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test: add chained 1p1c propagation test

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This commit is contained in:
Greg Sanders
2025-06-11 09:29:42 -04:00
committed by glozow
parent 525be56741
commit 12f48d5ed3
2 changed files with 78 additions and 1 deletions
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36
test/functional/rpc_packages.py
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@@ -82,6 +82,7 @@ class RPCPackagesTest(BitcoinTestFramework):
self.independent_txns_testres_blank = [{
"txid": res["txid"], "wtxid": res["wtxid"]} for res in self.independent_txns_testres]
self.test_submitpackage_with_ancestors()
self.test_independent(coin)
self.test_chain()
self.test_multiple_children()
@@ -501,5 +502,40 @@ class RPCPackagesTest(BitcoinTestFramework):
assert_equal(pkg_result["tx-results"][tx.wtxid_hex]["error"], "scriptpubkey")
assert_equal(node.getrawmempool(), [chained_txns_burn[0]["txid"]])
def test_submitpackage_with_ancestors(self):
self.log.info("Test that submitpackage can send a package that has in-mempool ancestors")
node = self.nodes[0]
peer = node.add_p2p_connection(P2PTxInvStore())
parent_tx = self.wallet.create_self_transfer()
child_tx = self.wallet.create_self_transfer(utxo_to_spend=parent_tx["new_utxo"])
grandchild_tx = self.wallet.create_self_transfer(utxo_to_spend=child_tx["new_utxo"])
ggrandchild_tx = self.wallet.create_self_transfer(utxo_to_spend=grandchild_tx["new_utxo"])
# Submitting them all together doesn't work, as the topology is not child-with-parents
assert_raises_rpc_error(-25, "package topology disallowed", node.submitpackage, [parent_tx["hex"], child_tx["hex"], grandchild_tx["hex"], ggrandchild_tx["hex"]])
# Submit older package and check acceptance
result_submit_older = node.submitpackage(package=[parent_tx["hex"], child_tx["hex"]])
assert_equal(result_submit_older["package_msg"], "success")
mempool = node.getrawmempool()
assert parent_tx["txid"] in mempool
assert child_tx["txid"] in mempool
# Submit younger package and check acceptance
result_submit_younger = node.submitpackage(package=[grandchild_tx["hex"], ggrandchild_tx["hex"]])
assert_equal(result_submit_younger["package_msg"], "success")
mempool = node.getrawmempool()
assert parent_tx["txid"] in mempool
assert child_tx["txid"] in mempool
assert grandchild_tx["txid"] in mempool
assert ggrandchild_tx["txid"] in mempool
# The node should announce each transaction.
peer.wait_for_broadcast([tx["tx"].wtxid_hex for tx in [parent_tx, child_tx, grandchild_tx, ggrandchild_tx]])
self.generate(node, 1)
if __name__ == "__main__":
RPCPackagesTest(__file__).main()