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[rpc] return effective-feerate in testmempoolaccept and submitpackage

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This commit is contained in:
glozow
2022-09-28 14:07:56 +01:00
parent d6c7b78ef2
commit 1691eaa818
4 changed files with 50 additions and 20 deletions
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45
test/functional/rpc_packages.py
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@ -20,6 +20,7 @@ from test_framework.util import (
assert_raises_rpc_error,
)
from test_framework.wallet import (
COIN,
DEFAULT_FEE,
MiniWallet,
)
@ -239,11 +240,13 @@ class RPCPackagesTest(BitcoinTestFramework):
coin = self.wallet.get_utxo()
fee = Decimal("0.00125000")
replaceable_tx = self.wallet.create_self_transfer(utxo_to_spend=coin, sequence=MAX_BIP125_RBF_SEQUENCE, fee = fee)
testres_replaceable = node.testmempoolaccept([replaceable_tx["hex"]])
assert_equal(testres_replaceable, [
{"txid": replaceable_tx["txid"], "wtxid": replaceable_tx["wtxid"],
"allowed": True, "vsize": replaceable_tx["tx"].get_vsize(), "fees": { "base": fee }}
])
testres_replaceable = node.testmempoolaccept([replaceable_tx["hex"]])[0]
assert_equal(testres_replaceable["txid"], replaceable_tx["txid"])
assert_equal(testres_replaceable["wtxid"], replaceable_tx["wtxid"])
assert testres_replaceable["allowed"]
assert_equal(testres_replaceable["vsize"], replaceable_tx["tx"].get_vsize())
assert_equal(testres_replaceable["fees"]["base"], fee)
assert_fee_amount(fee, replaceable_tx["tx"].get_vsize(), testres_replaceable["fees"]["effective-feerate"])
# Replacement transaction is identical except has double the fee
replacement_tx = self.wallet.create_self_transfer(utxo_to_spend=coin, sequence=MAX_BIP125_RBF_SEQUENCE, fee = 2 * fee)
@ -287,11 +290,13 @@ class RPCPackagesTest(BitcoinTestFramework):
peer = node.add_p2p_connection(P2PTxInvStore())
package_txns = []
presubmitted_wtxids = set()
for _ in range(num_parents):
parent_tx = self.wallet.create_self_transfer(fee=DEFAULT_FEE)
package_txns.append(parent_tx)
if partial_submit and random.choice([True, False]):
node.sendrawtransaction(parent_tx["hex"])
presubmitted_wtxids.add(parent_tx["wtxid"])
child_tx = self.wallet.create_self_transfer_multi(utxos_to_spend=[tx["new_utxo"] for tx in package_txns], fee_per_output=10000) #DEFAULT_FEE
package_txns.append(child_tx)
@ -302,14 +307,14 @@ class RPCPackagesTest(BitcoinTestFramework):
for package_txn in package_txns:
tx = package_txn["tx"]
assert tx.getwtxid() in submitpackage_result["tx-results"]
tx_result = submitpackage_result["tx-results"][tx.getwtxid()]
assert_equal(tx_result, {
"txid": package_txn["txid"],
"vsize": tx.get_vsize(),
"fees": {
"base": DEFAULT_FEE,
}
})
wtxid = tx.getwtxid()
assert wtxid in submitpackage_result["tx-results"]
tx_result = submitpackage_result["tx-results"][wtxid]
assert_equal(tx_result["txid"], tx.rehash())
assert_equal(tx_result["vsize"], tx.get_vsize())
assert_equal(tx_result["fees"]["base"], DEFAULT_FEE)
if wtxid not in presubmitted_wtxids:
assert_fee_amount(DEFAULT_FEE, tx.get_vsize(), tx_result["fees"]["effective-feerate"])
# submitpackage result should be consistent with testmempoolaccept and getmempoolentry
self.assert_equal_package_results(node, testmempoolaccept_result, submitpackage_result)
@ -328,8 +333,11 @@ class RPCPackagesTest(BitcoinTestFramework):
node = self.nodes[0]
peer = node.add_p2p_connection(P2PTxInvStore())
# Package with 2 parents and 1 child. One parent pays for itself using modified fees, and
# another has 0 fees but is bumped by child.
tx_poor = self.wallet.create_self_transfer(fee=0, fee_rate=0)
tx_rich = self.wallet.create_self_transfer(fee=DEFAULT_FEE)
tx_rich = self.wallet.create_self_transfer(fee=0, fee_rate=0)
node.prioritisetransaction(tx_rich["txid"], 0, int(DEFAULT_FEE * COIN))
package_txns = [tx_rich, tx_poor]
coins = [tx["new_utxo"] for tx in package_txns]
tx_child = self.wallet.create_self_transfer_multi(utxos_to_spend=coins, fee_per_output=10000) #DEFAULT_FEE
@ -340,9 +348,16 @@ class RPCPackagesTest(BitcoinTestFramework):
rich_parent_result = submitpackage_result["tx-results"][tx_rich["wtxid"]]
poor_parent_result = submitpackage_result["tx-results"][tx_poor["wtxid"]]
child_result = submitpackage_result["tx-results"][tx_child["tx"].getwtxid()]
assert_equal(rich_parent_result["fees"]["base"], DEFAULT_FEE)
assert_equal(rich_parent_result["fees"]["base"], 0)
assert_equal(poor_parent_result["fees"]["base"], 0)
assert_equal(child_result["fees"]["base"], DEFAULT_FEE)
# The "rich" parent does not require CPFP so its effective feerate.
assert_fee_amount(DEFAULT_FEE, tx_rich["tx"].get_vsize(), rich_parent_result["fees"]["effective-feerate"])
# The "poor" parent and child's effective feerates are the same, composed of the child's fee
# divided by their combined vsize.
assert_fee_amount(DEFAULT_FEE, tx_poor["tx"].get_vsize() + tx_child["tx"].get_vsize(), poor_parent_result["fees"]["effective-feerate"])
assert_fee_amount(DEFAULT_FEE, tx_poor["tx"].get_vsize() + tx_child["tx"].get_vsize(), child_result["fees"]["effective-feerate"])
# Package feerate is calculated for the remaining transactions after deduplication and
# individual submission. Since this package had a 0-fee parent, package feerate must have
# been used and returned.