laantungir
/
bitcoin
mirror of https://github.com/bitcoin/bitcoin.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

test: add more TRUC reorg coverge 

Github-Pull: #33504
Rebased-From: 06df14ba75
This commit is contained in:
Greg Sanders 2025-09-26 14:49:06 -04:00 committed by fanquake
parent 666aec7d49
commit a8bb76b61f
No known key found for this signature in database
GPG Key ID: 2EEB9F5CC09526C1
1 changed files with 23 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

33
test/functional/mempool_truc.py
View File

@ -164,23 +164,36 @@ class MempoolTRUC(BitcoinTestFramework):
def test_truc_reorg(self):
node = self.nodes[0]
self.log.info("Test that, during a reorg, TRUC rules are not enforced")
tx_v2_block = self.wallet.send_self_transfer(from_node=node, version=2)
tx_v3_block = self.wallet.send_self_transfer(from_node=node, version=3)
tx_v3_block2 = self.wallet.send_self_transfer(from_node=node, version=3)
self.check_mempool([tx_v3_block["txid"], tx_v2_block["txid"], tx_v3_block2["txid"]])
self.check_mempool([])
# Testing 2<-3 versions allowed
tx_v2_block = self.wallet.create_self_transfer(version=2)
# Testing 3<-2 versions allowed
tx_v3_block = self.wallet.create_self_transfer(version=3)
# Testing overly-large child size
tx_v3_block2 = self.wallet.create_self_transfer(version=3)
# Also create a linear chain of 3 TRUC transactions that will be directly mined, followed by one v2 in-mempool after block is made
tx_chain_1 = self.wallet.create_self_transfer(version=3)
tx_chain_2 = self.wallet.create_self_transfer(utxo_to_spend=tx_chain_1["new_utxo"], version=3)
tx_chain_3 = self.wallet.create_self_transfer(utxo_to_spend=tx_chain_2["new_utxo"], version=3)
tx_to_mine = [tx_v3_block["hex"], tx_v2_block["hex"], tx_v3_block2["hex"], tx_chain_1["hex"], tx_chain_2["hex"], tx_chain_3["hex"]]
block = self.generateblock(node, output="raw(42)", transactions=tx_to_mine)
block = self.generate(node, 1)
self.check_mempool([])
tx_v2_from_v3 = self.wallet.send_self_transfer(from_node=node, utxo_to_spend=tx_v3_block["new_utxo"], version=2)
tx_v3_from_v2 = self.wallet.send_self_transfer(from_node=node, utxo_to_spend=tx_v2_block["new_utxo"], version=3)
tx_v3_child_large = self.wallet.send_self_transfer(from_node=node, utxo_to_spend=tx_v3_block2["new_utxo"], target_vsize=1250, version=3)
assert_greater_than(node.getmempoolentry(tx_v3_child_large["txid"])["vsize"], TRUC_CHILD_MAX_VSIZE)
self.check_mempool([tx_v2_from_v3["txid"], tx_v3_from_v2["txid"], tx_v3_child_large["txid"]])
node.invalidateblock(block[0])
self.check_mempool([tx_v3_block["txid"], tx_v2_block["txid"], tx_v3_block2["txid"], tx_v2_from_v3["txid"], tx_v3_from_v2["txid"], tx_v3_child_large["txid"]])
# This is needed because generate() will create the exact same block again.
node.reconsiderblock(block[0])
tx_chain_4 = self.wallet.send_self_transfer(from_node=node, utxo_to_spend=tx_chain_3["new_utxo"], version=2)
self.check_mempool([tx_v2_from_v3["txid"], tx_v3_from_v2["txid"], tx_v3_child_large["txid"], tx_chain_4["txid"]])
# Reorg should have all block transactions re-accepted, ignoring TRUC enforcement
node.invalidateblock(block["hash"])
self.check_mempool([tx_v3_block["txid"], tx_v2_block["txid"], tx_v3_block2["txid"], tx_v2_from_v3["txid"], tx_v3_from_v2["txid"], tx_v3_child_large["txid"], tx_chain_1["txid"], tx_chain_2["txid"], tx_chain_3["txid"], tx_chain_4["txid"]])
@cleanup(extra_args=["-limitdescendantsize=10", "-datacarriersize=40000"])
def test_nondefault_package_limits(self):