#!/usr/bin/env python3 # Copyright (c) 2014-2016 The Bitcoin Core developers # Distributed under the MIT software license, see the accompanying # file COPYING or http://www.opensource.org/licenses/mit-license.php. # Exercise the listtransactions API from test_framework.test_framework import BitcoinTestFramework from test_framework.util import * from test_framework.mininode import CTransaction, COIN from io import BytesIO def txFromHex(hexstring): tx = CTransaction() f = BytesIO(hex_str_to_bytes(hexstring)) tx.deserialize(f) return tx class ListTransactionsTest(BitcoinTestFramework): def setup_nodes(self): #This test requires mocktime enable_mocktime() return start_nodes(4, self.options.tmpdir) def run_test(self): # Simple send, 0 to 1: txid = self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 0.1) self.sync_all() assert_array_result(self.nodes[0].listtransactions(), {"txid":txid}, {"category":"send","account":"","amount":Decimal("-0.1"),"confirmations":0}) assert_array_result(self.nodes[1].listtransactions(), {"txid":txid}, {"category":"receive","account":"","amount":Decimal("0.1"),"confirmations":0}) # mine a block, confirmations should change: self.nodes[0].generate(1) self.sync_all() assert_array_result(self.nodes[0].listtransactions(), {"txid":txid}, {"category":"send","account":"","amount":Decimal("-0.1"),"confirmations":1}) assert_array_result(self.nodes[1].listtransactions(), {"txid":txid}, {"category":"receive","account":"","amount":Decimal("0.1"),"confirmations":1}) # send-to-self: txid = self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(), 0.2) assert_array_result(self.nodes[0].listtransactions(), {"txid":txid, "category":"send"}, {"amount":Decimal("-0.2")}) assert_array_result(self.nodes[0].listtransactions(), {"txid":txid, "category":"receive"}, {"amount":Decimal("0.2")}) # sendmany from node1: twice to self, twice to node2: send_to = { self.nodes[0].getnewaddress() : 0.11, self.nodes[1].getnewaddress() : 0.22, self.nodes[0].getaccountaddress("from1") : 0.33, self.nodes[1].getaccountaddress("toself") : 0.44 } txid = self.nodes[1].sendmany("", send_to) self.sync_all() assert_array_result(self.nodes[1].listtransactions(), {"category":"send","amount":Decimal("-0.11")}, {"txid":txid} ) assert_array_result(self.nodes[0].listtransactions(), {"category":"receive","amount":Decimal("0.11")}, {"txid":txid} ) assert_array_result(self.nodes[1].listtransactions(), {"category":"send","amount":Decimal("-0.22")}, {"txid":txid} ) assert_array_result(self.nodes[1].listtransactions(), {"category":"receive","amount":Decimal("0.22")}, {"txid":txid} ) assert_array_result(self.nodes[1].listtransactions(), {"category":"send","amount":Decimal("-0.33")}, {"txid":txid} ) assert_array_result(self.nodes[0].listtransactions(), {"category":"receive","amount":Decimal("0.33")}, {"txid":txid, "account" : "from1"} ) assert_array_result(self.nodes[1].listtransactions(), {"category":"send","amount":Decimal("-0.44")}, {"txid":txid, "account" : ""} ) assert_array_result(self.nodes[1].listtransactions(), {"category":"receive","amount":Decimal("0.44")}, {"txid":txid, "account" : "toself"} ) multisig = self.nodes[1].createmultisig(1, [self.nodes[1].getnewaddress()]) self.nodes[0].importaddress(multisig["redeemScript"], "watchonly", False, True) txid = self.nodes[1].sendtoaddress(multisig["address"], 0.1) self.nodes[1].generate(1) self.sync_all() assert(len(self.nodes[0].listtransactions("watchonly", 100, 0, False)) == 0) assert_array_result(self.nodes[0].listtransactions("watchonly", 100, 0, True), {"category":"receive","amount":Decimal("0.1")}, {"txid":txid, "account" : "watchonly"} ) self.run_rbf_opt_in_test() # Check that the opt-in-rbf flag works properly, for sent and received # transactions. def run_rbf_opt_in_test(self): # Check whether a transaction signals opt-in RBF itself def is_opt_in(node, txid): rawtx = node.getrawtransaction(txid, 1) for x in rawtx["vin"]: if x["sequence"] < 0xfffffffe: return True return False # Find an unconfirmed output matching a certain txid def get_unconfirmed_utxo_entry(node, txid_to_match): utxo = node.listunspent(0, 0) for i in utxo: if i["txid"] == txid_to_match: return i return None # 1. Chain a few transactions that don't opt-in. txid_1 = self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 1) assert(not is_opt_in(self.nodes[0], txid_1)) assert_array_result(self.nodes[0].listtransactions(), {"txid": txid_1}, {"bip125-replaceable":"no"}) sync_mempools(self.nodes) assert_array_result(self.nodes[1].listtransactions(), {"txid": txid_1}, {"bip125-replaceable":"no"}) # Tx2 will build off txid_1, still not opting in to RBF. utxo_to_use = get_unconfirmed_utxo_entry(self.nodes[1], txid_1) # Create tx2 using createrawtransaction inputs = [{"txid":utxo_to_use["txid"], "vout":utxo_to_use["vout"]}] outputs = {self.nodes[0].getnewaddress(): 0.999} tx2 = self.nodes[1].createrawtransaction(inputs, outputs) tx2_signed = self.nodes[1].signrawtransaction(tx2)["hex"] txid_2 = self.nodes[1].sendrawtransaction(tx2_signed) # ...and check the result assert(not is_opt_in(self.nodes[1], txid_2)) assert_array_result(self.nodes[1].listtransactions(), {"txid": txid_2}, {"bip125-replaceable":"no"}) sync_mempools(self.nodes) assert_array_result(self.nodes[0].listtransactions(), {"txid": txid_2}, {"bip125-replaceable":"no"}) # Tx3 will opt-in to RBF utxo_to_use = get_unconfirmed_utxo_entry(self.nodes[0], txid_2) inputs = [{"txid": txid_2, "vout":utxo_to_use["vout"]}] outputs = {self.nodes[1].getnewaddress(): 0.998} tx3 = self.nodes[0].createrawtransaction(inputs, outputs) tx3_modified = txFromHex(tx3) tx3_modified.vin[0].nSequence = 0 tx3 = bytes_to_hex_str(tx3_modified.serialize()) tx3_signed = self.nodes[0].signrawtransaction(tx3)['hex'] txid_3 = self.nodes[0].sendrawtransaction(tx3_signed) assert(is_opt_in(self.nodes[0], txid_3)) assert_array_result(self.nodes[0].listtransactions(), {"txid": txid_3}, {"bip125-replaceable":"yes"}) sync_mempools(self.nodes) assert_array_result(self.nodes[1].listtransactions(), {"txid": txid_3}, {"bip125-replaceable":"yes"}) # Tx4 will chain off tx3. Doesn't signal itself, but depends on one # that does. utxo_to_use = get_unconfirmed_utxo_entry(self.nodes[1], txid_3) inputs = [{"txid": txid_3, "vout":utxo_to_use["vout"]}] outputs = {self.nodes[0].getnewaddress(): 0.997} tx4 = self.nodes[1].createrawtransaction(inputs, outputs) tx4_signed = self.nodes[1].signrawtransaction(tx4)["hex"] txid_4 = self.nodes[1].sendrawtransaction(tx4_signed) assert(not is_opt_in(self.nodes[1], txid_4)) assert_array_result(self.nodes[1].listtransactions(), {"txid": txid_4}, {"bip125-replaceable":"yes"}) sync_mempools(self.nodes) assert_array_result(self.nodes[0].listtransactions(), {"txid": txid_4}, {"bip125-replaceable":"yes"}) # Replace tx3, and check that tx4 becomes unknown tx3_b = tx3_modified tx3_b.vout[0].nValue -= int(Decimal("0.004") * COIN) # bump the fee tx3_b = bytes_to_hex_str(tx3_b.serialize()) tx3_b_signed = self.nodes[0].signrawtransaction(tx3_b)['hex'] txid_3b = self.nodes[0].sendrawtransaction(tx3_b_signed, True) assert(is_opt_in(self.nodes[0], txid_3b)) assert_array_result(self.nodes[0].listtransactions(), {"txid": txid_4}, {"bip125-replaceable":"unknown"}) sync_mempools(self.nodes) assert_array_result(self.nodes[1].listtransactions(), {"txid": txid_4}, {"bip125-replaceable":"unknown"}) # Check gettransaction as well: for n in self.nodes[0:2]: assert_equal(n.gettransaction(txid_1)["bip125-replaceable"], "no") assert_equal(n.gettransaction(txid_2)["bip125-replaceable"], "no") assert_equal(n.gettransaction(txid_3)["bip125-replaceable"], "yes") assert_equal(n.gettransaction(txid_3b)["bip125-replaceable"], "yes") assert_equal(n.gettransaction(txid_4)["bip125-replaceable"], "unknown") # After mining a transaction, it's no longer BIP125-replaceable self.nodes[0].generate(1) assert(txid_3b not in self.nodes[0].getrawmempool()) assert_equal(self.nodes[0].gettransaction(txid_3b)["bip125-replaceable"], "no") assert_equal(self.nodes[0].gettransaction(txid_4)["bip125-replaceable"], "unknown") if __name__ == '__main__': ListTransactionsTest().main()