[Tests] Refactor some shared functions

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Jonas Schnelli 2015-12-03 11:02:24 +01:00
parent 110ff1142c
commit 7632cf689a
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GPG Key ID: 29D4BCB6416F53EC
3 changed files with 51 additions and 104 deletions

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@ -10,9 +10,6 @@ from test_framework.util import *
class MempoolLimitTest(BitcoinTestFramework):
def satoshi_round(self, amount):
return Decimal(amount).quantize(Decimal('0.00000001'), rounding=ROUND_DOWN)
def __init__(self):
# Some pre-processing to create a bunch of OP_RETURN txouts to insert into transactions we create
# So we have big transactions (and therefore can't fit very many into each block)
@ -29,59 +26,10 @@ class MempoolLimitTest(BitcoinTestFramework):
self.txouts = self.txouts + "fd0402"
# add script_pubkey
self.txouts = self.txouts + script_pubkey
def create_confirmed_utxos(self, count):
self.nodes[0].generate(int(0.5*90)+102)
utxos = self.nodes[0].listunspent()
iterations = count - len(utxos)
addr1 = self.nodes[0].getnewaddress()
addr2 = self.nodes[0].getnewaddress()
if iterations <= 0:
return utxos
for i in xrange(iterations):
t = utxos.pop()
fee = self.relayfee
inputs = []
inputs.append({ "txid" : t["txid"], "vout" : t["vout"]})
outputs = {}
send_value = t['amount'] - fee
outputs[addr1] = self.satoshi_round(send_value/2)
outputs[addr2] = self.satoshi_round(send_value/2)
raw_tx = self.nodes[0].createrawtransaction(inputs, outputs)
signed_tx = self.nodes[0].signrawtransaction(raw_tx)["hex"]
txid = self.nodes[0].sendrawtransaction(signed_tx)
while (self.nodes[0].getmempoolinfo()['size'] > 0):
self.nodes[0].generate(1)
utxos = self.nodes[0].listunspent()
assert(len(utxos) >= count)
return utxos
def create_lots_of_big_transactions(self, utxos, fee):
addr = self.nodes[0].getnewaddress()
txids = []
for i in xrange(len(utxos)):
t = utxos.pop()
inputs = []
inputs.append({ "txid" : t["txid"], "vout" : t["vout"]})
outputs = {}
send_value = t['amount'] - fee
outputs[addr] = self.satoshi_round(send_value)
rawtx = self.nodes[0].createrawtransaction(inputs, outputs)
newtx = rawtx[0:92]
newtx = newtx + self.txouts
newtx = newtx + rawtx[94:]
signresult = self.nodes[0].signrawtransaction(newtx, None, None, "NONE")
txid = self.nodes[0].sendrawtransaction(signresult["hex"], True)
txids.append(txid)
return txids
def setup_network(self):
self.nodes = []
self.nodes.append(start_node(0, self.options.tmpdir, ["-maxmempool=5", "-spendzeroconfchange=0", "-debug"]))
self.nodes.append(start_node(1, self.options.tmpdir, []))
connect_nodes(self.nodes[0], 1)
self.is_network_split = False
self.sync_all()
self.relayfee = self.nodes[0].getnetworkinfo()['relayfee']
@ -92,12 +40,12 @@ class MempoolLimitTest(BitcoinTestFramework):
def run_test(self):
txids = []
utxos = self.create_confirmed_utxos(90)
utxos = create_confirmed_utxos(self.relayfee, self.nodes[0], 90)
#create a mempool tx that will be evicted
us0 = utxos.pop()
inputs = [{ "txid" : us0["txid"], "vout" : us0["vout"]}]
outputs = {self.nodes[1].getnewaddress() : 0.0001}
outputs = {self.nodes[0].getnewaddress() : 0.0001}
tx = self.nodes[0].createrawtransaction(inputs, outputs)
txF = self.nodes[0].fundrawtransaction(tx)
txFS = self.nodes[0].signrawtransaction(txF['hex'])
@ -108,7 +56,7 @@ class MempoolLimitTest(BitcoinTestFramework):
base_fee = relayfee*100
for i in xrange (4):
txids.append([])
txids[i] = self.create_lots_of_big_transactions(utxos[30*i:30*i+30], (i+1)*base_fee)
txids[i] = create_lots_of_big_transactions(self.nodes[0], self.txouts, utxos[30*i:30*i+30], (i+1)*base_fee)
# by now, the tx should be evicted, check confirmation state
assert(txid not in self.nodes[0].getrawmempool())

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@ -42,62 +42,15 @@ class PrioritiseTransactionTest(BitcoinTestFramework):
self.nodes.append(start_node(0, self.options.tmpdir, ["-debug", "-printpriority=1"]))
self.relayfee = self.nodes[0].getnetworkinfo()['relayfee']
def create_confirmed_utxos(self, count):
self.nodes[0].generate(int(0.5*count)+101)
utxos = self.nodes[0].listunspent()
iterations = count - len(utxos)
addr1 = self.nodes[0].getnewaddress()
addr2 = self.nodes[0].getnewaddress()
if iterations <= 0:
return utxos
for i in xrange(iterations):
t = utxos.pop()
fee = self.relayfee
inputs = []
inputs.append({ "txid" : t["txid"], "vout" : t["vout"]})
outputs = {}
send_value = t['amount'] - fee
outputs[addr1] = satoshi_round(send_value/2)
outputs[addr2] = satoshi_round(send_value/2)
raw_tx = self.nodes[0].createrawtransaction(inputs, outputs)
signed_tx = self.nodes[0].signrawtransaction(raw_tx)["hex"]
txid = self.nodes[0].sendrawtransaction(signed_tx)
while (self.nodes[0].getmempoolinfo()['size'] > 0):
self.nodes[0].generate(1)
utxos = self.nodes[0].listunspent()
assert(len(utxos) >= count)
return utxos
def create_lots_of_big_transactions(self, utxos, fee):
addr = self.nodes[0].getnewaddress()
txids = []
for i in xrange(len(utxos)):
t = utxos.pop()
inputs = []
inputs.append({ "txid" : t["txid"], "vout" : t["vout"]})
outputs = {}
send_value = t['amount'] - fee
outputs[addr] = satoshi_round(send_value)
rawtx = self.nodes[0].createrawtransaction(inputs, outputs)
newtx = rawtx[0:92]
newtx = newtx + self.txouts
newtx = newtx + rawtx[94:]
signresult = self.nodes[0].signrawtransaction(newtx, None, None, "NONE")
txid = self.nodes[0].sendrawtransaction(signresult["hex"], True)
txids.append(txid)
return txids
def run_test(self):
utxos = self.create_confirmed_utxos(90)
utxos = create_confirmed_utxos(self.relayfee, self.nodes[0], 90)
base_fee = self.relayfee*100 # our transactions are smaller than 100kb
txids = []
# Create 3 batches of transactions at 3 different fee rate levels
for i in xrange(3):
txids.append([])
txids[i] = self.create_lots_of_big_transactions(utxos[30*i:30*i+30], (i+1)*base_fee)
txids[i] = create_lots_of_big_transactions(self.nodes[0], self.txouts, utxos[30*i:30*i+30], (i+1)*base_fee)
# add a fee delta to something in the cheapest bucket and make sure it gets mined
# also check that a different entry in the cheapest bucket is NOT mined (lower

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@ -408,3 +408,49 @@ def assert_raises(exc, fun, *args, **kwds):
def satoshi_round(amount):
return Decimal(amount).quantize(Decimal('0.00000001'), rounding=ROUND_DOWN)
def create_confirmed_utxos(fee, node, count):
node.generate(int(0.5*count)+101)
utxos = node.listunspent()
iterations = count - len(utxos)
addr1 = node.getnewaddress()
addr2 = node.getnewaddress()
if iterations <= 0:
return utxos
for i in xrange(iterations):
t = utxos.pop()
inputs = []
inputs.append({ "txid" : t["txid"], "vout" : t["vout"]})
outputs = {}
send_value = t['amount'] - fee
outputs[addr1] = satoshi_round(send_value/2)
outputs[addr2] = satoshi_round(send_value/2)
raw_tx = node.createrawtransaction(inputs, outputs)
signed_tx = node.signrawtransaction(raw_tx)["hex"]
txid = node.sendrawtransaction(signed_tx)
while (node.getmempoolinfo()['size'] > 0):
node.generate(1)
utxos = node.listunspent()
assert(len(utxos) >= count)
return utxos
def create_lots_of_big_transactions(node, txouts, utxos, fee):
addr = node.getnewaddress()
txids = []
for i in xrange(len(utxos)):
t = utxos.pop()
inputs = []
inputs.append({ "txid" : t["txid"], "vout" : t["vout"]})
outputs = {}
send_value = t['amount'] - fee
outputs[addr] = satoshi_round(send_value)
rawtx = node.createrawtransaction(inputs, outputs)
newtx = rawtx[0:92]
newtx = newtx + txouts
newtx = newtx + rawtx[94:]
signresult = node.signrawtransaction(newtx, None, None, "NONE")
txid = node.sendrawtransaction(signresult["hex"], True)
txids.append(txid)
return txids