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