git / moonbite-core / test/functional/wallet_resendwallettransactions.py · raw

#!/usr/bin/env python3# Copyright (c) 2017-2020 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 that the wallet resends transactions periodically."""import timefrom test_framework.blocktools import create_block, create_coinbasefrom test_framework.messages import ToHexfrom test_framework.p2p import P2PTxInvStorefrom test_framework.test_framework import BitcoinTestFrameworkfrom test_framework.util import assert_equalclass ResendWalletTransactionsTest(BitcoinTestFramework):    def set_test_params(self):        self.num_nodes = 1    def skip_test_if_missing_module(self):        self.skip_if_no_wallet()    def run_test(self):        node = self.nodes[0]  # alias        peer_first = node.add_p2p_connection(P2PTxInvStore())        self.log.info("Create a new transaction and wait until it's broadcast")        txid = node.sendtoaddress(node.getnewaddress(), 1)        # Wallet rebroadcast is first scheduled 1 sec after startup (see        # nNextResend in ResendWalletTransactions()). Tell scheduler to call        # MaybeResendWalletTxn now to initialize nNextResend before the first        # setmocktime call below.        node.mockscheduler(1)        # Can take a few seconds due to transaction trickling        peer_first.wait_for_broadcast([txid])        # Add a second peer since txs aren't rebroadcast to the same peer (see filterInventoryKnown)        peer_second = node.add_p2p_connection(P2PTxInvStore())        self.log.info("Create a block")        # Create and submit a block without the transaction.        # Transactions are only rebroadcast if there has been a block at least five minutes        # after the last time we tried to broadcast. Use mocktime and give an extra minute to be sure.        block_time = int(time.time()) + 6 * 60        node.setmocktime(block_time)        block = create_block(int(node.getbestblockhash(), 16), create_coinbase(node.getblockcount() + 1), block_time)        block.nVersion = 0x20000000        block.rehash()        block.solve()        node.submitblock(ToHex(block))        node.syncwithvalidationinterfacequeue()        now = int(time.time())        # Transaction should not be rebroadcast within first 12 hours        # Leave 2 mins for buffer        twelve_hrs = 12 * 60 * 60        two_min = 2 * 60        node.setmocktime(now + twelve_hrs - two_min)        node.mockscheduler(1)  # Tell scheduler to call MaybeResendWalletTxn now        assert_equal(int(txid, 16) in peer_second.get_invs(), False)        self.log.info("Bump time & check that transaction is rebroadcast")        # Transaction should be rebroadcast approximately 24 hours in the future,        # but can range from 12-36. So bump 36 hours to be sure.        with node.assert_debug_log(['ResendWalletTransactions: resubmit 1 unconfirmed transactions']):            node.setmocktime(now + 36 * 60 * 60)            # Tell scheduler to call MaybeResendWalletTxn now.            node.mockscheduler(1)        # Give some time for trickle to occur        node.setmocktime(now + 36 * 60 * 60 + 600)        peer_second.wait_for_broadcast([txid])if __name__ == '__main__':    ResendWalletTransactionsTest().main()