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#!/usr/bin/env python3
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# Copyright (c) 2017-2018 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 wallet replace-by-fee capabilities in conjunction with the fallbackfee."""
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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 WalletRBFTest(BitcoinTestFramework):
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def set_test_params(self):
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self.num_nodes = 1
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self.setup_clean_chain = True
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def run_test(self):
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self.nodes[0].generate(101)
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# sending a transaction without fee estimations must be possible by default on regtest
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self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(), 1)
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# test sending a tx with disabled fallback fee (must fail)
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self.restart_node(0, extra_args=["-fallbackfee=0"])
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assert_raises_rpc_error(-4, "Fee estimation failed", lambda: self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(), 1))
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assert_raises_rpc_error(-4, "Fee estimation failed", lambda: self.nodes[0].fundrawtransaction(self.nodes[0].createrawtransaction([], {self.nodes[0].getnewaddress(): 1})))
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assert_raises_rpc_error(-6, "Fee estimation failed", lambda: self.nodes[0].sendmany("", {self.nodes[0].getnewaddress(): 1}))
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if __name__ == '__main__':
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WalletRBFTest().main()
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