#!/usr/bin/env python3 # Copyright (c) 2018 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 balance RPC methods.""" from decimal import Decimal from test_framework.test_framework import BitcoinTestFramework from test_framework.util import ( assert_equal, assert_raises_rpc_error, ) RANDOM_COINBASE_ADDRESS = 'ycwedq2f3sz2Yf9JqZsBCQPxp18WU3Hp4J' def create_transactions(node, address, amt, fees): # Create and sign raw transactions from node to address for amt. # Creates a transaction for each fee and returns an array # of the raw transactions. utxos = node.listunspent(0) # Create transactions inputs = [] ins_total = 0 for utxo in utxos: inputs.append({"txid": utxo["txid"], "vout": utxo["vout"]}) ins_total += utxo['amount'] if ins_total > amt: break txs = [] for fee in fees: outputs = {address: amt, node.getrawchangeaddress(): ins_total - amt - fee} raw_tx = node.createrawtransaction(inputs, outputs, 0) raw_tx = node.signrawtransactionwithwallet(raw_tx) txs.append(raw_tx) return txs class WalletTest(BitcoinTestFramework): def set_test_params(self): self.num_nodes = 2 self.setup_clean_chain = True def skip_test_if_missing_module(self): self.skip_if_no_wallet() def run_test(self): # Check that nodes don't own any UTXOs assert_equal(len(self.nodes[0].listunspent()), 0) assert_equal(len(self.nodes[1].listunspent()), 0) self.log.info("Mining one block for each node") self.nodes[0].generate(1) self.sync_all() self.nodes[1].generate(1) self.nodes[1].generatetoaddress(100, RANDOM_COINBASE_ADDRESS) self.sync_all() assert_equal(self.nodes[0].getbalance(), 500) assert_equal(self.nodes[1].getbalance(), 500) self.log.info("Test getbalance with different arguments") assert_equal(self.nodes[0].getbalance("*"), 500) assert_equal(self.nodes[0].getbalance("*", 1), 500) assert_equal(self.nodes[0].getbalance("*", 1, True), 500) assert_equal(self.nodes[0].getbalance(minconf=1), 500) # Send 490 BTC from 0 to 1 and 960 BTC from 1 to 0. txs = create_transactions(self.nodes[0], self.nodes[1].getnewaddress(), 490 , [Decimal('0.01')]) self.nodes[0].sendrawtransaction(txs[0]['hex']) self.nodes[1].sendrawtransaction(txs[0]['hex']) # sending on both nodes is faster than waiting for propagation self.sync_all() txs = create_transactions(self.nodes[1], self.nodes[0].getnewaddress(), 960, [Decimal('0.01'), Decimal('0.02')]) self.nodes[1].sendrawtransaction(txs[0]['hex']) self.nodes[0].sendrawtransaction(txs[0]['hex']) # sending on both nodes is faster than waiting for propagation self.sync_all() # First argument of getbalance must be set to "*" assert_raises_rpc_error(-32, "dummy first argument must be excluded or set to \"*\"", self.nodes[1].getbalance, "") self.log.info("Test getbalance and getunconfirmedbalance with unconfirmed inputs") # getbalance without any arguments includes unconfirmed transactions, but not untrusted transactions assert_equal(self.nodes[0].getbalance(), Decimal('9.99')) # change from node 0's send assert_equal(self.nodes[1].getbalance(), Decimal('29.99')) # change from node 1's send # Same with minconf=0 assert_equal(self.nodes[0].getbalance(minconf=0), Decimal('9.99')) assert_equal(self.nodes[1].getbalance(minconf=0), Decimal('29.99')) # getbalance with a minconf incorrectly excludes coins that have been spent more recently than the minconf blocks ago # TODO: fix getbalance tracking of coin spentness depth assert_equal(self.nodes[0].getbalance(minconf=1), Decimal('0')) assert_equal(self.nodes[1].getbalance(minconf=1), Decimal('0')) # getunconfirmedbalance assert_equal(self.nodes[0].getunconfirmedbalance(), Decimal('960')) # output of node 1's spend assert_equal(self.nodes[1].getunconfirmedbalance(), Decimal('0')) # Doesn't include output of node 0's send since it was spent # Node 1 bumps the transaction fee and resends # self.nodes[1].sendrawtransaction(txs[1]['hex']) # disabled, no RBF in Dash self.sync_all() self.log.info("Test getbalance and getunconfirmedbalance with conflicted unconfirmed inputs") assert_equal(self.nodes[0].getwalletinfo()["unconfirmed_balance"], Decimal('960')) # output of node 1's send assert_equal(self.nodes[0].getunconfirmedbalance(), Decimal('960')) assert_equal(self.nodes[1].getwalletinfo()["unconfirmed_balance"], Decimal('0')) # Doesn't include output of node 0's send since it was spent assert_equal(self.nodes[1].getunconfirmedbalance(), Decimal('0')) self.nodes[1].generatetoaddress(1, RANDOM_COINBASE_ADDRESS) self.sync_all() # balances are correct after the transactions are confirmed assert_equal(self.nodes[0].getbalance(), Decimal('969.99')) # node 1's send plus change from node 0's send assert_equal(self.nodes[1].getbalance(), Decimal('29.99')) # change from node 0's send # Send total balance away from node 1 txs = create_transactions(self.nodes[1], self.nodes[0].getnewaddress(), Decimal('29.98'), [Decimal('0.01')]) self.nodes[1].sendrawtransaction(txs[0]['hex']) self.nodes[1].generatetoaddress(2, RANDOM_COINBASE_ADDRESS) self.sync_all() # getbalance with a minconf incorrectly excludes coins that have been spent more recently than the minconf blocks ago # TODO: fix getbalance tracking of coin spentness depth # getbalance with minconf=3 should still show the old balance assert_equal(self.nodes[1].getbalance(minconf=3), Decimal('0')) # getbalance with minconf=2 will show the new balance. assert_equal(self.nodes[1].getbalance(minconf=2), Decimal('0')) # check mempool transactions count for wallet unconfirmed balance after # dynamically loading the wallet. before = self.nodes[1].getunconfirmedbalance() dst = self.nodes[1].getnewaddress() self.nodes[1].unloadwallet('') self.nodes[0].sendtoaddress(dst, 0.1) self.sync_all() self.nodes[1].loadwallet('') after = self.nodes[1].getunconfirmedbalance() assert_equal(before + Decimal('0.1'), after) if __name__ == '__main__': WalletTest().main()