#!/usr/bin/env python3 # Copyright (c) 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. from decimal import Decimal, getcontext from test_framework.test_framework import BitcoinTestFramework from test_framework.util import ( assert_greater_than_or_equal, assert_equal, find_vout_for_address, ) class UnconfirmedInputTest(BitcoinTestFramework): def add_options(self, parser): self.add_wallet_options(parser) def set_test_params(self): getcontext().prec=9 self.setup_clean_chain = True self.num_nodes = 1 def setup_and_fund_wallet(self, walletname): self.nodes[0].createwallet(walletname) wallet = self.nodes[0].get_wallet_rpc(walletname) self.def_wallet.sendtoaddress(address=wallet.getnewaddress(), amount=2) self.generate(self.nodes[0], 1) # confirm funding tx return wallet def skip_test_if_missing_module(self): self.skip_if_no_wallet() def calc_fee_rate(self, tx): fee = Decimal(-1e8) * tx["fee"] vsize = tx["decoded"]["vsize"] return fee / vsize def calc_set_fee_rate(self, txs): fees = Decimal(-1e8) * sum([tx["fee"] for tx in txs]) # fee is negative! vsizes = sum([tx["decoded"]["vsize"] for tx in txs]) return fees / vsizes def assert_spends_only_parents(self, tx, parent_txids): parent_checklist = parent_txids.copy() number_inputs = len(tx["decoded"]["vin"]) assert_equal(number_inputs, len(parent_txids)) for i in range(number_inputs): txid_of_input = tx["decoded"]["vin"][i]["txid"] assert txid_of_input in parent_checklist parent_checklist.remove(txid_of_input) def assert_undershoots_target(self, tx): resulting_fee_rate = self.calc_fee_rate(tx) assert_greater_than_or_equal(self.target_fee_rate, resulting_fee_rate) def assert_beats_target(self, tx): resulting_fee_rate = self.calc_fee_rate(tx) assert_greater_than_or_equal(resulting_fee_rate, self.target_fee_rate) # Meta-Test: try feerate testing function on confirmed UTXO def test_target_feerate_confirmed(self): self.log.info("Start test feerate with confirmed input") wallet = self.setup_and_fund_wallet("confirmed_wallet") ancestor_aware_txid = wallet.sendtoaddress(address=self.def_wallet.getnewaddress(), amount=0.5, fee_rate=self.target_fee_rate) ancestor_aware_tx = wallet.gettransaction(txid=ancestor_aware_txid, verbose=True) self.assert_beats_target(ancestor_aware_tx) wallet.unloadwallet() # Spend unconfirmed UTXO from high-feerate parent def test_target_feerate_unconfirmed_high(self): self.log.info("Start test feerate with high feerate unconfirmed input") wallet = self.setup_and_fund_wallet("unconfirmed_high_wallet") # Send unconfirmed transaction with high feerate to testing wallet parent_txid = wallet.sendtoaddress(address=wallet.getnewaddress(), amount=1, fee_rate=3*self.target_fee_rate) parent_tx = wallet.gettransaction(txid=parent_txid, verbose=True) self.assert_beats_target(parent_tx) ancestor_aware_txid = wallet.sendtoaddress(address=self.def_wallet.getnewaddress(), amount=0.5, fee_rate=self.target_fee_rate) ancestor_aware_tx = wallet.gettransaction(txid=ancestor_aware_txid, verbose=True) self.assert_spends_only_parents(ancestor_aware_tx, [parent_txid]) self.assert_beats_target(ancestor_aware_tx) wallet.unloadwallet() # Spend unconfirmed UTXO from low-feerate parent. Expect that parent gets # bumped to target feerate. def test_target_feerate_unconfirmed_low(self): self.log.info("Start test feerate with low feerate unconfirmed input") wallet = self.setup_and_fund_wallet("unconfirmed_low_wallet") parent_txid = wallet.sendtoaddress(address=wallet.getnewaddress(), amount=1, fee_rate=1) parent_tx = wallet.gettransaction(txid=parent_txid, verbose=True) self.assert_undershoots_target(parent_tx) ancestor_aware_txid = wallet.sendtoaddress(address=self.def_wallet.getnewaddress(), amount=0.5, fee_rate=self.target_fee_rate) ancestor_aware_tx = wallet.gettransaction(txid=ancestor_aware_txid, verbose=True) self.assert_spends_only_parents(ancestor_aware_tx, [parent_txid]) self.assert_beats_target(ancestor_aware_tx) resulting_ancestry_fee_rate = self.calc_set_fee_rate([parent_tx, ancestor_aware_tx]) assert_greater_than_or_equal(resulting_ancestry_fee_rate, self.target_fee_rate) assert_greater_than_or_equal(self.target_fee_rate*1.01, resulting_ancestry_fee_rate) wallet.unloadwallet() # Spend UTXO with unconfirmed low feerate parent and grandparent # txs. Expect that both ancestors get bumped to target feerate. def test_chain_of_unconfirmed_low(self): self.log.info("Start test with parent and grandparent tx") wallet = self.setup_and_fund_wallet("unconfirmed_low_chain_wallet") grandparent_txid = wallet.sendtoaddress(address=wallet.getnewaddress(), amount=1.8, fee_rate=1) gp_tx = wallet.gettransaction(txid=grandparent_txid, verbose=True) self.assert_undershoots_target(gp_tx) parent_txid = wallet.sendtoaddress(address=wallet.getnewaddress(), amount=1.5, fee_rate=2) p_tx = wallet.gettransaction(txid=parent_txid, verbose=True) self.assert_undershoots_target(p_tx) ancestor_aware_txid = wallet.sendtoaddress(address=self.def_wallet.getnewaddress(), amount=1.3, fee_rate=self.target_fee_rate) ancestor_aware_tx = wallet.gettransaction(txid=ancestor_aware_txid, verbose=True) self.assert_spends_only_parents(ancestor_aware_tx, [parent_txid]) self.assert_beats_target(ancestor_aware_tx) resulting_ancestry_fee_rate = self.calc_set_fee_rate([gp_tx, p_tx, ancestor_aware_tx]) assert_greater_than_or_equal(resulting_ancestry_fee_rate, self.target_fee_rate) assert_greater_than_or_equal(self.target_fee_rate*1.01, resulting_ancestry_fee_rate) wallet.unloadwallet() # Spend unconfirmed UTXOs from two low feerate parent txs. def test_two_low_feerate_unconfirmed_parents(self): self.log.info("Start test with two unconfirmed parent txs") wallet = self.setup_and_fund_wallet("two_parents_wallet") # Add second UTXO to tested wallet self.def_wallet.sendtoaddress(address=wallet.getnewaddress(), amount=2) self.generate(self.nodes[0], 1) # confirm funding tx parent_one_txid = wallet.sendtoaddress(address=wallet.getnewaddress(), amount=1.5, fee_rate=2) p_one_tx = wallet.gettransaction(txid=parent_one_txid, verbose=True) self.assert_undershoots_target(p_one_tx) parent_two_txid = wallet.sendtoaddress(address=wallet.getnewaddress(), amount=1.5, fee_rate=1) p_two_tx = wallet.gettransaction(txid=parent_two_txid, verbose=True) self.assert_undershoots_target(p_two_tx) ancestor_aware_txid = wallet.sendtoaddress(address=self.def_wallet.getnewaddress(), amount=2.8, fee_rate=self.target_fee_rate) ancestor_aware_tx = wallet.gettransaction(txid=ancestor_aware_txid, verbose=True) self.assert_spends_only_parents(ancestor_aware_tx, [parent_one_txid, parent_two_txid]) self.assert_beats_target(ancestor_aware_tx) resulting_ancestry_fee_rate = self.calc_set_fee_rate([p_one_tx, p_two_tx, ancestor_aware_tx]) assert_greater_than_or_equal(resulting_ancestry_fee_rate, self.target_fee_rate) assert_greater_than_or_equal(self.target_fee_rate*1.01, resulting_ancestry_fee_rate) wallet.unloadwallet() # Spend two unconfirmed inputs, one each from low and high feerate parents def test_mixed_feerate_unconfirmed_parents(self): self.log.info("Start test with two unconfirmed parent txs one of which has a higher feerate") wallet = self.setup_and_fund_wallet("two_mixed_parents_wallet") # Add second UTXO to tested wallet self.def_wallet.sendtoaddress(address=wallet.getnewaddress(), amount=2) self.generate(self.nodes[0], 1) # confirm funding tx high_parent_txid = wallet.sendtoaddress(address=wallet.getnewaddress(), amount=1.5, fee_rate=self.target_fee_rate*2) p_high_tx = wallet.gettransaction(txid=high_parent_txid, verbose=True) # This time the parent is greater than the child self.assert_beats_target(p_high_tx) parent_low_txid = wallet.sendtoaddress(address=wallet.getnewaddress(), amount=1.5, fee_rate=1) p_low_tx = wallet.gettransaction(txid=parent_low_txid, verbose=True) # Other parent needs bump self.assert_undershoots_target(p_low_tx) ancestor_aware_txid = wallet.sendtoaddress(address=self.def_wallet.getnewaddress(), amount=2.8, fee_rate=self.target_fee_rate) ancestor_aware_tx = wallet.gettransaction(txid=ancestor_aware_txid, verbose=True) self.assert_spends_only_parents(ancestor_aware_tx, [parent_low_txid, high_parent_txid]) self.assert_beats_target(ancestor_aware_tx) resulting_ancestry_fee_rate = self.calc_set_fee_rate([p_high_tx, p_low_tx, ancestor_aware_tx]) assert_greater_than_or_equal(resulting_ancestry_fee_rate, self.target_fee_rate) resulting_bumped_ancestry_fee_rate = self.calc_set_fee_rate([p_low_tx, ancestor_aware_tx]) assert_greater_than_or_equal(resulting_bumped_ancestry_fee_rate, self.target_fee_rate) assert_greater_than_or_equal(self.target_fee_rate*1.01, resulting_bumped_ancestry_fee_rate) wallet.unloadwallet() # Spend from chain with high feerate grandparent and low feerate parent def test_chain_of_high_low(self): self.log.info("Start test with low parent and high grandparent tx") wallet = self.setup_and_fund_wallet("high_low_chain_wallet") grandparent_txid = wallet.sendtoaddress(address=wallet.getnewaddress(), amount=1.8, fee_rate=self.target_fee_rate * 10) gp_tx = wallet.gettransaction(txid=grandparent_txid, verbose=True) # grandparent has higher feerate self.assert_beats_target(gp_tx) parent_txid = wallet.sendtoaddress(address=wallet.getnewaddress(), amount=1.5, fee_rate=1) # parent is low feerate p_tx = wallet.gettransaction(txid=parent_txid, verbose=True) self.assert_undershoots_target(p_tx) ancestor_aware_txid = wallet.sendtoaddress(address=self.def_wallet.getnewaddress(), amount=1.3, fee_rate=self.target_fee_rate) ancestor_aware_tx = wallet.gettransaction(txid=ancestor_aware_txid, verbose=True) self.assert_spends_only_parents(ancestor_aware_tx, [parent_txid]) self.assert_beats_target(ancestor_aware_tx) resulting_ancestry_fee_rate = self.calc_set_fee_rate([p_tx, ancestor_aware_tx]) assert_greater_than_or_equal(resulting_ancestry_fee_rate, self.target_fee_rate) assert_greater_than_or_equal(self.target_fee_rate*1.01, resulting_ancestry_fee_rate) resulting_ancestry_fee_rate_with_high_feerate_gp = self.calc_set_fee_rate([gp_tx, p_tx, ancestor_aware_tx]) # Check that we bumped the parent without relying on the grandparent assert_greater_than_or_equal(resulting_ancestry_fee_rate_with_high_feerate_gp, self.target_fee_rate*1.1) wallet.unloadwallet() # Spend UTXO from chain of unconfirmed transactions with low feerate # grandparent and even lower feerate parent def test_chain_of_high_low_below_target_feerate(self): self.log.info("Start test with low parent and higher low grandparent tx") wallet = self.setup_and_fund_wallet("low_and_lower_chain_wallet") grandparent_txid = wallet.sendtoaddress(address=wallet.getnewaddress(), amount=1.8, fee_rate=5) gp_tx = wallet.gettransaction(txid=grandparent_txid, verbose=True) # grandparent has higher feerate, but below target self.assert_undershoots_target(gp_tx) parent_txid = wallet.sendtoaddress(address=wallet.getnewaddress(), amount=1.5, fee_rate=1) p_tx = wallet.gettransaction(txid=parent_txid, verbose=True) # parent even lower self.assert_undershoots_target(p_tx) ancestor_aware_txid = wallet.sendtoaddress(address=self.def_wallet.getnewaddress(), amount=1.3, fee_rate=self.target_fee_rate) ancestor_aware_tx = wallet.gettransaction(txid=ancestor_aware_txid, verbose=True) self.assert_spends_only_parents(ancestor_aware_tx, [parent_txid]) self.assert_beats_target(ancestor_aware_tx) resulting_ancestry_fee_rate = self.calc_set_fee_rate([gp_tx, p_tx, ancestor_aware_tx]) assert_greater_than_or_equal(resulting_ancestry_fee_rate, self.target_fee_rate) assert_greater_than_or_equal(self.target_fee_rate*1.01, resulting_ancestry_fee_rate) wallet.unloadwallet() # Test fee calculation when bumping while using subtract fee from output (SFFO) def test_target_feerate_unconfirmed_low_sffo(self): self.log.info("Start test feerate with low feerate unconfirmed input, while subtracting from output") wallet = self.setup_and_fund_wallet("unconfirmed_low_wallet_sffo") parent_txid = wallet.sendtoaddress(address=wallet.getnewaddress(), amount=1, fee_rate=1) parent_tx = wallet.gettransaction(txid=parent_txid, verbose=True) self.assert_undershoots_target(parent_tx) ancestor_aware_txid = wallet.sendtoaddress(address=self.def_wallet.getnewaddress(), amount=0.5, fee_rate=self.target_fee_rate, subtractfeefromamount=True) ancestor_aware_tx = wallet.gettransaction(txid=ancestor_aware_txid, verbose=True) self.assert_spends_only_parents(ancestor_aware_tx, [parent_txid]) self.assert_beats_target(ancestor_aware_tx) resulting_ancestry_fee_rate = self.calc_set_fee_rate([parent_tx, ancestor_aware_tx]) assert_greater_than_or_equal(resulting_ancestry_fee_rate, self.target_fee_rate) assert_greater_than_or_equal(self.target_fee_rate*1.01, resulting_ancestry_fee_rate) wallet.unloadwallet() # Test that parents of preset unconfirmed inputs get cpfp'ed def test_preset_input_cpfp(self): self.log.info("Start test with preset input from low feerate unconfirmed transaction") wallet = self.setup_and_fund_wallet("preset_input") parent_txid = wallet.sendtoaddress(address=wallet.getnewaddress(), amount=1, fee_rate=1) parent_tx = wallet.gettransaction(txid=parent_txid, verbose=True) self.assert_undershoots_target(parent_tx) number_outputs = len(parent_tx["decoded"]["vout"]) assert_equal(number_outputs, 2) # we don't care which of the two outputs we spent, they're both ours ancestor_aware_txid = wallet.send(outputs=[{self.def_wallet.getnewaddress(): 0.5}], fee_rate=self.target_fee_rate, options={"add_inputs": True, "inputs": [{"txid": parent_txid, "vout": 0}]})["txid"] ancestor_aware_tx = wallet.gettransaction(txid=ancestor_aware_txid, verbose=True) self.assert_spends_only_parents(ancestor_aware_tx, [parent_txid]) self.assert_beats_target(ancestor_aware_tx) resulting_ancestry_fee_rate = self.calc_set_fee_rate([parent_tx, ancestor_aware_tx]) assert_greater_than_or_equal(resulting_ancestry_fee_rate, self.target_fee_rate) assert_greater_than_or_equal(self.target_fee_rate*1.01, resulting_ancestry_fee_rate) wallet.unloadwallet() # Test that RBFing a transaction with unconfirmed input gets the right feerate def test_rbf_bumping(self): self.log.info("Start test to rbf a transaction unconfirmed input to bump it") wallet = self.setup_and_fund_wallet("bump") parent_txid = wallet.sendtoaddress(address=wallet.getnewaddress(), amount=1, fee_rate=1) parent_tx = wallet.gettransaction(txid=parent_txid, verbose=True) self.assert_undershoots_target(parent_tx) to_be_rbfed_ancestor_aware_txid = wallet.sendtoaddress(address=self.def_wallet.getnewaddress(), amount=0.5, fee_rate=self.target_fee_rate) ancestor_aware_tx = wallet.gettransaction(txid=to_be_rbfed_ancestor_aware_txid, verbose=True) self.assert_spends_only_parents(ancestor_aware_tx, [parent_txid]) self.assert_beats_target(ancestor_aware_tx) resulting_ancestry_fee_rate = self.calc_set_fee_rate([parent_tx, ancestor_aware_tx]) assert_greater_than_or_equal(resulting_ancestry_fee_rate, self.target_fee_rate) assert_greater_than_or_equal(self.target_fee_rate*1.01, resulting_ancestry_fee_rate) bumped_ancestor_aware_txid = wallet.bumpfee(txid=to_be_rbfed_ancestor_aware_txid, options={"fee_rate": self.target_fee_rate * 2} )["txid"] bumped_ancestor_aware_tx = wallet.gettransaction(txid=bumped_ancestor_aware_txid, verbose=True) self.assert_spends_only_parents(ancestor_aware_tx, [parent_txid]) resulting_bumped_fee_rate = self.calc_fee_rate(bumped_ancestor_aware_tx) assert_greater_than_or_equal(resulting_bumped_fee_rate, 2*self.target_fee_rate) resulting_bumped_ancestry_fee_rate = self.calc_set_fee_rate([parent_tx, bumped_ancestor_aware_tx]) assert_greater_than_or_equal(resulting_bumped_ancestry_fee_rate, 2*self.target_fee_rate) assert_greater_than_or_equal(2*self.target_fee_rate*1.01, resulting_bumped_ancestry_fee_rate) wallet.unloadwallet() # Test that transaction spending two UTXOs with overlapping ancestry does not bump shared ancestors twice def test_target_feerate_unconfirmed_low_overlapping_ancestry(self): self.log.info("Start test where two UTXOs have overlapping ancestry") wallet = self.setup_and_fund_wallet("overlapping_ancestry_wallet") parent_txid = wallet.sendtoaddress(address=wallet.getnewaddress(), amount=1, fee_rate=1) two_output_parent_tx = wallet.gettransaction(txid=parent_txid, verbose=True) self.assert_undershoots_target(two_output_parent_tx) # spend both outputs from parent transaction ancestor_aware_txid = wallet.sendtoaddress(address=self.def_wallet.getnewaddress(), amount=1.5, fee_rate=self.target_fee_rate) ancestor_aware_tx = wallet.gettransaction(txid=ancestor_aware_txid, verbose=True) self.assert_spends_only_parents(ancestor_aware_tx, [parent_txid, parent_txid]) self.assert_beats_target(ancestor_aware_tx) resulting_ancestry_fee_rate = self.calc_set_fee_rate([two_output_parent_tx, ancestor_aware_tx]) assert_greater_than_or_equal(resulting_ancestry_fee_rate, self.target_fee_rate) assert_greater_than_or_equal(self.target_fee_rate*1.01, resulting_ancestry_fee_rate) wallet.unloadwallet() # Test that new transaction ignores sibling transaction with low feerate def test_sibling_tx_gets_ignored(self): self.log.info("Start test where a low-fee sibling tx gets created and check that bumping ignores it") wallet = self.setup_and_fund_wallet("ignore-sibling") parent_txid = wallet.sendtoaddress(address=wallet.getnewaddress(), amount=1, fee_rate=2) parent_tx = wallet.gettransaction(txid=parent_txid, verbose=True) self.assert_undershoots_target(parent_tx) # create sibling tx sibling_txid = wallet.sendtoaddress(address=self.def_wallet.getnewaddress(), amount=0.9, fee_rate=1) sibling_tx = wallet.gettransaction(txid=sibling_txid, verbose=True) self.assert_undershoots_target(sibling_tx) # spend both outputs from parent transaction ancestor_aware_txid = wallet.sendtoaddress(address=self.def_wallet.getnewaddress(), amount=0.5, fee_rate=self.target_fee_rate) ancestor_aware_tx = wallet.gettransaction(txid=ancestor_aware_txid, verbose=True) self.assert_spends_only_parents(ancestor_aware_tx, [parent_txid]) self.assert_beats_target(ancestor_aware_tx) resulting_ancestry_fee_rate = self.calc_set_fee_rate([parent_tx, ancestor_aware_tx]) assert_greater_than_or_equal(resulting_ancestry_fee_rate, self.target_fee_rate) assert_greater_than_or_equal(self.target_fee_rate*1.01, resulting_ancestry_fee_rate) wallet.unloadwallet() # Test that new transaction only pays for itself when high feerate sibling pays for parent def test_sibling_tx_bumps_parent(self): self.log.info("Start test where a high-fee sibling tx bumps the parent") wallet = self.setup_and_fund_wallet("generous-sibling") parent_txid = wallet.sendtoaddress(address=wallet.getnewaddress(), amount=1, fee_rate=1) parent_tx = wallet.gettransaction(txid=parent_txid, verbose=True) self.assert_undershoots_target(parent_tx) # create sibling tx sibling_txid = wallet.sendtoaddress(address=self.def_wallet.getnewaddress(), amount=0.9, fee_rate=3*self.target_fee_rate) sibling_tx = wallet.gettransaction(txid=sibling_txid, verbose=True) self.assert_beats_target(sibling_tx) # spend both outputs from parent transaction ancestor_aware_txid = wallet.sendtoaddress(address=self.def_wallet.getnewaddress(), amount=0.5, fee_rate=self.target_fee_rate) ancestor_aware_tx = wallet.gettransaction(txid=ancestor_aware_txid, verbose=True) self.assert_spends_only_parents(ancestor_aware_tx, [parent_txid]) self.assert_beats_target(ancestor_aware_tx) # Child is only paying for itself… resulting_fee_rate = self.calc_fee_rate(ancestor_aware_tx) assert_greater_than_or_equal(1.05 * self.target_fee_rate, resulting_fee_rate) # …because sibling bumped to parent to ~50 s/vB, while our target is 30 s/vB resulting_ancestry_fee_rate_sibling = self.calc_set_fee_rate([parent_tx, sibling_tx]) assert_greater_than_or_equal(resulting_ancestry_fee_rate_sibling, self.target_fee_rate) # and our resulting "ancestry feerate" is therefore BELOW target feerate resulting_ancestry_fee_rate = self.calc_set_fee_rate([parent_tx, ancestor_aware_tx]) assert_greater_than_or_equal(self.target_fee_rate, resulting_ancestry_fee_rate) wallet.unloadwallet() # Spend a confirmed and an unconfirmed input at the same time def test_confirmed_and_unconfirmed_parent(self): self.log.info("Start test with one unconfirmed and one confirmed input") wallet = self.setup_and_fund_wallet("confirmed_and_unconfirmed_wallet") confirmed_parent_txid = wallet.sendtoaddress(address=wallet.getnewaddress(), amount=1, fee_rate=self.target_fee_rate) self.generate(self.nodes[0], 1) # Wallet has two confirmed UTXOs of ~1BTC each unconfirmed_parent_txid = wallet.sendtoaddress(address=wallet.getnewaddress(), amount=0.5, fee_rate=0.5*self.target_fee_rate) # wallet has one confirmed UTXO of 1BTC and two unconfirmed UTXOs of ~0.5BTC each ancestor_aware_txid = wallet.sendtoaddress(address=self.def_wallet.getnewaddress(), amount=1.4, fee_rate=self.target_fee_rate) ancestor_aware_tx = wallet.gettransaction(txid=ancestor_aware_txid, verbose=True) self.assert_spends_only_parents(ancestor_aware_tx, [confirmed_parent_txid, unconfirmed_parent_txid]) resulting_fee_rate = self.calc_fee_rate(ancestor_aware_tx) assert_greater_than_or_equal(resulting_fee_rate, self.target_fee_rate) wallet.unloadwallet() def test_external_input_unconfirmed_low(self): self.log.info("Send funds to an external wallet then build tx that bumps parent by spending external input") wallet = self.setup_and_fund_wallet("test_external_wallet") external_address = self.def_wallet.getnewaddress() address_info = self.def_wallet.getaddressinfo(external_address) external_descriptor = address_info["desc"] parent_txid = wallet.sendtoaddress(address=external_address, amount=1, fee_rate=1) parent_tx = wallet.gettransaction(txid=parent_txid, verbose=True) self.assert_undershoots_target(parent_tx) spend_res = wallet.send(outputs=[{self.def_wallet.getnewaddress(): 0.5}], fee_rate=self.target_fee_rate, options={"inputs":[{"txid":parent_txid, "vout":find_vout_for_address(self.nodes[0], parent_txid, external_address)}], "solving_data":{"descriptors":[external_descriptor]}}) signed_psbt = self.def_wallet.walletprocesspsbt(spend_res["psbt"]) external_tx = self.def_wallet.finalizepsbt(signed_psbt["psbt"]) ancestor_aware_txid = self.def_wallet.sendrawtransaction(external_tx["hex"]) ancestor_aware_tx = self.def_wallet.gettransaction(txid=ancestor_aware_txid, verbose=True) self.assert_spends_only_parents(ancestor_aware_tx, [parent_txid]) self.assert_beats_target(ancestor_aware_tx) resulting_ancestry_fee_rate = self.calc_set_fee_rate([parent_tx, ancestor_aware_tx]) assert_greater_than_or_equal(resulting_ancestry_fee_rate, self.target_fee_rate) assert_greater_than_or_equal(self.target_fee_rate*1.01, resulting_ancestry_fee_rate) wallet.unloadwallet() def run_test(self): self.log.info("Starting UnconfirmedInputTest!") self.target_fee_rate = 30 self.def_wallet = self.nodes[0].get_wallet_rpc(self.default_wallet_name) self.generate(self.nodes[0], 110) self.test_target_feerate_confirmed() self.test_target_feerate_unconfirmed_high() self.test_target_feerate_unconfirmed_low() self.test_chain_of_unconfirmed_low() self.test_two_low_feerate_unconfirmed_parents() self.test_mixed_feerate_unconfirmed_parents() self.test_chain_of_high_low() self.test_chain_of_high_low_below_target_feerate() self.test_target_feerate_unconfirmed_low_sffo() self.test_preset_input_cpfp() self.test_rbf_bumping() self.test_target_feerate_unconfirmed_low_overlapping_ancestry() self.test_sibling_tx_gets_ignored() self.test_sibling_tx_bumps_parent() self.test_confirmed_and_unconfirmed_parent() self.test_external_input_unconfirmed_low() if __name__ == '__main__': UnconfirmedInputTest(__file__).main()