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54 lines
2.4 KiB
54 lines
2.4 KiB
#!/usr/bin/env python3 |
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# Copyright (c) 2014-2017 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 set_test_params(self): |
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self.setup_clean_chain = True |
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self.num_nodes = 1 |
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self.extra_args = [["-maxmempool=5", "-spendzeroconfchange=0"]] |
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def run_test(self): |
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txouts = gen_return_txouts() |
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relayfee = self.nodes[0].getnetworkinfo()['relayfee'] |
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self.log.info('Check that mempoolminfee is minrelytxfee') |
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assert_equal(self.nodes[0].getmempoolinfo()['minrelaytxfee'], Decimal('0.00001000')) |
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assert_equal(self.nodes[0].getmempoolinfo()['mempoolminfee'], Decimal('0.00001000')) |
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txids = [] |
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utxos = create_confirmed_utxos(relayfee, self.nodes[0], 91) |
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self.log.info('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(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 (3): |
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txids.append([]) |
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txids[i] = create_lots_of_big_transactions(self.nodes[0], txouts, utxos[30*i:30*i+30], 30, (i+1)*base_fee) |
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self.log.info('The tx should be evicted by now') |
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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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self.log.info('Check that mempoolminfee is larger than minrelytxfee') |
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assert_equal(self.nodes[0].getmempoolinfo()['minrelaytxfee'], Decimal('0.00001000')) |
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assert_greater_than(self.nodes[0].getmempoolinfo()['mempoolminfee'], Decimal('0.00001000')) |
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if __name__ == '__main__': |
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MempoolLimitTest().main()
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