Browse Source

add functional test for mempoolreplacement command line arg

Github-Pull: #11407
Rebased-From: 1088b5322d
tags/v0.15.1
Gregory Sanders 3 years ago
parent
commit
806c78f014
1 changed files with 15 additions and 2 deletions
  1. 15
    2
      test/functional/replace-by-fee.py

+ 15
- 2
test/functional/replace-by-fee.py View File

@@ -62,13 +62,14 @@ def make_utxo(node, amount, confirmed=True, scriptPubKey=CScript([1])):
class ReplaceByFeeTest(BitcoinTestFramework):

def set_test_params(self):
self.num_nodes = 1
self.num_nodes = 2
self.extra_args= [["-maxorphantx=1000",
"-whitelist=127.0.0.1",
"-limitancestorcount=50",
"-limitancestorsize=101",
"-limitdescendantcount=200",
"-limitdescendantsize=101"]]
"-limitdescendantsize=101"],
["-mempoolreplacement=0"]]

def run_test(self):
make_utxo(self.nodes[0], 1*COIN)
@@ -115,6 +116,8 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx1a_hex = txToHex(tx1a)
tx1a_txid = self.nodes[0].sendrawtransaction(tx1a_hex, True)

self.sync_all([self.nodes])

# Should fail because we haven't changed the fee
tx1b = CTransaction()
tx1b.vin = [CTxIn(tx0_outpoint, nSequence=0)]
@@ -123,12 +126,17 @@ class ReplaceByFeeTest(BitcoinTestFramework):

# This will raise an exception due to insufficient fee
assert_raises_jsonrpc(-26, "insufficient fee", self.nodes[0].sendrawtransaction, tx1b_hex, True)
# This will raise an exception due to transaction replacement being disabled
assert_raises_jsonrpc(-26, "txn-mempool-conflict", self.nodes[1].sendrawtransaction, tx1b_hex, True)

# Extra 0.1 BTC fee
tx1b = CTransaction()
tx1b.vin = [CTxIn(tx0_outpoint, nSequence=0)]
tx1b.vout = [CTxOut(int(0.9*COIN), CScript([b'b']))]
tx1b_hex = txToHex(tx1b)
# Replacement still disabled even with "enough fee"
assert_raises_jsonrpc(-26, "txn-mempool-conflict", self.nodes[1].sendrawtransaction, tx1b_hex, True)
# Works when enabled
tx1b_txid = self.nodes[0].sendrawtransaction(tx1b_hex, True)

mempool = self.nodes[0].getrawmempool()
@@ -138,6 +146,11 @@ class ReplaceByFeeTest(BitcoinTestFramework):

assert_equal(tx1b_hex, self.nodes[0].getrawtransaction(tx1b_txid))

# Second node is running mempoolreplacement=0, will not replace originally-seen txn
mempool = self.nodes[1].getrawmempool()
assert tx1a_txid in mempool
assert tx1b_txid not in mempool

def test_doublespend_chain(self):
"""Doublespend of a long chain"""


Loading…
Cancel
Save