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42 lines
1.5 KiB
Python
Executable file
42 lines
1.5 KiB
Python
Executable file
#!/usr/bin/env python3
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# Copyright (c) 2023 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 fastprune mode."""
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from test_framework.test_framework import BitcoinTestFramework
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from test_framework.util import (
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assert_equal
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)
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from test_framework.blocktools import (
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create_block,
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create_coinbase,
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add_witness_commitment
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)
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from test_framework.wallet import MiniWallet
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class FeatureFastpruneTest(BitcoinTestFramework):
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def set_test_params(self):
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self.num_nodes = 1
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self.extra_args = [["-fastprune"]]
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def run_test(self):
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self.log.info("ensure that large blocks don't crash or freeze in -fastprune")
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wallet = MiniWallet(self.nodes[0])
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tx = wallet.create_self_transfer()['tx']
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annex = [0x50]
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for _ in range(0x10000):
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annex.append(0xff)
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tx.wit.vtxinwit[0].scriptWitness.stack.append(bytes(annex))
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tip = int(self.nodes[0].getbestblockhash(), 16)
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time = self.nodes[0].getblock(self.nodes[0].getbestblockhash())['time'] + 1
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height = self.nodes[0].getblockcount() + 1
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block = create_block(hashprev=tip, ntime=time, txlist=[tx], coinbase=create_coinbase(height=height))
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add_witness_commitment(block)
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block.solve()
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self.nodes[0].submitblock(block.serialize().hex())
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assert_equal(int(self.nodes[0].getbestblockhash(), 16), block.sha256)
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if __name__ == '__main__':
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FeatureFastpruneTest().main()
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