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add functional test for mempoolreplacement command line arg

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This commit is contained in:
Gregory Sanders 2017-09-26 17:24:26 -04:00
parent a72003d794
commit 1088b5322d
1 changed files with 15 additions and 2 deletions
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17
test/functional/replace-by-fee.py
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@ -62,13 +62,14 @@ def make_utxo(node, amount, confirmed=True, scriptPubKey=CScript([1])):
class ReplaceByFeeTest(BitcoinTestFramework): class ReplaceByFeeTest(BitcoinTestFramework):
def set_test_params(self): def set_test_params(self):
self.num_nodes = 1 self.num_nodes = 2
self.extra_args= [["-maxorphantx=1000", self.extra_args= [["-maxorphantx=1000",
"-whitelist=127.0.0.1", "-whitelist=127.0.0.1",
"-limitancestorcount=50", "-limitancestorcount=50",
"-limitancestorsize=101", "-limitancestorsize=101",
"-limitdescendantcount=200", "-limitdescendantcount=200",
"-limitdescendantsize=101"]] "-limitdescendantsize=101"],
["-mempoolreplacement=0"]]
def run_test(self): def run_test(self):
make_utxo(self.nodes[0], 1*COIN) make_utxo(self.nodes[0], 1*COIN)
@ -115,6 +116,8 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx1a_hex = txToHex(tx1a) tx1a_hex = txToHex(tx1a)
tx1a_txid = self.nodes[0].sendrawtransaction(tx1a_hex, True) tx1a_txid = self.nodes[0].sendrawtransaction(tx1a_hex, True)
self.sync_all([self.nodes])
# Should fail because we haven't changed the fee # Should fail because we haven't changed the fee
tx1b = CTransaction() tx1b = CTransaction()
tx1b.vin = [CTxIn(tx0_outpoint, nSequence=0)] tx1b.vin = [CTxIn(tx0_outpoint, nSequence=0)]
@ -123,12 +126,17 @@ class ReplaceByFeeTest(BitcoinTestFramework):
# This will raise an exception due to insufficient fee # This will raise an exception due to insufficient fee
assert_raises_jsonrpc(-26, "insufficient fee", self.nodes[0].sendrawtransaction, tx1b_hex, True) 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 # Extra 0.1 BTC fee
tx1b = CTransaction() tx1b = CTransaction()
tx1b.vin = [CTxIn(tx0_outpoint, nSequence=0)] tx1b.vin = [CTxIn(tx0_outpoint, nSequence=0)]
tx1b.vout = [CTxOut(int(0.9*COIN), CScript([b'b']))] tx1b.vout = [CTxOut(int(0.9*COIN), CScript([b'b']))]
tx1b_hex = txToHex(tx1b) 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) tx1b_txid = self.nodes[0].sendrawtransaction(tx1b_hex, True)
mempool = self.nodes[0].getrawmempool() mempool = self.nodes[0].getrawmempool()
@ -138,6 +146,11 @@ class ReplaceByFeeTest(BitcoinTestFramework):
assert_equal(tx1b_hex, self.nodes[0].getrawtransaction(tx1b_txid)) 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): def test_doublespend_chain(self):
"""Doublespend of a long chain""" """Doublespend of a long chain"""