diff --git a/test/functional/wallet_txn_doublespend.py b/test/functional/wallet_txn_doublespend.py index fd26e91ec..14a061c4d 100755 --- a/test/functional/wallet_txn_doublespend.py +++ b/test/functional/wallet_txn_doublespend.py @@ -1,161 +1,139 @@ #!/usr/bin/env python3 # Copyright (c) 2014-2019 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 wallet accounts properly when there is a double-spend conflict.""" from decimal import Decimal from test_framework.test_framework import BitcoinTestFramework from test_framework.util import ( assert_equal, connect_nodes, disconnect_nodes, find_output, sync_blocks, ) class TxnMallTest(BitcoinTestFramework): def set_test_params(self): self.num_nodes = 4 - self.extra_args = [["-noparkdeepreorg", '-deprecatedrpc=accounts'], - ["-noparkdeepreorg", '-deprecatedrpc=accounts'], - ['-deprecatedrpc=accounts'], ['-deprecatedrpc=accounts']] + self.extra_args = [["-noparkdeepreorg"], ["-noparkdeepreorg"], [], []] def add_options(self, parser): parser.add_argument("--mineblock", dest="mine_block", default=False, action="store_true", help="Test double-spend of 1-confirmed transaction") def setup_network(self): # Start with split network: super().setup_network() disconnect_nodes(self.nodes[1], self.nodes[2]) disconnect_nodes(self.nodes[2], self.nodes[1]) def run_test(self): # All nodes should start with 1,250 BCH: starting_balance = 1250 for i in range(4): assert_equal(self.nodes[i].getbalance(), starting_balance) # bug workaround, coins generated assigned to first getnewaddress! self.nodes[i].getnewaddress("") - # Assign coins to foo and bar accounts: - node0_address_foo = self.nodes[0].getnewaddress("foo") - fund_foo_txid = self.nodes[0].sendfrom("", node0_address_foo, 1219) + # Assign coins to foo and bar addresses: + node0_address_foo = self.nodes[0].getnewaddress() + fund_foo_txid = self.nodes[0].sendtoaddress(node0_address_foo, 1219) fund_foo_tx = self.nodes[0].gettransaction(fund_foo_txid) - node0_address_bar = self.nodes[0].getnewaddress("bar") - fund_bar_txid = self.nodes[0].sendfrom("", node0_address_bar, 29) + node0_address_bar = self.nodes[0].getnewaddress() + fund_bar_txid = self.nodes[0].sendtoaddress(node0_address_bar, 29) fund_bar_tx = self.nodes[0].gettransaction(fund_bar_txid) - assert_equal(self.nodes[0].getbalance(""), - starting_balance - 1219 - 29 + fund_foo_tx["fee"] + fund_bar_tx["fee"]) + assert_equal(self.nodes[0].getbalance(), + starting_balance + fund_foo_tx["fee"] + fund_bar_tx["fee"]) # Coins are sent to node1_address - node1_address = self.nodes[1].getnewaddress("from0") + node1_address = self.nodes[1].getnewaddress() # First: use raw transaction API to send 1240 BCH to node1_address, # but don't broadcast: doublespend_fee = Decimal('-.02') rawtx_input_0 = {} rawtx_input_0["txid"] = fund_foo_txid rawtx_input_0["vout"] = find_output(self.nodes[0], fund_foo_txid, 1219) rawtx_input_1 = {} rawtx_input_1["txid"] = fund_bar_txid rawtx_input_1["vout"] = find_output(self.nodes[0], fund_bar_txid, 29) inputs = [rawtx_input_0, rawtx_input_1] change_address = self.nodes[0].getnewaddress() outputs = {} outputs[node1_address] = 1240 outputs[change_address] = 1248 - 1240 + doublespend_fee rawtx = self.nodes[0].createrawtransaction(inputs, outputs) doublespend = self.nodes[0].signrawtransactionwithwallet(rawtx) assert_equal(doublespend["complete"], True) # Create two spends using 1 50 BCH coin each - txid1 = self.nodes[0].sendfrom("foo", node1_address, 40, 0) - txid2 = self.nodes[0].sendfrom("bar", node1_address, 20, 0) + txid1 = self.nodes[0].sendtoaddress(node1_address, 40) + txid2 = self.nodes[0].sendtoaddress(node1_address, 20) # Have node0 mine a block: if (self.options.mine_block): self.nodes[0].generate(1) sync_blocks(self.nodes[0:2]) tx1 = self.nodes[0].gettransaction(txid1) tx2 = self.nodes[0].gettransaction(txid2) # Node0's balance should be starting balance, plus 50BTC for another # matured block, minus 40, minus 20, and minus transaction fees: expected = starting_balance + fund_foo_tx["fee"] + fund_bar_tx["fee"] if self.options.mine_block: expected += 50 expected += tx1["amount"] + tx1["fee"] expected += tx2["amount"] + tx2["fee"] assert_equal(self.nodes[0].getbalance(), expected) - # foo and bar accounts should be debited: - assert_equal(self.nodes[0].getbalance("foo", 0), - 1219 + tx1["amount"] + tx1["fee"]) - assert_equal(self.nodes[0].getbalance("bar", 0), - 29 + tx2["amount"] + tx2["fee"]) - if self.options.mine_block: assert_equal(tx1["confirmations"], 1) assert_equal(tx2["confirmations"], 1) - # Node1's "from0" balance should be both transaction amounts: + # Node1's balance should be both transaction amounts: assert_equal(self.nodes[1].getbalance( - "from0"), -(tx1["amount"] + tx2["amount"])) + ), starting_balance - tx1["amount"] - tx2["amount"]) else: assert_equal(tx1["confirmations"], 0) assert_equal(tx2["confirmations"], 0) # Now give doublespend and its parents to miner: self.nodes[2].sendrawtransaction(fund_foo_tx["hex"]) self.nodes[2].sendrawtransaction(fund_bar_tx["hex"]) doublespend_txid = self.nodes[2].sendrawtransaction(doublespend["hex"]) # ... mine a block... self.nodes[2].generate(1) # Reconnect the split network, and sync chain: connect_nodes(self.nodes[1], self.nodes[2]) self.nodes[2].generate(1) # Mine another block to make sure we sync sync_blocks(self.nodes) assert_equal(self.nodes[0].gettransaction( doublespend_txid)["confirmations"], 2) # Re-fetch transaction info: tx1 = self.nodes[0].gettransaction(txid1) tx2 = self.nodes[0].gettransaction(txid2) # Both transactions should be conflicted assert_equal(tx1["confirmations"], -2) assert_equal(tx2["confirmations"], -2) # Node0's total balance should be starting balance, plus 100BTC for # two more matured blocks, minus 1240 for the double-spend, plus fees (which are # negative): expected = starting_balance + 100 - 1240 + \ fund_foo_tx["fee"] + fund_bar_tx["fee"] + doublespend_fee assert_equal(self.nodes[0].getbalance(), expected) - assert_equal(self.nodes[0].getbalance("*"), expected) - - # Final "" balance is starting_balance - amount moved to accounts - doublespend + subsidies + - # fees (which are negative) - assert_equal(self.nodes[0].getbalance("foo"), 1219) - assert_equal(self.nodes[0].getbalance("bar"), 29) - assert_equal(self.nodes[0].getbalance(""), starting_balance - - 1219 - - 29 - - 1240 - + 100 - + fund_foo_tx["fee"] - + fund_bar_tx["fee"] - + doublespend_fee) - - # Node1's "from0" account balance should be just the doublespend: - assert_equal(self.nodes[1].getbalance("from0"), 1240) + + # Node1's balance should be its initial balance (1250 for 25 block rewards) plus the doublespend: + assert_equal(self.nodes[1].getbalance(), 1250 + 1240) if __name__ == '__main__': TxnMallTest().main()