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-rwxr-xr-xtest/functional/mempool_limit.py26
1 files changed, 14 insertions, 12 deletions
diff --git a/test/functional/mempool_limit.py b/test/functional/mempool_limit.py
index d46924f4ce..49a0a32c45 100755
--- a/test/functional/mempool_limit.py
+++ b/test/functional/mempool_limit.py
@@ -59,7 +59,7 @@ class MempoolLimitTest(BitcoinTestFramework):
mempoolmin_feerate = node.getmempoolinfo()["mempoolminfee"]
tx_A = self.wallet.send_self_transfer(
from_node=node,
- fee=(mempoolmin_feerate / 1000) * (A_weight // 4) + Decimal('0.000001'),
+ fee_rate=mempoolmin_feerate,
target_weight=A_weight,
utxo_to_spend=rbf_utxo,
confirmed_only=True
@@ -77,7 +77,7 @@ class MempoolLimitTest(BitcoinTestFramework):
non_cpfp_carveout_weight = 40001 # EXTRA_DESCENDANT_TX_SIZE_LIMIT + 1
tx_C = self.wallet.create_self_transfer(
target_weight=non_cpfp_carveout_weight,
- fee = (mempoolmin_feerate / 1000) * (non_cpfp_carveout_weight // 4) + Decimal('0.000001'),
+ fee_rate=mempoolmin_feerate,
utxo_to_spend=tx_B["new_utxo"],
confirmed_only=True
)
@@ -109,7 +109,7 @@ class MempoolLimitTest(BitcoinTestFramework):
# happen in the middle of package evaluation, as it can invalidate the coins cache.
mempool_evicted_tx = self.wallet.send_self_transfer(
from_node=node,
- fee=(mempoolmin_feerate / 1000) * (evicted_weight // 4) + Decimal('0.000001'),
+ fee_rate=mempoolmin_feerate,
target_weight=evicted_weight,
confirmed_only=True
)
@@ -135,11 +135,11 @@ class MempoolLimitTest(BitcoinTestFramework):
parent_weight = 100000
num_big_parents = 3
assert_greater_than(parent_weight * num_big_parents, current_info["maxmempool"] - current_info["bytes"])
- parent_fee = (100 * mempoolmin_feerate / 1000) * (parent_weight // 4)
+ parent_feerate = 100 * mempoolmin_feerate
big_parent_txids = []
for i in range(num_big_parents):
- parent = self.wallet.create_self_transfer(fee=parent_fee, target_weight=parent_weight, confirmed_only=True)
+ parent = self.wallet.create_self_transfer(fee_rate=parent_feerate, target_weight=parent_weight, confirmed_only=True)
parent_utxos.append(parent["new_utxo"])
package_hex.append(parent["hex"])
big_parent_txids.append(parent["txid"])
@@ -314,18 +314,20 @@ class MempoolLimitTest(BitcoinTestFramework):
target_weight_each = 200000
assert_greater_than(target_weight_each * 2, node.getmempoolinfo()["maxmempool"] - node.getmempoolinfo()["bytes"])
# Should be a true CPFP: parent's feerate is just below mempool min feerate
- parent_fee = (mempoolmin_feerate / 1000) * (target_weight_each // 4) - Decimal("0.00001")
+ parent_feerate = mempoolmin_feerate - Decimal("0.000001") # 0.1 sats/vbyte below min feerate
# Parent + child is above mempool minimum feerate
- child_fee = (worst_feerate_btcvb) * (target_weight_each // 4) - Decimal("0.00001")
+ child_feerate = (worst_feerate_btcvb * 1000) - Decimal("0.000001") # 0.1 sats/vbyte below worst feerate
# However, when eviction is triggered, these transactions should be at the bottom.
# This assertion assumes parent and child are the same size.
miniwallet.rescan_utxos()
- tx_parent_just_below = miniwallet.create_self_transfer(fee=parent_fee, target_weight=target_weight_each)
- tx_child_just_above = miniwallet.create_self_transfer(utxo_to_spend=tx_parent_just_below["new_utxo"], fee=child_fee, target_weight=target_weight_each)
+ tx_parent_just_below = miniwallet.create_self_transfer(fee_rate=parent_feerate, target_weight=target_weight_each)
+ tx_child_just_above = miniwallet.create_self_transfer(utxo_to_spend=tx_parent_just_below["new_utxo"], fee_rate=child_feerate, target_weight=target_weight_each)
# This package ranks below the lowest descendant package in the mempool
- assert_greater_than(worst_feerate_btcvb, (parent_fee + child_fee) / (tx_parent_just_below["tx"].get_vsize() + tx_child_just_above["tx"].get_vsize()))
- assert_greater_than(mempoolmin_feerate, (parent_fee) / (tx_parent_just_below["tx"].get_vsize()))
- assert_greater_than((parent_fee + child_fee) / (tx_parent_just_below["tx"].get_vsize() + tx_child_just_above["tx"].get_vsize()), mempoolmin_feerate / 1000)
+ package_fee = tx_parent_just_below["fee"] + tx_child_just_above["fee"]
+ package_vsize = tx_parent_just_below["tx"].get_vsize() + tx_child_just_above["tx"].get_vsize()
+ assert_greater_than(worst_feerate_btcvb, package_fee / package_vsize)
+ assert_greater_than(mempoolmin_feerate, tx_parent_just_below["fee"] / (tx_parent_just_below["tx"].get_vsize()))
+ assert_greater_than(package_fee / package_vsize, mempoolmin_feerate / 1000)
res = node.submitpackage([tx_parent_just_below["hex"], tx_child_just_above["hex"]])
for wtxid in [tx_parent_just_below["wtxid"], tx_child_just_above["wtxid"]]:
assert_equal(res["tx-results"][wtxid]["error"], "mempool full")