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77 lines
3.2 KiB
Python
Executable File
77 lines
3.2 KiB
Python
Executable File
#!/usr/bin/env python3
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# Copyright (c) 2020-2022 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 orphaned block rewards in the wallet."""
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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 OrphanedBlockRewardTest(BitcoinTestFramework):
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def add_options(self, parser):
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self.add_wallet_options(parser)
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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 = 2
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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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# Generate some blocks and obtain some coins on node 0. We send
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# some balance to node 1, which will hold it as a single coin.
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self.generate(self.nodes[0], 150)
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self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 10)
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self.generate(self.nodes[0], 1)
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# Get a block reward with node 1 and remember the block so we can orphan
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# it later.
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self.sync_blocks()
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blk = self.generate(self.nodes[1], 1)[0]
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# Let the block reward mature and send coins including both
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# the existing balance and the block reward.
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self.generate(self.nodes[0], 150)
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assert_equal(self.nodes[1].getbalance(), 10 + 25)
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pre_reorg_conf_bals = self.nodes[1].getbalances()
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txid = self.nodes[1].sendtoaddress(self.nodes[0].getnewaddress(), 30)
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orig_chain_tip = self.nodes[0].getbestblockhash()
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self.sync_mempools()
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# Orphan the block reward and make sure that the original coins
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# from the wallet can still be spent.
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self.nodes[0].invalidateblock(blk)
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blocks = self.generate(self.nodes[0], 152)
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conflict_block = blocks[0]
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# We expect the descendants of orphaned rewards to no longer be considered
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assert_equal(self.nodes[1].getbalances()["mine"], {
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"trusted": 10,
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"untrusted_pending": 0,
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"immature": 0,
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})
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# And the unconfirmed tx to be abandoned
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assert_equal(self.nodes[1].gettransaction(txid)["details"][0]["abandoned"], True)
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# The abandoning should persist through reloading
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self.nodes[1].unloadwallet(self.default_wallet_name)
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self.nodes[1].loadwallet(self.default_wallet_name)
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assert_equal(self.nodes[1].gettransaction(txid)["details"][0]["abandoned"], True)
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# If the orphaned reward is reorged back into the main chain, any unconfirmed
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# descendant txs at the time of the original reorg remain abandoned.
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self.nodes[0].invalidateblock(conflict_block)
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self.nodes[0].reconsiderblock(blk)
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assert_equal(self.nodes[0].getbestblockhash(), orig_chain_tip)
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self.generate(self.nodes[0], 3)
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balances = self.nodes[1].getbalances()
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del balances["lastprocessedblock"]
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del pre_reorg_conf_bals["lastprocessedblock"]
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assert_equal(balances, pre_reorg_conf_bals)
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assert_equal(self.nodes[1].gettransaction(txid)["details"][0]["abandoned"], True)
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if __name__ == '__main__':
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OrphanedBlockRewardTest().main()
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