout' : utx['vout']} ]
|
|
outputs = { self.nodes[0].getnewaddress() : Decimal(4.0) }
|
|
rawtx = self.nodes[2].createrawtransaction(inputs, outputs)
|
|
dec_tx = self.nodes[2].decoderawtransaction(rawtx)
|
|
assert_equal(utx['txid'], dec_tx['vin'][0]['txid'])
|
|
|
|
assert_raises_rpc_error(-3, "Unexpected key foo", self.nodes[2].fundrawtransaction, rawtx, {'foo':'bar'})
|
|
|
|
# reserveChangeKey was deprecated and is now removed
|
|
assert_raises_rpc_error(-3, "Unexpected key reserveChangeKey", lambda: self.nodes[2].fundrawtransaction(hexstring=rawtx, options={'reserveChangeKey': True}))
|
|
|
|
def test_invalid_change_address(self):
|
|
self.log.info("Test fundrawtxn with an invalid change address")
|
|
utx = get_unspent(self.nodes[2].listunspent(), 5)
|
|
|
|
inputs = [ {'txid' : utx['txid'], 'vout' : utx['vout']} ]
|
|
outputs = { self.nodes[0].getnewaddress() : Decimal(4.0) }
|
|
rawtx = self.nodes[2].createrawtransaction(inputs, outputs)
|
|
dec_tx = self.nodes[2].decoderawtransaction(rawtx)
|
|
assert_equal(utx['txid'], dec_tx['vin'][0]['txid'])
|
|
|
|
assert_raises_rpc_error(-5, "Change address must be a valid bitcoin address", self.nodes[2].fundrawtransaction, rawtx, {'changeAddress':'foobar'})
|
|
|
|
def test_valid_change_address(self):
|
|
self.log.info("Test fundrawtxn with a provided change address")
|
|
utx = get_unspent(self.nodes[2].listunspent(), 5)
|
|
|
|
inputs = [ {'txid' : utx['txid'], 'vout' : utx['vout']} ]
|
|
outputs = { self.nodes[0].getnewaddress() : Decimal(4.0) }
|
|
rawtx = self.nodes[2].createrawtransaction(inputs, outputs)
|
|
dec_tx = self.nodes[2].decoderawtransaction(rawtx)
|
|
assert_equal(utx['txid'], dec_tx['vin'][0]['txid'])
|
|
|
|
change = self.nodes[2].getnewaddress()
|
|
assert_raises_rpc_error(-8, "changePosition out of bounds", self.nodes[2].fundrawtransaction, rawtx, {'changeAddress':change, 'changePosition':2})
|
|
rawtxfund = self.nodes[2].fundrawtransaction(rawtx, {'changeAddress': change, 'changePosition': 0})
|
|
dec_tx = self.nodes[2].decoderawtransaction(rawtxfund['hex'])
|
|
out = dec_tx['vout'][0]
|
|
assert_equal(change, out['scriptPubKey']['address'])
|
|
|
|
def test_change_type(self):
|
|
self.log.info("Test fundrawtxn with a provided change type")
|
|
utx = get_unspent(self.nodes[2].listunspent(), 5)
|
|
|
|
inputs = [ {'txid' : utx['txid'], 'vout' : utx['vout']} ]
|
|
outputs = { self.nodes[0].getnewaddress() : Decimal(4.0) }
|
|
rawtx = self.nodes[2].createrawtransaction(inputs, outputs)
|
|
assert_raises_rpc_error(-1, "JSON value is not a string as expected", self.nodes[2].fundrawtransaction, rawtx, {'change_type': None})
|
|
assert_raises_rpc_error(-5, "Unknown change type ''", self.nodes[2].fundrawtransaction, rawtx, {'change_type': ''})
|
|
rawtx = self.nodes[2].fundrawtransaction(rawtx, {'change_type': 'bech32'})
|
|
dec_tx = self.nodes[2].decoderawtransaction(rawtx['hex'])
|
|
assert_equal('witness_v0_keyhash', dec_tx['vout'][rawtx['changepos']]['scriptPubKey']['type'])
|
|
|
|
def test_coin_selection(self):
|
|
self.log.info("Test fundrawtxn with a vin < required amount")
|
|
utx = get_unspent(self.nodes[2].listunspent(), 1)
|
|
|
|
inputs = [ {'txid' : utx['txid'], 'vout' : utx['vout']}]
|
|
outputs = { self.nodes[0].getnewaddress() : 1.0 }
|
|
rawtx = self.nodes[2].createrawtransaction(inputs, outputs)
|
|
|
|
# 4-byte version + 1-byte vin count + 36-byte prevout then script_len
|
|
rawtx = rawtx[:82] + "0100" + rawtx[84:]
|
|
|
|
dec_tx = self.nodes[2].decoderawtransaction(rawtx)
|
|
assert_equal(utx['txid'], dec_tx['vin'][0]['txid'])
|
|
assert_equal("00", dec_tx['vin'][0]['scriptSig']['hex'])
|
|
|
|
# Should fail without add_inputs:
|
|
assert_raises_rpc_error(-4, "Insufficient funds", self.nodes[2].fundrawtransaction, rawtx, {"add_inputs": False})
|
|
# add_inputs is enabled by default
|
|
rawtxfund = self.nodes[2].fundrawtransaction(rawtx)
|
|
|
|
dec_tx = self.nodes[2].decoderawtransaction(rawtxfund['hex'])
|
|
totalOut = 0
|
|
matchingOuts = 0
|
|
for i, out in enumerate(dec_tx['vout']):
|
|
totalOut += out['value']
|
|
if out['scriptPubKey']['address'] in outputs:
|
|
matchingOuts+=1
|
|
else:
|
|
assert_equal(i, rawtxfund['changepos'])
|
|
|
|
assert_equal(utx['txid'], dec_tx['vin'][0]['txid'])
|
|
assert_equal("00", dec_tx['vin'][0]['scriptSig']['hex'])
|
|
|
|
assert_equal(matchingOuts, 1)
|
|
assert_equal(len(dec_tx['vout']), 2)
|
|
|
|
def test_two_vin(self):
|
|
self.log.info("Test fundrawtxn with 2 vins")
|
|
utx = get_unspent(self.nodes[2].listunspent(), 1)
|
|
utx2 = get_unspent(self.nodes[2].listunspent(), 5)
|
|
|
|
inputs = [ {'txid' : utx['txid'], 'vout' : utx['vout']},{'txid' : utx2['txid'], 'vout' : utx2['vout']} ]
|
|
outputs = { self.nodes[0].getnewaddress() : 6.0 }
|
|
rawtx = self.nodes[2].createrawtransaction(inputs, outputs)
|
|
dec_tx = self.nodes[2].decoderawtransaction(rawtx)
|
|
assert_equal(utx['txid'], dec_tx['vin'][0]['txid'])
|
|
|
|
# Should fail without add_inputs:
|
|
assert_raises_rpc_error(-4, "Insufficient funds", self.nodes[2].fundrawtransaction, rawtx, {"add_inputs": False})
|
|
rawtxfund = self.nodes[2].fundrawtransaction(rawtx, {"add_inputs": True})
|
|
|
|
dec_tx = self.nodes[2].decoderawtransaction(rawtxfund['hex'])
|
|
totalOut = 0
|
|
matchingOuts = 0
|
|
for out in dec_tx['vout']:
|
|
totalOut += out['value']
|
|
if out['scriptPubKey']['address'] in outputs:
|
|
matchingOuts+=1
|
|
|
|
assert_equal(matchingOuts, 1)
|
|
assert_equal(len(dec_tx['vout']), 2)
|
|
|
|
matchingIns = 0
|
|
for vinOut in dec_tx['vin']:
|
|
for vinIn in inputs:
|
|
if vinIn['txid'] == vinOut['txid']:
|
|
matchingIns+=1
|
|
|
|
assert_equal(matchingIns, 2) #we now must see two vins identical to vins given as params
|
|
|
|
def test_two_vin_two_vout(self):
|
|
self.log.info("Test fundrawtxn with 2 vins and 2 vouts")
|
|
utx = get_unspent(self.nodes[2].listunspent(), 1)
|
|
utx2 = get_unspent(self.nodes[2].listunspent(), 5)
|
|
|
|
inputs = [ {'txid' : utx['txid'], 'vout' : utx['vout']},{'txid' : utx2['txid'], 'vout' : utx2['vout']} ]
|
|
outputs = { self.nodes[0].getnewaddress() : 6.0, self.nodes[0].getnewaddress() : 1.0 }
|
|
rawtx = self.nodes[2].createrawtransaction(inputs, outputs)
|
|
dec_tx = self.nodes[2].decoderawtransaction(rawtx)
|
|
assert_equal(utx['txid'], dec_tx['vin'][0]['txid'])
|
|
|
|
# Should fail without add_inputs:
|
|
assert_raises_rpc_error(-4, "Insufficient funds", self.nodes[2].fundrawtransaction, rawtx, {"add_inputs": False})
|
|
rawtxfund = self.nodes[2].fundrawtransaction(rawtx, {"add_inputs": True})
|
|
|
|
dec_tx = self.nodes[2].decoderawtransaction(rawtxfund['hex'])
|
|
totalOut = 0
|
|
matchingOuts = 0
|
|
for out in dec_tx['vout']:
|
|
totalOut += out['value']
|
|
if out['scriptPubKey']['address'] in outputs:
|
|
matchingOuts+=1
|
|
|
|
assert_equal(matchingOuts, 2)
|
|
assert_equal(len(dec_tx['vout']), 3)
|
|
|
|
def test_invalid_input(self):
|
|
self.log.info("Test fundrawtxn with an invalid vin")
|
|
inputs = [ {'txid' : "1c7f966dab21119bac53213a2bc7532bff1fa844c124fd750a7d0b1332440bd1", 'vout' : 0} ] #invalid vin!
|
|
outputs = { self.nodes[0].getnewaddress() : 1.0}
|
|
rawtx = self.nodes[2].createrawtransaction(inputs, outputs)
|
|
assert_raises_rpc_error(-4, "Insufficient funds", self.nodes[2].fundrawtransaction, rawtx)
|
|
|
|
def test_fee_p2pkh(self):
|
|
"""Compare fee of a standard pubkeyhash transaction."""
|
|
self.log.info("Test fundrawtxn p2pkh fee")
|
|
inputs = []
|
|
outputs = {self.nodes[1].getnewaddress():1.1}
|
|
rawtx = self.nodes[0].createrawtransaction(inputs, outputs)
|
|
fundedTx = self.nodes[0].fundrawtransaction(rawtx)
|
|
|
|
# Create same transaction over sendtoaddress.
|
|
txId = self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 1.1)
|
|
signedFee = self.nodes[0].getrawmempool(True)[txId]['fee']
|
|
|
|
# Compare fee.
|
|
feeDelta = Decimal(fundedTx['fee']) - Decimal(signedFee)
|
|
assert feeDelta >= 0 and feeDelta <= self.fee_tolerance
|
|
|
|
def test_fee_p2pkh_multi_out(self):
|
|
"""Compare fee of a standard pubkeyhash transaction with multiple outputs."""
|
|
self.log.info("Test fundrawtxn p2pkh fee with multiple outputs")
|
|
inputs = []
|
|
outputs = {
|
|
self.nodes[1].getnewaddress():1.1,
|
|
self.nodes[1].getnewaddress():1.2,
|
|
self.nodes[1].getnewaddress():0.1,
|
|
self.nodes[1].getnewaddress():1.3,
|
|
self.nodes[1].getnewaddress():0.2,
|
|
self.nodes[1].getnewaddress():0.3,
|
|
}
|
|
rawtx = self.nodes[0].createrawtransaction(inputs, outputs)
|
|
fundedTx = self.nodes[0].fundrawtransaction(rawtx)
|
|
|
|
# Create same transaction over sendtoaddress.
|
|
txId = self.nodes[0].sendmany("", outputs)
|
|
signedFee = self.nodes[0].getrawmempool(True)[txId]['fee']
|
|
|
|
# Compare fee.
|
|
feeDelta = Decimal(fundedTx['fee']) - Decimal(signedFee)
|
|
assert feeDelta >= 0 and feeDelta <= self.fee_tolerance
|
|
|
|
def test_fee_p2sh(self):
|
|
"""Compare fee of a 2-of-2 multisig p2sh transaction."""
|
|
# Create 2-of-2 addr.
|
|
addr1 = self.nodes[1].getnewaddress()
|
|
addr2 = self.nodes[1].getnewaddress()
|
|
|
|
addr1Obj = self.nodes[1].getaddressinfo(addr1)
|
|
addr2Obj = self.nodes[1].getaddressinfo(addr2)
|
|
|
|
mSigObj = self.nodes[3].createmultisig(2, [addr1Obj['pubkey'], addr2Obj['pubkey']])['address']
|
|
|
|
inputs = []
|
|
outputs = {mSigObj:1.1}
|
|
rawtx = self.nodes[0].createrawtransaction(inputs, outputs)
|
|
fundedTx = self.nodes[0].fundrawtransaction(rawtx)
|
|
|
|
# Create same transaction over sendtoaddress.
|
|
txId = self.nodes[0].sendtoaddress(mSigObj, 1.1)
|
|
signedFee = self.nodes[0].getrawmempool(True)[txId]['fee']
|
|
|
|
# Compare fee.
|
|
feeDelta = Decimal(fundedTx['fee']) - Decimal(signedFee)
|
|
assert feeDelta >= 0 and feeDelta <= self.fee_tolerance
|
|
|
|
def test_fee_4of5(self):
|
|
"""Compare fee of a standard pubkeyhash transaction."""
|
|
self.log.info("Test fundrawtxn fee with 4-of-5 addresses")
|
|
|
|
# Create 4-of-5 addr.
|
|
addr1 = self.nodes[1].getnewaddress()
|
|
addr2 = self.nodes[1].getnewaddress()
|
|
addr3 = self.nodes[1].getnewaddress()
|
|
addr4 = self.nodes[1].getnewaddress()
|
|
addr5 = self.nodes[1].getnewaddress()
|
|
|
|
addr1Obj = self.nodes[1].getaddressinfo(addr1)
|
|
addr2Obj = self.nodes[1].getaddressinfo(addr2)
|
|
addr3Obj = self.nodes[1].getaddressinfo(addr3)
|
|
addr4Obj = self.nodes[1].getaddressinfo(addr4)
|
|
addr5Obj = self.nodes[1].getaddressinfo(addr5)
|
|
|
|
mSigObj = self.nodes[1].createmultisig(
|
|
4,
|
|
[
|
|
addr1Obj['pubkey'],
|
|
addr2Obj['pubkey'],
|
|
addr3Obj['pubkey'],
|
|
addr4Obj['pubkey'],
|
|
addr5Obj['pubkey'],
|
|
]
|
|
)['address']
|
|
|
|
inputs = []
|
|
outputs = {mSigObj:1.1}
|
|
rawtx = self.nodes[0].createrawtransaction(inputs, outputs)
|
|
fundedTx = self.nodes[0].fundrawtransaction(rawtx)
|
|
|
|
# Create same transaction over sendtoaddress.
|
|
txId = self.nodes[0].sendtoaddress(mSigObj, 1.1)
|
|
signedFee = self.nodes[0].getrawmempool(True)[txId]['fee']
|
|
|
|
# Compare fee.
|
|
feeDelta = Decimal(fundedTx['fee']) - Decimal(signedFee)
|
|
assert feeDelta >= 0 and feeDelta <= self.fee_tolerance
|
|
|
|
def test_spend_2of2(self):
|
|
"""Spend a 2-of-2 multisig transaction over fundraw."""
|
|
self.log.info("Test fundpsbt spending 2-of-2 multisig")
|
|
|
|
# Create 2-of-2 addr.
|
|
addr1 = self.nodes[2].getnewaddress()
|
|
addr2 = self.nodes[2].getnewaddress()
|
|
|
|
addr1Obj = self.nodes[2].getaddressinfo(addr1)
|
|
addr2Obj = self.nodes[2].getaddressinfo(addr2)
|
|
|
|
self.nodes[2].createwallet(wallet_name='wmulti', disable_private_keys=True)
|
|
wmulti = self.nodes[2].get_wallet_rpc('wmulti')
|
|
w2 = self.nodes[2].get_wallet_rpc(self.default_wallet_name)
|
|
mSigObj = wmulti.addmultisigaddress(
|
|
2,
|
|
[
|
|
addr1Obj['pubkey'],
|
|
addr2Obj['pubkey'],
|
|
]
|
|
)['address']
|
|
if not self.options.descriptors:
|
|
wmulti.importaddress(mSigObj)
|
|
|
|
# Send 1.2 BTC to msig addr.
|
|
self.nodes[0].sendtoaddress(mSigObj, 1.2)
|
|
self.nodes[0].generate(1)
|
|
self.sync_all()
|
|
|
|
oldBalance = self.nodes[1].getbalance()
|
|
inputs = []
|
|
outputs = {self.nodes[1].getnewaddress():1.1}
|
|
funded_psbt = wmulti.walletcreatefundedpsbt(inputs=inputs, outputs=outputs, options={'changeAddress': w2.getrawchangeaddress()})['psbt']
|
|
|
|
signed_psbt = w2.walletprocesspsbt(funded_psbt)
|
|
final_psbt = w2.finalizepsbt(signed_psbt['psbt'])
|
|
self.nodes[2].sendrawtransaction(final_psbt['hex'])
|
|
self.nodes[2].generate(1)
|
|
self.sync_all()
|
|
|
|
# Make sure funds are received at node1.
|
|
assert_equal(oldBalance+Decimal('1.10000000'), self.nodes[1].getbalance())
|
|
|
|
wmulti.unloadwallet()
|
|
|
|
def test_locked_wallet(self):
|
|
self.log.info("Test fundrawtxn with locked wallet and hardened derivation")
|
|
|
|
self.nodes[1].encryptwallet("test")
|
|
|
|
if self.options.descriptors:
|
|
self.nodes[1].walletpassphrase('test', 10)
|
|
self.nodes[1].importdescriptors([{
|
|
'desc': descsum_create('wpkh(tprv8ZgxMBicQKsPdYeeZbPSKd2KYLmeVKtcFA7kqCxDvDR13MQ6us8HopUR2wLcS2ZKPhLyKsqpDL2FtL73LMHcgoCL7DXsciA8eX8nbjCR2eG/0h/*h)'),
|
|
'timestamp': 'now',
|
|
'active': True
|
|
},
|
|
{
|
|
'desc': descsum_create('wpkh(tprv8ZgxMBicQKsPdYeeZbPSKd2KYLmeVKtcFA7kqCxDvDR13MQ6us8HopUR2wLcS2ZKPhLyKsqpDL2FtL73LMHcgoCL7DXsciA8eX8nbjCR2eG/1h/*h)'),
|
|
'timestamp': 'now',
|
|
'active': True,
|
|
'internal': True
|
|
}])
|
|
self.nodes[1].walletlock()
|
|
|
|
# Drain the keypool.
|
|
self.nodes[1].getnewaddress()
|
|
self.nodes[1].getrawchangeaddress()
|
|
inputs = []
|
|
outputs = {self.nodes[0].getnewaddress():1.09999500}
|
|
rawtx = self.nodes[1].createrawtransaction(inputs, outputs)
|
|
# fund a transaction that does not require a new key for the change output
|
|
self.nodes[1].fundrawtransaction(rawtx)
|
|
|
|
# fund a transaction that requires a new key for the change output
|
|
# creating the key must be impossible because the wallet is locked
|
|
outputs = {self.nodes[0].getnewaddress():1.1}
|
|
rawtx = self.nodes[1].createrawtransaction(inputs, outputs)
|
|
assert_raises_rpc_error(-4, "Transaction needs a change address, but we can't generate it.", self.nodes[1].fundrawtransaction, rawtx)
|
|
|
|
# Refill the keypool.
|
|
self.nodes[1].walletpassphrase("test", 100)
|
|
self.nodes[1].keypoolrefill(8) #need to refill the keypool to get an internal change address
|
|
self.nodes[1].walletlock()
|
|
|
|
assert_raises_rpc_error(-13, "walletpassphrase", self.nodes[1].sendtoaddress, self.nodes[0].getnewaddress(), 1.2)
|
|
|
|
oldBalance = self.nodes[0].getbalance()
|
|
|
|
inputs = []
|
|
outputs = {self.nodes[0].getnewaddress():1.1}
|
|
rawtx = self.nodes[1].createrawtransaction(inputs, outputs)
|
|
fundedTx = self.nodes[1].fundrawtransaction(rawtx)
|
|
|
|
# Now we need to unlock.
|
|
self.nodes[1].walletpassphrase("test", 600)
|
|
signedTx = self.nodes[1].signrawtransactionwithwallet(fundedTx['hex'])
|
|
self.nodes[1].sendrawtransaction(signedTx['hex'])
|
|
self.nodes[1].generate(1)
|
|
self.sync_all()
|
|
|
|
# Make sure funds are received at node1.
|
|
assert_equal(oldBalance+Decimal('51.10000000'), self.nodes[0].getbalance())
|
|
|
|
def test_many_inputs_fee(self):
|
|
"""Multiple (~19) inputs tx test | Compare fee."""
|
|
self.log.info("Test fundrawtxn fee with many inputs")
|
|
|
|
# Empty node1, send some small coins from node0 to node1.
|
|
self.nodes[1].sendtoaddress(self.nodes[0].getnewaddress(), self.nodes[1].getbalance(), "", "", True)
|
|
self.nodes[1].generate(1)
|
|
self.sync_all()
|
|
|
|
for _ in range(20):
|
|
self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 0.01)
|
|
self.nodes[0].generate(1)
|
|
self.sync_all()
|
|
|
|
# Fund a tx with ~20 small inputs.
|
|
inputs = []
|
|
outputs = {self.nodes[0].getnewaddress():0.15,self.nodes[0].getnewaddress():0.04}
|
|
rawtx = self.nodes[1].createrawtransaction(inputs, outputs)
|
|
fundedTx = self.nodes[1].fundrawtransaction(rawtx)
|
|
|
|
# Create same transaction over sendtoaddress.
|
|
txId = self.nodes[1].sendmany("", outputs)
|
|
signedFee = self.nodes[1].getrawmempool(True)[txId]['fee']
|
|
|
|
# Compare fee.
|
|
feeDelta = Decimal(fundedTx['fee']) - Decimal(signedFee)
|
|
assert feeDelta >= 0 and feeDelta <= self.fee_tolerance * 19 #~19 inputs
|
|
|
|
def test_many_inputs_send(self):
|
|
"""Multiple (~19) inputs tx test | sign/send."""
|
|
self.log.info("Test fundrawtxn sign+send with many inputs")
|
|
|
|
# Again, empty node1, send some small coins from node0 to node1.
|
|
self.nodes[1].sendtoaddress(self.nodes[0].getnewaddress(), self.nodes[1].getbalance(), "", "", True)
|
|
self.nodes[1].generate(1)
|
|
self.sync_all()
|
|
|
|
for _ in range(20):
|
|
self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 0.01)
|
|
self.nodes[0].generate(1)
|
|
self.sync_all()
|
|
|
|
# Fund a tx with ~20 small inputs.
|
|
oldBalance = self.nodes[0].getbalance()
|
|
|
|
inputs = []
|
|
outputs = {self.nodes[0].getnewaddress():0.15,self.nodes[0].getnewaddress():0.04}
|
|
rawtx = self.nodes[1].createrawtransaction(inputs, outputs)
|
|
fundedTx = self.nodes[1].fundrawtransaction(rawtx)
|
|
fundedAndSignedTx = self.nodes[1].signrawtransactionwithwallet(fundedTx['hex'])
|
|
self.nodes[1].sendrawtransaction(fundedAndSignedTx['hex'])
|
|
self.nodes[1].generate(1)
|
|
self.sync_all()
|
|
assert_equal(oldBalance+Decimal('50.19000000'), self.nodes[0].getbalance()) #0.19+block reward
|
|
|
|
def test_op_return(self):
|
|
self.log.info("Test fundrawtxn with OP_RETURN and no vin")
|
|
|
|
rawtx = "0100000000010000000000000000066a047465737400000000"
|
|
dec_tx = self.nodes[2].decoderawtransaction(rawtx)
|
|
|
|
assert_equal(len(dec_tx['vin']), 0)
|
|
assert_equal(len(dec_tx['vout']), 1)
|
|
|
|
rawtxfund = self.nodes[2].fundrawtransaction(rawtx)
|
|
dec_tx = self.nodes[2].decoderawtransaction(rawtxfund['hex'])
|
|
|
|
assert_greater_than(len(dec_tx['vin']), 0) # at least one vin
|
|
assert_equal(len(dec_tx['vout']), 2) # one change output added
|
|
|
|
def test_watchonly(self):
|
|
self.log.info("Test fundrawtxn using only watchonly")
|
|
|
|
inputs = []
|
|
outputs = {self.nodes[2].getnewaddress(): self.watchonly_amount / 2}
|
|
rawtx = self.nodes[3].createrawtransaction(inputs, outputs)
|
|
|
|
self.nodes[3].loadwallet('wwatch')
|
|
wwatch = self.nodes[3].get_wallet_rpc('wwatch')
|
|
# Setup change addresses for the watchonly wallet
|
|
desc_import = [{
|
|
"desc": descsum_create("wpkh(tpubD6NzVbkrYhZ4YNXVQbNhMK1WqguFsUXceaVJKbmno2aZ3B6QfbMeraaYvnBSGpV3vxLyTTK9DYT1yoEck4XUScMzXoQ2U2oSmE2JyMedq3H/1/*)"),
|
|
"timestamp": "now",
|
|
"internal": True,
|
|
"active": True,
|
|
"keypool": True,
|
|
"range": [0, 100],
|
|
"watchonly": True,
|
|
}]
|
|
if self.options.descriptors:
|
|
wwatch.importdescriptors(desc_import)
|
|
else:
|
|
wwatch.importmulti(desc_import)
|
|
|
|
# Backward compatibility test (2nd params is includeWatching)
|
|
result = wwatch.fundrawtransaction(rawtx, True)
|
|
res_dec = self.nodes[0].decoderawtransaction(result["hex"])
|
|
assert_equal(len(res_dec["vin"]), 1)
|
|
assert_equal(res_dec["vin"][0]["txid"], self.watchonly_txid)
|
|
|
|
assert "fee" in result.keys()
|
|
assert_greater_than(result["changepos"], -1)
|
|
|
|
wwatch.unloadwallet()
|
|
|
|
def test_all_watched_funds(self):
|
|
self.log.info("Test fundrawtxn using entirety of watched funds")
|
|
|
|
inputs = []
|
|
outputs = {self.nodes[2].getnewaddress(): self.watchonly_amount}
|
|
rawtx = self.nodes[3].createrawtransaction(inputs, outputs)
|
|
|
|
self.nodes[3].loadwallet('wwatch')
|
|
wwatch = self.nodes[3].get_wallet_rpc('wwatch')
|
|
w3 = self.nodes[3].get_wallet_rpc(self.default_wallet_name)
|
|
result = wwatch.fundrawtransaction(rawtx, {'includeWatching': True, 'changeAddress': w3.getrawchangeaddress(), 'subtractFeeFromOutputs': [0]})
|
|
res_dec = self.nodes[0].decoderawtransaction(result["hex"])
|
|
assert_equal(len(res_dec["vin"]), 1)
|
|
assert res_dec["vin"][0]["txid"] == self.watchonly_txid
|
|
|
|
assert_greater_than(result["fee"], 0)
|
|
assert_equal(result["changepos"], -1)
|
|
assert_equal(result["fee"] + res_dec["vout"][0]["value"], self.watchonly_amount)
|
|
|
|
signedtx = wwatch.signrawtransactionwithwallet(result["hex"])
|
|
assert not signedtx["complete"]
|
|
signedtx = self.nodes[0].signrawtransactionwithwallet(signedtx["hex"])
|
|
assert signedtx["complete"]
|
|
self.nodes[0].sendrawtransaction(signedtx["hex"])
|
|
self.nodes[0].generate(1)
|
|
self.sync_all()
|
|
|
|
wwatch.unloadwallet()
|
|
|
|
def test_option_feerate(self):
|
|
self.log.info("Test fundrawtxn with explicit fee rates (fee_rate sat/vB and feeRate BTC/kvB)")
|
|
node = self.nodes[3]
|
|
# Make sure there is exactly one input so coin selection can't skew the result.
|
|
assert_equal(len(self.nodes[3].listunspent(1)), 1)
|
|
inputs = []
|
|
outputs = {node.getnewaddress() : 1}
|
|
rawtx = node.createrawtransaction(inputs, outputs)
|
|
|
|
result = node.fundrawtransaction(rawtx) # uses self.min_relay_tx_fee (set by settxfee)
|
|
btc_kvb_to_sat_vb = 100000 # (1e5)
|
|
result1 = node.fundrawtransaction(rawtx, {"fee_rate": str(2 * btc_kvb_to_sat_vb * self.min_relay_tx_fee)})
|
|
result2 = node.fundrawtransaction(rawtx, {"feeRate": 2 * self.min_relay_tx_fee})
|
|
result3 = node.fundrawtransaction(rawtx, {"fee_rate": 10 * btc_kvb_to_sat_vb * self.min_relay_tx_fee})
|
|
result4 = node.fundrawtransaction(rawtx, {"feeRate": str(10 * self.min_relay_tx_fee)})
|
|
|
|
result_fee_rate = result['fee'] * 1000 / count_bytes(result['hex'])
|
|
assert_fee_amount(result1['fee'], count_bytes(result1['hex']), 2 * result_fee_rate)
|
|
assert_fee_amount(result2['fee'], count_bytes(result2['hex']), 2 * result_fee_rate)
|
|
assert_fee_amount(result3['fee'], count_bytes(result3['hex']), 10 * result_fee_rate)
|
|
assert_fee_amount(result4['fee'], count_bytes(result4['hex']), 10 * result_fee_rate)
|
|
|
|
# Test that funding non-standard "zero-fee" transactions is valid.
|
|
for param, zero_value in product(["fee_rate", "feeRate"], [0, 0.000, 0.00000000, "0", "0.000", "0.00000000"]):
|
|
assert_equal(self.nodes[3].fundrawtransaction(rawtx, {param: zero_value})["fee"], 0)
|
|
|
|
# With no arguments passed, expect fee of 141 satoshis.
|
|
assert_approx(node.fundrawtransaction(rawtx)["fee"], vexp=0.00000141, vspan=0.00000001)
|
|
# Expect fee to be 10,000x higher when an explicit fee rate 10,000x greater is specified.
|
|
result = node.fundrawtransaction(rawtx, {"fee_rate": 10000})
|
|
assert_approx(result["fee"], vexp=0.0141, vspan=0.0001)
|
|
|
|
self.log.info("Test fundrawtxn with invalid estimate_mode settings")
|
|
for k, v in {"number": 42, "object": {"foo": "bar"}}.items():
|
|
assert_raises_rpc_error(-3, "Expected type string for estimate_mode, got {}".format(k),
|
|
node.fundrawtransaction, rawtx, {"estimate_mode": v, "conf_target": 0.1, "add_inputs": True})
|
|
for mode in ["", "foo", Decimal("3.141592")]:
|
|
assert_raises_rpc_error(-8, 'Invalid estimate_mode parameter, must be one of: "unset", "economical", "conservative"',
|
|
node.fundrawtransaction, rawtx, {"estimate_mode": mode, "conf_target": 0.1, "add_inputs": True})
|
|
|
|
self.log.info("Test fundrawtxn with invalid conf_target settings")
|
|
for mode in ["unset", "economical", "conservative"]:
|
|
self.log.debug("{}".format(mode))
|
|
for k, v in {"string": "", "object": {"foo": "bar"}}.items():
|
|
assert_raises_rpc_error(-3, "Expected type number for conf_target, got {}".format(k),
|
|
node.fundrawtransaction, rawtx, {"estimate_mode": mode, "conf_target": v, "add_inputs": True})
|
|
for n in [-1, 0, 1009]:
|
|
assert_raises_rpc_error(-8, "Invalid conf_target, must be between 1 and 1008", # max value of 1008 per src/policy/fees.h
|
|
node.fundrawtransaction, rawtx, {"estimate_mode": mode, "conf_target": n, "add_inputs": True})
|
|
|
|
self.log.info("Test invalid fee rate settings")
|
|
for param, value in {("fee_rate", 100000), ("feeRate", 1.000)}:
|
|
assert_raises_rpc_error(-4, "Fee exceeds maximum configured by user (e.g. -maxtxfee, maxfeerate)",
|
|
node.fundrawtransaction, rawtx, {param: value, "add_inputs": True})
|
|
assert_raises_rpc_error(-3, "Amount out of range",
|
|
node.fundrawtransaction, rawtx, {param: -1, "add_inputs": True})
|
|
assert_raises_rpc_error(-3, "Amount is not a number or string",
|
|
node.fundrawtransaction, rawtx, {param: {"foo": "bar"}, "add_inputs": True})
|
|
# Test fee rate values that don't pass fixed-point parsing checks.
|
|
for invalid_value in ["", 0.000000001, 1e-09, 1.111111111, 1111111111111111, "31.999999999999999999999"]:
|
|
assert_raises_rpc_error(-3, "Invalid amount", node.fundrawtransaction, rawtx, {param: invalid_value, "add_inputs": True})
|
|
# Test fee_rate values that cannot be represented in sat/vB.
|
|
for invalid_value in [0.0001, 0.00000001, 0.00099999, 31.99999999, "0.0001", "0.00000001", "0.00099999", "31.99999999"]:
|
|
assert_raises_rpc_error(-3, "Invalid amount",
|
|
node.fundrawtransaction, rawtx, {"fee_rate": invalid_value, "add_inputs": True})
|
|
|
|
self.log.info("Test min fee rate checks are bypassed with fundrawtxn, e.g. a fee_rate under 1 sat/vB is allowed")
|
|
node.fundrawtransaction(rawtx, {"fee_rate": 0.999, "add_inputs": True})
|
|
node.fundrawtransaction(rawtx, {"feeRate": 0.00000999, "add_inputs": True})
|
|
|
|
self.log.info("- raises RPC error if both feeRate and fee_rate are passed")
|
|
assert_raises_rpc_error(-8, "Cannot specify both fee_rate (sat/vB) and feeRate (BTC/kvB)",
|
|
node.fundrawtransaction, rawtx, {"fee_rate": 0.1, "feeRate": 0.1, "add_inputs": True})
|
|
|
|
self.log.info("- raises RPC error if both feeRate and estimate_mode passed")
|
|
assert_raises_rpc_error(-8, "Cannot specify both estimate_mode and feeRate",
|
|
node.fundrawtransaction, rawtx, {"estimate_mode": "economical", "feeRate": 0.1, "add_inputs": True})
|
|
|
|
for param in ["feeRate", "fee_rate"]:
|
|
self.log.info("- raises RPC error if both {} and conf_target are passed".format(param))
|
|
assert_raises_rpc_error(-8, "Cannot specify both conf_target and {}. Please provide either a confirmation "
|
|
"target in blocks for automatic fee estimation, or an explicit fee rate.".format(param),
|
|
node.fundrawtransaction, rawtx, {param: 1, "conf_target": 1, "add_inputs": True})
|
|
|
|
self.log.info("- raises RPC error if both fee_rate and estimate_mode are passed")
|
|
assert_raises_rpc_error(-8, "Cannot specify both estimate_mode and fee_rate",
|
|
node.fundrawtransaction, rawtx, {"fee_rate": 1, "estimate_mode": "economical", "add_inputs": True})
|
|
|
|
def test_address_reuse(self):
|
|
"""Test no address reuse occurs."""
|
|
self.log.info("Test fundrawtxn does not reuse addresses")
|
|
|
|
rawtx = self.nodes[3].createrawtransaction(inputs=[], outputs={self.nodes[3].getnewaddress(): 1})
|
|
result3 = self.nodes[3].fundrawtransaction(rawtx)
|
|
res_dec = self.nodes[0].decoderawtransaction(result3["hex"])
|
|
changeaddress = ""
|
|
for out in res_dec['vout']:
|
|
if out['value'] > 1.0:
|
|
changeaddress += out['scriptPubKey']['address']
|
|
assert changeaddress != ""
|
|
nextaddr = self.nodes[3].getnewaddress()
|
|
# Now the change address key should be removed from the keypool.
|
|
assert changeaddress != nextaddr
|
|
|
|
def test_option_subtract_fee_from_outputs(self):
|
|
self.log.info("Test fundrawtxn subtractFeeFromOutputs option")
|
|
|
|
# Make sure there is exactly one input so coin selection can't skew the result.
|
|
assert_equal(len(self.nodes[3].listunspent(1)), 1)
|
|
|
|
inputs = []
|
|
outputs = {self.nodes[2].getnewaddress(): 1}
|
|
rawtx = self.nodes[3].createrawtransaction(inputs, outputs)
|
|
|
|
# Test subtract fee from outputs with feeRate (BTC/kvB)
|
|
result = [self.nodes[3].fundrawtransaction(rawtx), # uses self.min_relay_tx_fee (set by settxfee)
|
|
self.nodes[3].fundrawtransaction(rawtx, {"subtractFeeFromOutputs": []}), # empty subtraction list
|
|
self.nodes[3].fundrawtransaction(rawtx, {"subtractFeeFromOutputs": [0]}), # uses self.min_relay_tx_fee (set by settxfee)
|
|
self.nodes[3].fundrawtransaction(rawtx, {"feeRate": 2 * self.min_relay_tx_fee}),
|
|
self.nodes[3].fundrawtransaction(rawtx, {"feeRate": 2 * self.min_relay_tx_fee, "subtractFeeFromOutputs": [0]}),]
|
|
dec_tx = [self.nodes[3].decoderawtransaction(tx_['hex']) for tx_ in result]
|
|
output = [d['vout'][1 - r['changepos']]['value'] for d, r in zip(dec_tx, result)]
|
|
change = [d['vout'][r['changepos']]['value'] for d, r in zip(dec_tx, result)]
|
|
|
|
assert_equal(result[0]['fee'], result[1]['fee'], result[2]['fee'])
|
|
assert_equal(result[3]['fee'], result[4]['fee'])
|
|
assert_equal(change[0], change[1])
|
|
assert_equal(output[0], output[1])
|
|
assert_equal(output[0], output[2] + result[2]['fee'])
|
|
assert_equal(change[0] + result[0]['fee'], change[2])
|
|
assert_equal(output[3], output[4] + result[4]['fee'])
|
|
assert_equal(change[3] + result[3]['fee'], change[4])
|
|
|
|
# Test subtract fee from outputs with fee_rate (sat/vB)
|
|
btc_kvb_to_sat_vb = 100000 # (1e5)
|
|
result = [self.nodes[3].fundrawtransaction(rawtx), # uses self.min_relay_tx_fee (set by settxfee)
|
|
self.nodes[3].fundrawtransaction(rawtx, {"subtractFeeFromOutputs": []}), # empty subtraction list
|
|
self.nodes[3].fundrawtransaction(rawtx, {"subtractFeeFromOutputs": [0]}), # uses self.min_relay_tx_fee (set by settxfee)
|
|
self.nodes[3].fundrawtransaction(rawtx, {"fee_rate": 2 * btc_kvb_to_sat_vb * self.min_relay_tx_fee}),
|
|
self.nodes[3].fundrawtransaction(rawtx, {"fee_rate": 2 * btc_kvb_to_sat_vb * self.min_relay_tx_fee, "subtractFeeFromOutputs": [0]}),]
|
|
dec_tx = [self.nodes[3].decoderawtransaction(tx_['hex']) for tx_ in result]
|
|
output = [d['vout'][1 - r['changepos']]['value'] for d, r in zip(dec_tx, result)]
|
|
change = [d['vout'][r['changepos']]['value'] for d, r in zip(dec_tx, result)]
|
|
|
|
assert_equal(result[0]['fee'], result[1]['fee'], result[2]['fee'])
|
|
assert_equal(result[3]['fee'], result[4]['fee'])
|
|
assert_equal(change[0], change[1])
|
|
assert_equal(output[0], output[1])
|
|
assert_equal(output[0], output[2] + result[2]['fee'])
|
|
assert_equal(change[0] + result[0]['fee'], change[2])
|
|
assert_equal(output[3], output[4] + result[4]['fee'])
|
|
assert_equal(change[3] + result[3]['fee'], change[4])
|
|
|
|
inputs = []
|
|
outputs = {self.nodes[2].getnewaddress(): value for value in (1.0, 1.1, 1.2, 1.3)}
|
|
rawtx = self.nodes[3].createrawtransaction(inputs, outputs)
|
|
|
|
result = [self.nodes[3].fundrawtransaction(rawtx),
|
|
# Split the fee between outputs 0, 2, and 3, but not output 1.
|
|
self.nodes[3].fundrawtransaction(rawtx, {"subtractFeeFromOutputs": [0, 2, 3]})]
|
|
|
|
dec_tx = [self.nodes[3].decoderawtransaction(result[0]['hex']),
|
|
self.nodes[3].decoderawtransaction(result[1]['hex'])]
|
|
|
|
# Nested list of non-change output amounts for each transaction.
|
|
output = [[out['value'] for i, out in enumerate(d['vout']) if i != r['changepos']]
|
|
for d, r in zip(dec_tx, result)]
|
|
|
|
# List of differences in output amounts between normal and subtractFee transactions.
|
|
share = [o0 - o1 for o0, o1 in zip(output[0], output[1])]
|
|
|
|
# Output 1 is the same in both transactions.
|
|
assert_equal(share[1], 0)
|
|
|
|
# The other 3 outputs are smaller as a result of subtractFeeFromOutputs.
|
|
assert_greater_than(share[0], 0)
|
|
assert_greater_than(share[2], 0)
|
|
assert_greater_than(share[3], 0)
|
|
|
|
# Outputs 2 and 3 take the same share of the fee.
|
|
assert_equal(share[2], share[3])
|
|
|
|
# Output 0 takes at least as much share of the fee, and no more than 2
|
|
# satoshis more, than outputs 2 and 3.
|
|
assert_greater_than_or_equal(share[0], share[2])
|
|
assert_greater_than_or_equal(share[2] + Decimal(2e-8), share[0])
|
|
|
|
# The fee is the same in both transactions.
|
|
assert_equal(result[0]['fee'], result[1]['fee'])
|
|
|
|
# The total subtracted from the outputs is equal to the fee.
|
|
assert_equal(share[0] + share[2] + share[3], result[0]['fee'])
|
|
|
|
def test_subtract_fee_with_presets(self):
|
|
self.log.info("Test fundrawtxn subtract fee from outputs with preset inputs that are sufficient")
|
|
|
|
addr = self.nodes[0].getnewaddress()
|
|
txid = self.nodes[0].sendtoaddress(addr, 10)
|
|
vout = find_vout_for_address(self.nodes[0], txid, addr)
|
|
|
|
rawtx = self.nodes[0].createrawtransaction([{'txid': txid, 'vout': vout}], [{self.nodes[0].getnewaddress(): 5}])
|
|
fundedtx = self.nodes[0].fundrawtransaction(rawtx, {'subtractFeeFromOutputs': [0]})
|
|
signedtx = self.nodes[0].signrawtransactionwithwallet(fundedtx['hex'])
|
|
self.nodes[0].sendrawtransaction(signedtx['hex'])
|
|
|
|
def test_transaction_too_large(self):
|
|
self.log.info("Test fundrawtx where BnB solution would result in a too large transaction, but Knapsack would not")
|
|
self.nodes[0].createwallet("large")
|
|
wallet = self.nodes[0].get_wallet_rpc(self.default_wallet_name)
|
|
recipient = self.nodes[0].get_wallet_rpc("large")
|
|
outputs = {}
|
|
rawtx = recipient.createrawtransaction([], {wallet.getnewaddress(): 147.99899260})
|
|
|
|
# Make 1500 0.1 BTC outputs. The amount that we target for funding is in
|
|
# the BnB range when these outputs are used. However if these outputs
|
|
# are selected, the transaction will end up being too large, so it
|
|
# shouldn't use BnB and instead fall back to Knapsack but that behavior
|
|
# is not implemented yet. For now we just check that we get an error.
|
|
for _ in range(1500):
|
|
outputs[recipient.getnewaddress()] = 0.1
|
|
wallet.sendmany("", outputs)
|
|
self.nodes[0].generate(10)
|
|
assert_raises_rpc_error(-4, "Transaction too large", recipient.fundrawtransaction, rawtx)
|
|
|
|
def test_include_unsafe(self):
|
|
self.log.info("Test fundrawtxn with unsafe inputs")
|
|
|
|
self.nodes[0].createwallet("unsafe")
|
|
wallet = self.nodes[0].get_wallet_rpc("unsafe")
|
|
|
|
# We receive unconfirmed funds from external keys (unsafe outputs).
|
|
addr = wallet.getnewaddress()
|
|
txid1 = self.nodes[2].sendtoaddress(addr, 6)
|
|
txid2 = self.nodes[2].sendtoaddress(addr, 4)
|
|
self.sync_all()
|
|
vout1 = find_vout_for_address(wallet, txid1, addr)
|
|
vout2 = find_vout_for_address(wallet, txid2, addr)
|
|
|
|
# Unsafe inputs are ignored by default.
|
|
rawtx = wallet.createrawtransaction([], [{self.nodes[2].getnewaddress(): 5}])
|
|
assert_raises_rpc_error(-4, "Insufficient funds", wallet.fundrawtransaction, rawtx)
|
|
|
|
# But we can opt-in to use them for funding.
|
|
fundedtx = wallet.fundrawtransaction(rawtx, {"include_unsafe": True})
|
|
tx_dec = wallet.decoderawtransaction(fundedtx['hex'])
|
|
assert any([txin['txid'] == txid1 and txin['vout'] == vout1 for txin in tx_dec['vin']])
|
|
signedtx = wallet.signrawtransactionwithwallet(fundedtx['hex'])
|
|
wallet.sendrawtransaction(signedtx['hex'])
|
|
|
|
# And we can also use them once they're confirmed.
|
|
self.nodes[0].generate(1)
|
|
rawtx = wallet.createrawtransaction([], [{self.nodes[2].getnewaddress(): 3}])
|
|
fundedtx = wallet.fundrawtransaction(rawtx, {"include_unsafe": True})
|
|
tx_dec = wallet.decoderawtransaction(fundedtx['hex'])
|
|
assert any([txin['txid'] == txid2 and txin['vout'] == vout2 for txin in tx_dec['vin']])
|
|
signedtx = wallet.signrawtransactionwithwallet(fundedtx['hex'])
|
|
wallet.sendrawtransaction(signedtx['hex'])
|
|
|
|
|
|
if __name__ == '__main__':
|
|
RawTransactionsTest().main()
|