phantom/bitcoin
1
0
Fork 0
mirror of https://github.com/bitcoin/bitcoin.git synced 2025-01-25 10:43:19 -03:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

[test] Allow rebroadcast for same-txid-different-wtxid transactions

Browse source 
Co-authored-by: John Newbery <john@johnnewbery.com>
This commit is contained in:
glozow 2021-06-11 14:49:19 +01:00 • committed by John Newbery
parent cd48372b67
commit 7282d4c036
1 changed files with 16 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

17
test/functional/mempool_accept_wtxid.py
View file

@ -16,6 +16,7 @@ from test_framework.messages import (
CTxOut,
sha256,
)
from test_framework.p2p import P2PTxInvStore
from test_framework.script import (
CScript,
OP_0,
@ -62,6 +63,8 @@ class MempoolWtxidTest(BitcoinTestFramework):
parent_txid = node.sendrawtransaction(hexstring=raw_parent, maxfeerate=0)
node.generate(1)
peer_wtxid_relay = node.add_p2p_connection(P2PTxInvStore())
# Create a new transaction with witness solving first branch
child_witness_script = CScript([OP_TRUE])
child_witness_program = sha256(child_witness_script)
@ -87,10 +90,13 @@ class MempoolWtxidTest(BitcoinTestFramework):
assert_equal(child_one_txid, child_two_txid)
assert child_one_wtxid != child_two_wtxid
self.log.info("Submit one child to the mempool")
self.log.info("Submit child_one to the mempool")
txid_submitted = node.sendrawtransaction(child_one.serialize().hex())
assert_equal(node.getrawmempool(True)[txid_submitted]['wtxid'], child_one_wtxid)
peer_wtxid_relay.wait_for_broadcast([child_one_wtxid])
assert_equal(node.getmempoolinfo()["unbroadcastcount"], 0)
# testmempoolaccept reports the "already in mempool" error
assert_equal(node.testmempoolaccept([child_one.serialize().hex()]), [{
"txid": child_one_txid,
@ -108,9 +114,18 @@ class MempoolWtxidTest(BitcoinTestFramework):
# sendrawtransaction will not throw but quits early when the exact same transaction is already in mempool
node.sendrawtransaction(child_one.serialize().hex())
self.log.info("Connect another peer that hasn't seen child_one before")
peer_wtxid_relay_2 = node.add_p2p_connection(P2PTxInvStore())
self.log.info("Submit child_two to the mempool")
# sendrawtransaction will not throw but quits early when a transaction with the same non-witness data is already in mempool
node.sendrawtransaction(child_two.serialize().hex())
# The node should rebroadcast the transaction using the wtxid of the correct transaction
# (child_one, which is in its mempool).
peer_wtxid_relay_2.wait_for_broadcast([child_one_wtxid])
assert_equal(node.getmempoolinfo()["unbroadcastcount"], 0)
if __name__ == '__main__':
MempoolWtxidTest().main()