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81 lines
2.8 KiB
81 lines
2.8 KiB
#!/usr/bin/env python3
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# Copyright (c) 2021 The Litecoin 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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"""MWEB block weight test"""
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from decimal import Decimal
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from test_framework.test_framework import BitcoinTestFramework
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from test_framework.util import assert_equal
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class MWEBWeightTest(BitcoinTestFramework):
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def set_test_params(self):
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self.setup_clean_chain = True
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self.rpc_timeout = 120
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self.num_nodes = 3
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self.extra_args = [["-spendzeroconfchange=0"]] * self.num_nodes
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def skip_test_if_missing_module(self):
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self.skip_if_no_wallet()
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def run_test(self):
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self.log.info("Create some blocks")
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self.nodes[0].generate(101)
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self.log.info("Pegin some coins - activate MWEB")
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addr = self.nodes[0].getnewaddress(address_type='mweb')
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self.nodes[0].sendtoaddress(addr, 1)
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self.sync_all()
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self.nodes[1].generate(700)
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self.sync_all()
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# Workaround for syncing issue
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self.nodes[2].generate(1)
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self.sync_all()
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self.nodes[2].generate(700)
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self.sync_all()
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# Max number of MWEB transactions in a block (21000/39)
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tx_limit = 538
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self.log.info("Create transactions up to the max block weight")
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addr = self.nodes[0].getnewaddress(address_type='mweb')
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for x in range(0, tx_limit):
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self.nodes[1].sendtoaddress(addr, 1)
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assert_equal(len(self.nodes[1].getrawmempool()), tx_limit)
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self.log.info("Create a block")
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self.nodes[1].generate(1)
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self.sync_all()
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self.log.info("Check mempool is empty")
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assert_equal(len(self.nodes[1].getrawmempool()), 0)
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self.log.info("Check UTXOs have matured")
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utxos = self.nodes[0].listunspent(addresses=[addr])
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assert_equal(len(utxos), tx_limit)
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assert all(x['amount'] == 1 and x['spendable'] for x in utxos)
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self.log.info("Create transactions exceeding the max block weight")
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addr = self.nodes[0].getnewaddress(address_type='mweb')
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for x in range(0, tx_limit + 1):
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self.nodes[2].sendtoaddress(addr, 0.01)
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assert_equal(len(self.nodes[2].getrawmempool()), tx_limit + 1)
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self.log.info("Create a block")
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self.nodes[2].generate(1)
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self.sync_all()
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self.log.info("Check mempool is not empty")
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assert_equal(len(self.nodes[2].getrawmempool()), 1)
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self.log.info("Check UTXOs have matured")
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utxos = self.nodes[0].listunspent(addresses=[addr])
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assert_equal(len(utxos), tx_limit)
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assert all(x['amount'] == Decimal('0.01') and x['spendable'] for x in utxos)
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if __name__ == '__main__':
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MWEBWeightTest().main()
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