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2370fc5701
Test that the interaction between the wallet parameters -paytxfee and -mintxfee function as intended. This has to be done using rpc tests rather than unit tests because it tests the actual parameters passed to the executables.
83 lines
3.0 KiB
Python
83 lines
3.0 KiB
Python
#!/usr/bin/env python3
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# Copyright (c) 2021 The Dogecoin 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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"""PayTxFee QA test.
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# Tests wallet behavior of -paytxfee in relation to -mintxfee
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"""
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from test_framework.test_framework import BitcoinTestFramework
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from test_framework.util import *
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from decimal import Decimal
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class PayTxFeeTest(BitcoinTestFramework):
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def __init__(self):
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super().__init__()
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self.setup_clean_chain = True
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self.num_nodes = 4
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def setup_nodes(self, split=False):
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nodes = []
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# node 0 has txindex to track txs
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nodes.append(start_node(0, self.options.tmpdir,
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["-debug", '-txindex']))
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# node 1 pays 0.1 DOGE on all txs due to implicit mintxfee = paytxfee
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nodes.append(start_node(1, self.options.tmpdir,
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["-paytxfee=0.1", "-debug"]))
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# node 2 will always pay 1 DOGE on all txs because of explicit mintxfee
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nodes.append(start_node(2, self.options.tmpdir,
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["-mintxfee=1", "-paytxfee=0.1", "-debug"]))
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# node 3 will always pay 0.1 DOGE on all txs despite explicit mintxfee of 0.01
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nodes.append(start_node(3, self.options.tmpdir,
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["-mintxfee=0.01", "-paytxfee=0.1", "-debug"]))
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return nodes
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def run_test(self):
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seed = 1000 # the amount to seed wallets with
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amount = 995 # the amount to send back
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targetAddress = self.nodes[0].getnewaddress()
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# mine some blocks and prepare some coins
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self.nodes[0].generate(102)
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self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), seed)
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self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), seed)
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self.nodes[0].sendtoaddress(self.nodes[3].getnewaddress(), seed)
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self.nodes[0].generate(1)
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self.sync_all()
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# create transactions
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txid1 = self.nodes[1].sendtoaddress(targetAddress, amount)
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txid2 = self.nodes[2].sendtoaddress(targetAddress, amount)
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txid3 = self.nodes[3].sendtoaddress(targetAddress, amount)
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self.sync_all()
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# make sure correct fees were paid
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tx1 = self.nodes[0].getrawtransaction(txid1, True)
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tx2 = self.nodes[0].getrawtransaction(txid2, True)
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tx3 = self.nodes[0].getrawtransaction(txid3, True)
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assert_equal(tx1['vout'][0]['value'] + tx1['vout'][1]['value'], Decimal("999.9"))
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assert_equal(tx2['vout'][0]['value'] + tx2['vout'][1]['value'], Decimal("999"))
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assert_equal(tx3['vout'][0]['value'] + tx3['vout'][1]['value'], Decimal("999.9"))
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# mine a block
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self.nodes[0].generate(1);
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self.sync_all()
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# make sure all fees were mined
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block = self.nodes[0].getblock(self.nodes[0].getbestblockhash())
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coinbaseTx = self.nodes[0].getrawtransaction(block['tx'][0], True)
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assert_equal(coinbaseTx['vout'][0]['value'], Decimal("500001.2"))
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if __name__ == '__main__':
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PayTxFeeTest().main()
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