bitcoin/test/functional/wallet_send.py
Max Edwards e67ab174c9 test: fix flaky wallet_send functional test
Rather than asserting that the exact fees are the same, check the fee rate rounded to nearest interger. This will account for small differences in fees caused by variability in ECDSA signature lengths.
2024-03-01 11:44:21 +00:00

589 lines
31 KiB
Python
Executable file

#!/usr/bin/env python3
# Copyright (c) 2020-2022 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 send RPC command."""
from decimal import Decimal, getcontext
from itertools import product
from test_framework.authproxy import JSONRPCException
from test_framework.descriptors import descsum_create
from test_framework.messages import (
ser_compact_size,
WITNESS_SCALE_FACTOR,
)
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import (
assert_equal,
assert_fee_amount,
assert_greater_than,
assert_raises_rpc_error,
count_bytes,
)
from test_framework.wallet_util import generate_keypair
class WalletSendTest(BitcoinTestFramework):
def add_options(self, parser):
self.add_wallet_options(parser)
def set_test_params(self):
self.num_nodes = 2
# whitelist all peers to speed up tx relay / mempool sync
self.extra_args = [
["-whitelist=127.0.0.1","-walletrbf=1"],
["-whitelist=127.0.0.1","-walletrbf=1"],
]
getcontext().prec = 8 # Satoshi precision for Decimal
def skip_test_if_missing_module(self):
self.skip_if_no_wallet()
def test_send(self, from_wallet, to_wallet=None, amount=None, data=None,
arg_conf_target=None, arg_estimate_mode=None, arg_fee_rate=None,
conf_target=None, estimate_mode=None, fee_rate=None, add_to_wallet=None, psbt=None,
inputs=None, add_inputs=None, include_unsafe=None, change_address=None, change_position=None, change_type=None,
include_watching=None, locktime=None, lock_unspents=None, replaceable=None, subtract_fee_from_outputs=None,
expect_error=None, solving_data=None, minconf=None):
assert (amount is None) != (data is None)
from_balance_before = from_wallet.getbalances()["mine"]["trusted"]
if include_unsafe:
from_balance_before += from_wallet.getbalances()["mine"]["untrusted_pending"]
if to_wallet is None:
assert amount is None
else:
to_untrusted_pending_before = to_wallet.getbalances()["mine"]["untrusted_pending"]
if amount:
dest = to_wallet.getnewaddress()
outputs = {dest: amount}
else:
outputs = {"data": data}
# Construct options dictionary
options = {}
if add_to_wallet is not None:
options["add_to_wallet"] = add_to_wallet
else:
if psbt:
add_to_wallet = False
else:
add_to_wallet = from_wallet.getwalletinfo()["private_keys_enabled"] # Default value
if psbt is not None:
options["psbt"] = psbt
if conf_target is not None:
options["conf_target"] = conf_target
if estimate_mode is not None:
options["estimate_mode"] = estimate_mode
if fee_rate is not None:
options["fee_rate"] = fee_rate
if inputs is not None:
options["inputs"] = inputs
if add_inputs is not None:
options["add_inputs"] = add_inputs
if include_unsafe is not None:
options["include_unsafe"] = include_unsafe
if change_address is not None:
options["change_address"] = change_address
if change_position is not None:
options["change_position"] = change_position
if change_type is not None:
options["change_type"] = change_type
if include_watching is not None:
options["include_watching"] = include_watching
if locktime is not None:
options["locktime"] = locktime
if lock_unspents is not None:
options["lock_unspents"] = lock_unspents
if replaceable is None:
replaceable = True # default
else:
options["replaceable"] = replaceable
if subtract_fee_from_outputs is not None:
options["subtract_fee_from_outputs"] = subtract_fee_from_outputs
if solving_data is not None:
options["solving_data"] = solving_data
if minconf is not None:
options["minconf"] = minconf
if len(options.keys()) == 0:
options = None
if expect_error is None:
res = from_wallet.send(outputs=outputs, conf_target=arg_conf_target, estimate_mode=arg_estimate_mode, fee_rate=arg_fee_rate, options=options)
else:
try:
assert_raises_rpc_error(expect_error[0], expect_error[1], from_wallet.send,
outputs=outputs, conf_target=arg_conf_target, estimate_mode=arg_estimate_mode, fee_rate=arg_fee_rate, options=options)
except AssertionError:
# Provide debug info if the test fails
self.log.error("Unexpected successful result:")
self.log.error(arg_conf_target)
self.log.error(arg_estimate_mode)
self.log.error(arg_fee_rate)
self.log.error(options)
res = from_wallet.send(outputs=outputs, conf_target=arg_conf_target, estimate_mode=arg_estimate_mode, fee_rate=arg_fee_rate, options=options)
self.log.error(res)
if "txid" in res and add_to_wallet:
self.log.error("Transaction details:")
try:
tx = from_wallet.gettransaction(res["txid"])
self.log.error(tx)
self.log.error("testmempoolaccept (transaction may already be in mempool):")
self.log.error(from_wallet.testmempoolaccept([tx["hex"]]))
except JSONRPCException as exc:
self.log.error(exc)
raise
return
if locktime:
return res
if from_wallet.getwalletinfo()["private_keys_enabled"] and not include_watching:
assert_equal(res["complete"], True)
assert "txid" in res
else:
assert_equal(res["complete"], False)
assert not "txid" in res
assert "psbt" in res
from_balance = from_wallet.getbalances()["mine"]["trusted"]
if include_unsafe:
from_balance += from_wallet.getbalances()["mine"]["untrusted_pending"]
if add_to_wallet and not include_watching:
# Ensure transaction exists in the wallet:
tx = from_wallet.gettransaction(res["txid"])
assert tx
assert_equal(tx["bip125-replaceable"], "yes" if replaceable else "no")
# Ensure transaction exists in the mempool:
tx = from_wallet.getrawtransaction(res["txid"], True)
assert tx
if amount:
if subtract_fee_from_outputs:
assert_equal(from_balance_before - from_balance, amount)
else:
assert_greater_than(from_balance_before - from_balance, amount)
else:
assert next((out for out in tx["vout"] if out["scriptPubKey"]["asm"] == "OP_RETURN 35"), None)
else:
assert_equal(from_balance_before, from_balance)
if to_wallet:
self.sync_mempools()
if add_to_wallet:
if not subtract_fee_from_outputs:
assert_equal(to_wallet.getbalances()["mine"]["untrusted_pending"], to_untrusted_pending_before + Decimal(amount if amount else 0))
else:
assert_equal(to_wallet.getbalances()["mine"]["untrusted_pending"], to_untrusted_pending_before)
return res
def run_test(self):
self.log.info("Setup wallets...")
# w0 is a wallet with coinbase rewards
w0 = self.nodes[0].get_wallet_rpc(self.default_wallet_name)
# w1 is a regular wallet
self.nodes[1].createwallet(wallet_name="w1")
w1 = self.nodes[1].get_wallet_rpc("w1")
# w2 contains the private keys for w3
self.nodes[1].createwallet(wallet_name="w2", blank=True)
w2 = self.nodes[1].get_wallet_rpc("w2")
xpriv = "tprv8ZgxMBicQKsPfHCsTwkiM1KT56RXbGGTqvc2hgqzycpwbHqqpcajQeMRZoBD35kW4RtyCemu6j34Ku5DEspmgjKdt2qe4SvRch5Kk8B8A2v"
xpub = "tpubD6NzVbkrYhZ4YkEfMbRJkQyZe7wTkbTNRECozCtJPtdLRn6cT1QKb8yHjwAPcAr26eHBFYs5iLiFFnCbwPRsncCKUKCfubHDMGKzMVcN1Jg"
if self.options.descriptors:
w2.importdescriptors([{
"desc": descsum_create("wpkh(" + xpriv + "/0/0/*)"),
"timestamp": "now",
"range": [0, 100],
"active": True
},{
"desc": descsum_create("wpkh(" + xpriv + "/0/1/*)"),
"timestamp": "now",
"range": [0, 100],
"active": True,
"internal": True
}])
else:
w2.sethdseed(True)
# w3 is a watch-only wallet, based on w2
self.nodes[1].createwallet(wallet_name="w3", disable_private_keys=True)
w3 = self.nodes[1].get_wallet_rpc("w3")
if self.options.descriptors:
# Match the privkeys in w2 for descriptors
res = w3.importdescriptors([{
"desc": descsum_create("wpkh(" + xpub + "/0/0/*)"),
"timestamp": "now",
"range": [0, 100],
"keypool": True,
"active": True,
"watchonly": True
},{
"desc": descsum_create("wpkh(" + xpub + "/0/1/*)"),
"timestamp": "now",
"range": [0, 100],
"keypool": True,
"active": True,
"internal": True,
"watchonly": True
}])
assert_equal(res, [{"success": True}, {"success": True}])
for _ in range(3):
a2_receive = w2.getnewaddress()
if not self.options.descriptors:
# Because legacy wallets use exclusively hardened derivation, we can't do a ranged import like we do for descriptors
a2_change = w2.getrawchangeaddress() # doesn't actually use change derivation
res = w3.importmulti([{
"desc": w2.getaddressinfo(a2_receive)["desc"],
"timestamp": "now",
"keypool": True,
"watchonly": True
},{
"desc": w2.getaddressinfo(a2_change)["desc"],
"timestamp": "now",
"keypool": True,
"internal": True,
"watchonly": True
}])
assert_equal(res, [{"success": True}, {"success": True}])
w0.sendtoaddress(a2_receive, 10) # fund w3
self.generate(self.nodes[0], 1)
if not self.options.descriptors:
# w4 has private keys enabled, but only contains watch-only keys (from w2)
# This is legacy wallet behavior only as descriptor wallets don't allow watchonly and non-watchonly things in the same wallet.
self.nodes[1].createwallet(wallet_name="w4", disable_private_keys=False)
w4 = self.nodes[1].get_wallet_rpc("w4")
for _ in range(3):
a2_receive = w2.getnewaddress()
res = w4.importmulti([{
"desc": w2.getaddressinfo(a2_receive)["desc"],
"timestamp": "now",
"keypool": False,
"watchonly": True
}])
assert_equal(res, [{"success": True}])
w0.sendtoaddress(a2_receive, 10) # fund w4
self.generate(self.nodes[0], 1)
self.log.info("Send to address...")
self.test_send(from_wallet=w0, to_wallet=w1, amount=1)
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, add_to_wallet=True)
self.log.info("Don't broadcast...")
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, add_to_wallet=False)
assert res["hex"]
self.log.info("Return PSBT...")
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, psbt=True)
assert res["psbt"]
self.log.info("Create transaction that spends to address, but don't broadcast...")
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, add_to_wallet=False)
# conf_target & estimate_mode can be set as argument or option
res1 = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_conf_target=1, arg_estimate_mode="economical", add_to_wallet=False)
res2 = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, conf_target=1, estimate_mode="economical", add_to_wallet=False)
assert_equal(self.nodes[1].decodepsbt(res1["psbt"])["fee"],
self.nodes[1].decodepsbt(res2["psbt"])["fee"])
# but not at the same time
for mode in ["unset", "economical", "conservative"]:
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_conf_target=1, arg_estimate_mode="economical",
conf_target=1, estimate_mode=mode, add_to_wallet=False,
expect_error=(-8, "Pass conf_target and estimate_mode either as arguments or in the options object, but not both"))
self.log.info("Create PSBT from watch-only wallet w3, sign with w2...")
res = self.test_send(from_wallet=w3, to_wallet=w1, amount=1)
res = w2.walletprocesspsbt(res["psbt"])
assert res["complete"]
if not self.options.descriptors:
# Descriptor wallets do not allow mixed watch-only and non-watch-only things in the same wallet.
# This is specifically testing that w4 ignores its own private keys and creates a psbt with send
# which is not something that needs to be tested in descriptor wallets.
self.log.info("Create PSBT from wallet w4 with watch-only keys, sign with w2...")
self.test_send(from_wallet=w4, to_wallet=w1, amount=1, expect_error=(-4, "Insufficient funds"))
res = self.test_send(from_wallet=w4, to_wallet=w1, amount=1, include_watching=True, add_to_wallet=False)
res = w2.walletprocesspsbt(res["psbt"])
assert res["complete"]
self.log.info("Create OP_RETURN...")
self.test_send(from_wallet=w0, to_wallet=w1, amount=1)
self.test_send(from_wallet=w0, data="Hello World", expect_error=(-8, "Data must be hexadecimal string (not 'Hello World')"))
self.test_send(from_wallet=w0, data="23")
res = self.test_send(from_wallet=w3, data="23")
res = w2.walletprocesspsbt(res["psbt"])
assert res["complete"]
self.log.info("Test setting explicit fee rate")
res1 = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_fee_rate="1", add_to_wallet=False)
res2 = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, fee_rate="1", add_to_wallet=False)
assert_equal(self.nodes[1].decodepsbt(res1["psbt"])["fee"], self.nodes[1].decodepsbt(res2["psbt"])["fee"])
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, fee_rate=7, add_to_wallet=False)
fee = self.nodes[1].decodepsbt(res["psbt"])["fee"]
assert_fee_amount(fee, count_bytes(res["hex"]), Decimal("0.00007"))
# "unset" and None are treated the same for estimate_mode
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, fee_rate=2, estimate_mode="unset", add_to_wallet=False)
fee = self.nodes[1].decodepsbt(res["psbt"])["fee"]
assert_fee_amount(fee, count_bytes(res["hex"]), Decimal("0.00002"))
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_fee_rate=4.531, add_to_wallet=False)
fee = self.nodes[1].decodepsbt(res["psbt"])["fee"]
assert_fee_amount(fee, count_bytes(res["hex"]), Decimal("0.00004531"))
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_fee_rate=3, add_to_wallet=False)
fee = self.nodes[1].decodepsbt(res["psbt"])["fee"]
assert_fee_amount(fee, count_bytes(res["hex"]), Decimal("0.00003"))
# Test that passing fee_rate as both an argument and an option raises.
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_fee_rate=1, fee_rate=1, add_to_wallet=False,
expect_error=(-8, "Pass the fee_rate either as an argument, or in the options object, but not both"))
assert_raises_rpc_error(-8, "Use fee_rate (sat/vB) instead of feeRate", w0.send, {w1.getnewaddress(): 1}, 6, "conservative", 1, {"feeRate": 0.01})
assert_raises_rpc_error(-3, "Unexpected key totalFee", w0.send, {w1.getnewaddress(): 1}, 6, "conservative", 1, {"totalFee": 0.01})
for target, mode in product([-1, 0, 1009], ["economical", "conservative"]):
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, conf_target=target, estimate_mode=mode,
expect_error=(-8, "Invalid conf_target, must be between 1 and 1008")) # max value of 1008 per src/policy/fees.h
msg = 'Invalid estimate_mode parameter, must be one of: "unset", "economical", "conservative"'
for target, mode in product([-1, 0], ["btc/kb", "sat/b"]):
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, conf_target=target, estimate_mode=mode, expect_error=(-8, msg))
for mode in ["", "foo", Decimal("3.141592")]:
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, conf_target=0.1, estimate_mode=mode, expect_error=(-8, msg))
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_conf_target=0.1, arg_estimate_mode=mode, expect_error=(-8, msg))
assert_raises_rpc_error(-8, msg, w0.send, {w1.getnewaddress(): 1}, 0.1, mode)
for mode in ["economical", "conservative"]:
for k, v in {"string": "true", "bool": True, "object": {"foo": "bar"}}.items():
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, conf_target=v, estimate_mode=mode,
expect_error=(-3, f"JSON value of type {k} for field conf_target is not of expected type number"))
# Test setting explicit fee rate just below the minimum of 1 sat/vB.
self.log.info("Explicit fee rate raises RPC error 'fee rate too low' if fee_rate of 0.99999999 is passed")
msg = "Fee rate (0.999 sat/vB) is lower than the minimum fee rate setting (1.000 sat/vB)"
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, fee_rate=0.999, expect_error=(-4, msg))
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_fee_rate=0.999, expect_error=(-4, msg))
self.log.info("Explicit fee rate raises if invalid fee_rate is passed")
# Test fee_rate with zero values.
msg = "Fee rate (0.000 sat/vB) is lower than the minimum fee rate setting (1.000 sat/vB)"
for zero_value in [0, 0.000, 0.00000000, "0", "0.000", "0.00000000"]:
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, fee_rate=zero_value, expect_error=(-4, msg))
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_fee_rate=zero_value, expect_error=(-4, msg))
msg = "Invalid amount"
# 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"]:
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, fee_rate=invalid_value, expect_error=(-3, msg))
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_fee_rate=invalid_value, expect_error=(-3, msg))
# Test fee_rate values that cannot be represented in sat/vB.
for invalid_value in [0.0001, 0.00000001, 0.00099999, 31.99999999]:
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, fee_rate=invalid_value, expect_error=(-3, msg))
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_fee_rate=invalid_value, expect_error=(-3, msg))
# Test fee_rate out of range (negative number).
msg = "Amount out of range"
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, fee_rate=-1, expect_error=(-3, msg))
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_fee_rate=-1, expect_error=(-3, msg))
# Test type error.
msg = "Amount is not a number or string"
for invalid_value in [True, {"foo": "bar"}]:
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, fee_rate=invalid_value, expect_error=(-3, msg))
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, arg_fee_rate=invalid_value, expect_error=(-3, msg))
# TODO: Return hex if fee rate is below -maxmempool
# res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, conf_target=0.1, estimate_mode="sat/b", add_to_wallet=False)
# assert res["hex"]
# hex = res["hex"]
# res = self.nodes[0].testmempoolaccept([hex])
# assert not res[0]["allowed"]
# assert_equal(res[0]["reject-reason"], "...") # low fee
# assert_fee_amount(fee, Decimal(len(res["hex"]) / 2), Decimal("0.000001"))
self.log.info("If inputs are specified, do not automatically add more...")
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=51, inputs=[], add_to_wallet=False)
assert res["complete"]
utxo1 = w0.listunspent()[0]
assert_equal(utxo1["amount"], 50)
ERR_NOT_ENOUGH_PRESET_INPUTS = "The preselected coins total amount does not cover the transaction target. " \
"Please allow other inputs to be automatically selected or include more coins manually"
self.test_send(from_wallet=w0, to_wallet=w1, amount=51, inputs=[utxo1],
expect_error=(-4, ERR_NOT_ENOUGH_PRESET_INPUTS))
self.test_send(from_wallet=w0, to_wallet=w1, amount=51, inputs=[utxo1], add_inputs=False,
expect_error=(-4, ERR_NOT_ENOUGH_PRESET_INPUTS))
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=51, inputs=[utxo1], add_inputs=True, add_to_wallet=False)
assert res["complete"]
self.log.info("Manual change address and position...")
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, change_address="not an address",
expect_error=(-5, "Change address must be a valid bitcoin address"))
change_address = w0.getnewaddress()
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, add_to_wallet=False, change_address=change_address)
assert res["complete"]
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, add_to_wallet=False, change_address=change_address, change_position=0)
assert res["complete"]
assert_equal(self.nodes[0].decodepsbt(res["psbt"])["tx"]["vout"][0]["scriptPubKey"]["address"], change_address)
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, add_to_wallet=False, change_type="legacy", change_position=0)
assert res["complete"]
change_address = self.nodes[0].decodepsbt(res["psbt"])["tx"]["vout"][0]["scriptPubKey"]["address"]
assert change_address[0] == "m" or change_address[0] == "n"
self.log.info("Set lock time...")
height = self.nodes[0].getblockchaininfo()["blocks"]
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, locktime=height + 1)
assert res["complete"]
assert res["txid"]
txid = res["txid"]
# Although the wallet finishes the transaction, it can't be added to the mempool yet:
hex = self.nodes[0].gettransaction(res["txid"])["hex"]
res = self.nodes[0].testmempoolaccept([hex])
assert not res[0]["allowed"]
assert_equal(res[0]["reject-reason"], "non-final")
# It shouldn't be confirmed in the next block
self.generate(self.nodes[0], 1)
assert_equal(self.nodes[0].gettransaction(txid)["confirmations"], 0)
# The mempool should allow it now:
res = self.nodes[0].testmempoolaccept([hex])
assert res[0]["allowed"]
# Don't wait for wallet to add it to the mempool:
res = self.nodes[0].sendrawtransaction(hex)
self.generate(self.nodes[0], 1)
assert_equal(self.nodes[0].gettransaction(txid)["confirmations"], 1)
self.log.info("Lock unspents...")
utxo1 = w0.listunspent()[0]
assert_greater_than(utxo1["amount"], 1)
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, inputs=[utxo1], add_to_wallet=False, lock_unspents=True)
assert res["complete"]
locked_coins = w0.listlockunspent()
assert_equal(len(locked_coins), 1)
# Locked coins are automatically unlocked when manually selected
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, inputs=[utxo1], add_to_wallet=False)
assert res["complete"]
self.log.info("Replaceable...")
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, add_to_wallet=True, replaceable=True)
assert res["complete"]
assert_equal(self.nodes[0].gettransaction(res["txid"])["bip125-replaceable"], "yes")
res = self.test_send(from_wallet=w0, to_wallet=w1, amount=1, add_to_wallet=True, replaceable=False)
assert res["complete"]
assert_equal(self.nodes[0].gettransaction(res["txid"])["bip125-replaceable"], "no")
self.log.info("Subtract fee from output")
self.test_send(from_wallet=w0, to_wallet=w1, amount=1, subtract_fee_from_outputs=[0])
self.log.info("Include unsafe inputs")
self.nodes[1].createwallet(wallet_name="w5")
w5 = self.nodes[1].get_wallet_rpc("w5")
self.test_send(from_wallet=w0, to_wallet=w5, amount=2)
self.test_send(from_wallet=w5, to_wallet=w0, amount=1, expect_error=(-4, "Insufficient funds"))
res = self.test_send(from_wallet=w5, to_wallet=w0, amount=1, include_unsafe=True)
assert res["complete"]
self.log.info("Minconf")
self.nodes[1].createwallet(wallet_name="minconfw")
minconfw= self.nodes[1].get_wallet_rpc("minconfw")
self.test_send(from_wallet=w0, to_wallet=minconfw, amount=2)
self.generate(self.nodes[0], 3)
self.test_send(from_wallet=minconfw, to_wallet=w0, amount=1, minconf=4, expect_error=(-4, "Insufficient funds"))
self.test_send(from_wallet=minconfw, to_wallet=w0, amount=1, minconf=-4, expect_error=(-8, "Negative minconf"))
res = self.test_send(from_wallet=minconfw, to_wallet=w0, amount=1, minconf=3)
assert res["complete"]
self.log.info("External outputs")
privkey, _ = generate_keypair(wif=True)
self.nodes[1].createwallet("extsend")
ext_wallet = self.nodes[1].get_wallet_rpc("extsend")
self.nodes[1].createwallet("extfund")
ext_fund = self.nodes[1].get_wallet_rpc("extfund")
# Make a weird but signable script. sh(wsh(pkh())) descriptor accomplishes this
desc = descsum_create("sh(wsh(pkh({})))".format(privkey))
if self.options.descriptors:
res = ext_fund.importdescriptors([{"desc": desc, "timestamp": "now"}])
else:
res = ext_fund.importmulti([{"desc": desc, "timestamp": "now"}])
assert res[0]["success"]
addr = self.nodes[0].deriveaddresses(desc)[0]
addr_info = ext_fund.getaddressinfo(addr)
self.nodes[0].sendtoaddress(addr, 10)
self.nodes[0].sendtoaddress(ext_wallet.getnewaddress(), 10)
self.generate(self.nodes[0], 6)
ext_utxo = ext_fund.listunspent(addresses=[addr])[0]
# An external input without solving data should result in an error
self.test_send(from_wallet=ext_wallet, to_wallet=self.nodes[0], amount=15, inputs=[ext_utxo], add_inputs=True, psbt=True, include_watching=True, expect_error=(-4, "Not solvable pre-selected input COutPoint(%s, %s)" % (ext_utxo["txid"][0:10], ext_utxo["vout"])))
# But funding should work when the solving data is provided
res = self.test_send(from_wallet=ext_wallet, to_wallet=self.nodes[0], amount=15, inputs=[ext_utxo], add_inputs=True, psbt=True, include_watching=True, solving_data={"pubkeys": [addr_info['pubkey']], "scripts": [addr_info["embedded"]["scriptPubKey"], addr_info["embedded"]["embedded"]["scriptPubKey"]]})
signed = ext_wallet.walletprocesspsbt(res["psbt"])
signed = ext_fund.walletprocesspsbt(res["psbt"])
assert signed["complete"]
res = self.test_send(from_wallet=ext_wallet, to_wallet=self.nodes[0], amount=15, inputs=[ext_utxo], add_inputs=True, psbt=True, include_watching=True, solving_data={"descriptors": [desc]})
signed = ext_wallet.walletprocesspsbt(res["psbt"])
signed = ext_fund.walletprocesspsbt(res["psbt"])
assert signed["complete"]
dec = self.nodes[0].decodepsbt(signed["psbt"])
for i, txin in enumerate(dec["tx"]["vin"]):
if txin["txid"] == ext_utxo["txid"] and txin["vout"] == ext_utxo["vout"]:
input_idx = i
break
psbt_in = dec["inputs"][input_idx]
# Calculate the input weight
# (prevout + sequence + length of scriptSig + scriptsig) * WITNESS_SCALE_FACTOR + len of num scriptWitness stack items + (length of stack item + stack item) * N stack items
# Note that occasionally this weight estimate may be slightly larger or smaller than the real weight
# as sometimes ECDSA signatures are one byte shorter than expected with a probability of 1/128
len_scriptsig = len(psbt_in["final_scriptSig"]["hex"]) // 2 if "final_scriptSig" in psbt_in else 0
len_scriptsig += len(ser_compact_size(len_scriptsig))
len_scriptwitness = (sum([(len(x) // 2) + len(ser_compact_size(len(x) // 2)) for x in psbt_in["final_scriptwitness"]]) + len(ser_compact_size(len(psbt_in["final_scriptwitness"])))) if "final_scriptwitness" in psbt_in else 0
len_prevout_txid = 32
len_prevout_index = 4
len_sequence = 4
input_weight = ((len_prevout_txid + len_prevout_index + len_sequence + len_scriptsig) * WITNESS_SCALE_FACTOR) + len_scriptwitness
# Input weight error conditions
assert_raises_rpc_error(
-8,
"Input weights should be specified in inputs rather than in options.",
ext_wallet.send,
outputs={self.nodes[0].getnewaddress(): 15},
options={"inputs": [ext_utxo], "input_weights": [{"txid": ext_utxo["txid"], "vout": ext_utxo["vout"], "weight": 1000}]}
)
target_fee_rate_sat_vb = 10
# Funding should also work when input weights are provided
res = self.test_send(
from_wallet=ext_wallet,
to_wallet=self.nodes[0],
amount=15,
inputs=[{"txid": ext_utxo["txid"], "vout": ext_utxo["vout"], "weight": input_weight}],
add_inputs=True,
psbt=True,
include_watching=True,
fee_rate=target_fee_rate_sat_vb
)
signed = ext_wallet.walletprocesspsbt(res["psbt"])
signed = ext_fund.walletprocesspsbt(res["psbt"])
assert signed["complete"]
testres = self.nodes[0].testmempoolaccept([signed["hex"]])[0]
assert_equal(testres["allowed"], True)
actual_fee_rate_sat_vb = Decimal(testres["fees"]["base"]) * Decimal(1e8) / Decimal(testres["vsize"])
# Due to ECDSA signatures not always being the same length, the actual fee rate may be slightly different
# but rounded to nearest integer, it should be the same as the target fee rate
assert_equal(round(actual_fee_rate_sat_vb), target_fee_rate_sat_vb)
if __name__ == '__main__':
WalletSendTest().main()