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55 lines
2.2 KiB
Python
Executable File
55 lines
2.2 KiB
Python
Executable File
#!/usr/bin/env python3
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# Copyright (c) 2014-2016 The Bitcoin Core developers
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# Distributed under the MIT software license, see the accompanying
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# file COPYING or http://www.opensource.org/licenses/mit-license.php.
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# Test mempool limiting together/eviction with the wallet
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from test_framework.test_framework import BitcoinTestFramework
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from test_framework.util import *
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class MempoolLimitTest(BitcoinTestFramework):
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def __init__(self):
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self.txouts = gen_return_txouts()
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def setup_network(self):
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self.nodes = []
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self.nodes.append(start_node(0, self.options.tmpdir, ["-maxmempool=5", "-spendzeroconfchange=0", "-debug"]))
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self.is_network_split = False
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self.sync_all()
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self.relayfee = self.nodes[0].getnetworkinfo()['relayfee']
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def setup_chain(self):
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print("Initializing test directory "+self.options.tmpdir)
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initialize_chain_clean(self.options.tmpdir, 2)
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def run_test(self):
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txids = []
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utxos = create_confirmed_utxos(self.relayfee, self.nodes[0], 490)
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#create a mempool tx that will be evicted
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us0 = utxos.pop()
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inputs = [{ "txid" : us0["txid"], "vout" : us0["vout"]}]
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outputs = {self.nodes[0].getnewaddress() : 0.0001}
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tx = self.nodes[0].createrawtransaction(inputs, outputs)
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self.nodes[0].settxfee(self.relayfee) # specifically fund this tx with low fee
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txF = self.nodes[0].fundrawtransaction(tx)
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self.nodes[0].settxfee(0) # return to automatic fee selection
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txFS = self.nodes[0].signrawtransaction(txF['hex'])
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txid = self.nodes[0].sendrawtransaction(txFS['hex'])
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relayfee = self.nodes[0].getnetworkinfo()['relayfee']
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base_fee = relayfee*100
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for i in range (4):
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txids.append([])
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txids[i] = create_lots_of_big_transactions(self.nodes[0], self.txouts, utxos[30*i:30*i+30], (i+1)*base_fee)
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# by now, the tx should be evicted, check confirmation state
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assert(txid not in self.nodes[0].getrawmempool())
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txdata = self.nodes[0].gettransaction(txid)
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assert(txdata['confirmations'] == 0) #confirmation should still be 0
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if __name__ == '__main__':
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MempoolLimitTest().main()
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