83 lines
2.9 KiB
Python
83 lines
2.9 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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"""Hard dust limit QA test.
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# Tests nodes with differing -dustlimits
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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 HardDustLimitTest(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 = 3
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def setup_network(self, split=False):
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self.nodes = []
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self.nodes.append(start_node(0, self.options.tmpdir, ["-dustlimit=0.1", "-debug"]))
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self.nodes.append(start_node(1, self.options.tmpdir, ["-dustlimit=1", "-debug"]))
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self.nodes.append(start_node(2, self.options.tmpdir, ["-dustlimit=0.01", "-debug"]))
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connect_nodes_bi(self.nodes,0,1)
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connect_nodes_bi(self.nodes,1,2)
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connect_nodes_bi(self.nodes,0,2)
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self.is_network_split=False
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self.sync_all()
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def run_test(self):
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self.fee = Decimal("0.001")
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self.seed = 1000
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self.coinselector = {'minimumAmount': self.fee * 10, 'maximumAmount': self.seed}
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# set up addresses
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n0a1 = self.nodes[0].getnewaddress()
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n0a2 = self.nodes[0].getnewaddress()
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n0a3 = self.nodes[0].getnewaddress()
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n1a1 = self.nodes[1].getnewaddress()
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n2a1 = self.nodes[2].getnewaddress()
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n2a2 = self.nodes[2].getnewaddress()
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n2a3 = self.nodes[2].getnewaddress()
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n2a4 = self.nodes[2].getnewaddress()
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# mine some blocks and prepare some coins
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self.nodes[2].generate(1)
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self.sync_all()
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self.nodes[0].generate(101)
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self.sync_all()
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self.nodes[0].sendtoaddress(n0a1, self.seed)
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self.nodes[0].sendtoaddress(n2a1, self.seed)
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self.sync_all()
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self.nodes[0].generate(1)
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self.sync_all()
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# create dusty transactions
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self.send_dusty_tx(self.nodes[2], n2a2, n0a2, Decimal("0.9"))
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self.send_dusty_tx(self.nodes[2], n2a3, n0a3, Decimal("0.09"))
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self.send_dusty_tx(self.nodes[0], n2a4, n1a1, Decimal("1"))
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# wait 10 seconds to sync mempools
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time.sleep(10)
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assert_equal(self.nodes[2].getmempoolinfo()['size'], 3)
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assert_equal(self.nodes[1].getmempoolinfo()['size'], 1)
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assert_equal(self.nodes[0].getmempoolinfo()['size'], 2)
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def send_dusty_tx(self, n, addr1, addr2, dust):
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avail = n.listunspent(0, 1000, [], True, self.coinselector)
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inputs = [ {'txid': avail[0]['txid'], 'vout': avail[0]['vout']}]
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outputs = { addr1 : avail[0]['amount'] - self.fee - dust , addr2: dust }
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rawtx = n.createrawtransaction(inputs, outputs)
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rawtx = n.signrawtransaction(rawtx)
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n.sendrawtransaction(rawtx['hex'])
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if __name__ == '__main__':
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HardDustLimitTest().main()
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