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Merge #18878: test: Add test for conflicted wallet tx notifications

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f963a68051 test: Add test for conflicted wallet tx notifications (Russell Yanofsky)

Pull request description:

  Add test coverage for conflicted wallet transaction notifications so we can improve current behavior and avoid future regressions

  https://github.com/bitcoin/bitcoin/pull/9240 - accidental break
  https://github.com/bitcoin/bitcoin/issues/9479 - bug report
  https://github.com/bitcoin/bitcoin/pull/9371 - fix
  https://github.com/bitcoin/bitcoin/pull/16624 - accidental break
  https://github.com/bitcoin/bitcoin/issues/18325 - bug report
  https://github.com/bitcoin/bitcoin/pull/18600 - potential fix

ACKs for top commit:
  laanwj:
    ACK f963a68051
  jonatack:
    re-ACK f963a68051
  MarcoFalke:
    ACK f963a68051

Tree-SHA512: d3a7952a2d3dc2ff0800ef857575ea4ef9759c0917d58a7fc91e2db0ca3cc3baf0dd0cf9af61683f691e5fefb11afe8120bb5810c7037ed9ecedee385dd4aa07
This commit is contained in:
Wladimir J. van der Laan 2020-05-13 15:44:35 +02:00
commit 99c03728c0
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1 changed files with 67 additions and 1 deletions
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68
test/functional/feature_notifications.py
View file

@ -5,12 +5,14 @@
"""Test the -alertnotify, -blocknotify and -walletnotify options."""
import os
from test_framework.address import ADDRESS_BCRT1_UNSPENDABLE
from test_framework.address import ADDRESS_BCRT1_UNSPENDABLE, keyhash_to_p2pkh
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import (
assert_equal,
wait_until,
connect_nodes,
disconnect_nodes,
hex_str_to_bytes,
)
# Linux allow all characters other than \x00
@ -81,8 +83,72 @@ class NotificationsTest(BitcoinTestFramework):
# directory content should equal the generated transaction hashes
txids_rpc = list(map(lambda t: notify_outputname(self.wallet, t['txid']), self.nodes[1].listtransactions("*", block_count)))
assert_equal(sorted(txids_rpc), sorted(os.listdir(self.walletnotify_dir)))
for tx_file in os.listdir(self.walletnotify_dir):
os.remove(os.path.join(self.walletnotify_dir, tx_file))
# Conflicting transactions tests. Give node 0 same wallet seed as
# node 1, generate spends from node 0, and check notifications
# triggered by node 1
self.log.info("test -walletnotify with conflicting transactions")
self.nodes[0].sethdseed(seed=self.nodes[1].dumpprivkey(keyhash_to_p2pkh(hex_str_to_bytes(self.nodes[1].getwalletinfo()['hdseedid'])[::-1])))
self.nodes[0].rescanblockchain()
self.nodes[0].generatetoaddress(100, ADDRESS_BCRT1_UNSPENDABLE)
# Generate transaction on node 0, sync mempools, and check for
# notification on node 1.
tx1 = self.nodes[0].sendtoaddress(address=ADDRESS_BCRT1_UNSPENDABLE, amount=1, replaceable=True)
assert_equal(tx1 in self.nodes[0].getrawmempool(), True)
self.sync_mempools()
self.expect_wallet_notify([tx1])
# Generate bump transaction, sync mempools, and check for bump1
# notification. In the future, per
# https://github.com/bitcoin/bitcoin/pull/9371, it might be better
# to have notifications for both tx1 and bump1.
bump1 = self.nodes[0].bumpfee(tx1)["txid"]
assert_equal(bump1 in self.nodes[0].getrawmempool(), True)
self.sync_mempools()
self.expect_wallet_notify([bump1])
# Add bump1 transaction to new block, checking for a notification
# and the correct number of confirmations.
self.nodes[0].generatetoaddress(1, ADDRESS_BCRT1_UNSPENDABLE)
self.sync_blocks()
self.expect_wallet_notify([bump1])
assert_equal(self.nodes[1].gettransaction(bump1)["confirmations"], 1)
# Generate a second transaction to be bumped.
tx2 = self.nodes[0].sendtoaddress(address=ADDRESS_BCRT1_UNSPENDABLE, amount=1, replaceable=True)
assert_equal(tx2 in self.nodes[0].getrawmempool(), True)
self.sync_mempools()
self.expect_wallet_notify([tx2])
# Bump tx2 as bump2 and generate a block on node 0 while
# disconnected, then reconnect and check for notifications on node 1
# about newly confirmed bump2 and newly conflicted tx2. Currently
# only the bump2 notification is sent. Ideally, notifications would
# be sent both for bump2 and tx2, which was the previous behavior
# before being broken by an accidental change in PR
# https://github.com/bitcoin/bitcoin/pull/16624. The bug is reported
# in issue https://github.com/bitcoin/bitcoin/issues/18325.
disconnect_nodes(self.nodes[0], 1)
bump2 = self.nodes[0].bumpfee(tx2)["txid"]
self.nodes[0].generatetoaddress(1, ADDRESS_BCRT1_UNSPENDABLE)
assert_equal(self.nodes[0].gettransaction(bump2)["confirmations"], 1)
assert_equal(tx2 in self.nodes[1].getrawmempool(), True)
connect_nodes(self.nodes[0], 1)
self.sync_blocks()
self.expect_wallet_notify([bump2])
assert_equal(self.nodes[1].gettransaction(bump2)["confirmations"], 1)
# TODO: add test for `-alertnotify` large fork notifications
def expect_wallet_notify(self, tx_ids):
wait_until(lambda: len(os.listdir(self.walletnotify_dir)) >= len(tx_ids), timeout=10)
assert_equal(sorted(notify_outputname(self.wallet, tx_id) for tx_id in tx_ids), sorted(os.listdir(self.walletnotify_dir)))
for tx_file in os.listdir(self.walletnotify_dir):
os.remove(os.path.join(self.walletnotify_dir, tx_file))
if __name__ == '__main__':
NotificationsTest().main()