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4a3e3af6e7
fa0074e2d82928016a43ca408717154a1c70a4db scripted-diff: Bump copyright headers (MarcoFalke)
Pull request description:
Needs to be done because no one has removed the years yet
ACKs for top commit:
practicalswift:
ACK fa0074e2d82928016a43ca408717154a1c70a4db
Tree-SHA512: 210e92acd7d400b556cf8259c3ec9967797420cfd19f0c2a4fa54cb2b3d32ad9ae27e771269201e7d554c0f4cd73a8b1c1a42c9f65d8685ca4d52e5134b071a3
64 lines
2.4 KiB
Python
Executable File
64 lines
2.4 KiB
Python
Executable File
#!/usr/bin/env python3
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# Copyright (c) 2014-2020 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 resurrection of mined transactions when the blockchain is re-organized."""
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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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from test_framework.wallet import MiniWallet
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class MempoolCoinbaseTest(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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node = self.nodes[0]
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wallet = MiniWallet(node)
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# Add enough mature utxos to the wallet so that all txs spend confirmed coins
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wallet.generate(3)
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node.generate(100)
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# Spend block 1/2/3's coinbase transactions
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# Mine a block
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# Create three more transactions, spending the spends
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# Mine another block
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# ... make sure all the transactions are confirmed
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# Invalidate both blocks
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# ... make sure all the transactions are put back in the mempool
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# Mine a new block
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# ... make sure all the transactions are confirmed again
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blocks = []
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spends1_ids = [wallet.send_self_transfer(from_node=node)['txid'] for _ in range(3)]
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blocks.extend(node.generate(1))
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spends2_ids = [wallet.send_self_transfer(from_node=node)['txid'] for _ in range(3)]
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blocks.extend(node.generate(1))
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spends_ids = set(spends1_ids + spends2_ids)
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# mempool should be empty, all txns confirmed
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assert_equal(set(node.getrawmempool()), set())
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confirmed_txns = set(node.getblock(blocks[0])['tx'] + node.getblock(blocks[1])['tx'])
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# Checks that all spend txns are contained in the mined blocks
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assert spends_ids < confirmed_txns
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# Use invalidateblock to re-org back
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node.invalidateblock(blocks[0])
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# All txns should be back in mempool with 0 confirmations
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assert_equal(set(node.getrawmempool()), spends_ids)
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# Generate another block, they should all get mined
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blocks = node.generate(1)
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# mempool should be empty, all txns confirmed
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assert_equal(set(node.getrawmempool()), set())
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confirmed_txns = set(node.getblock(blocks[0])['tx'])
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assert spends_ids < confirmed_txns
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if __name__ == '__main__':
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MempoolCoinbaseTest().main()
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