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b0dec4a04a
-debug and -logtimemicros are now set by default. Individual test cases no longer need to set these parameters manually.
78 lines
3.1 KiB
Python
Executable File
78 lines
3.1 KiB
Python
Executable File
#!/usr/bin/env python3
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# Copyright (c) 2014-2016 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 *
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# Create one-input, one-output, no-fee transaction:
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class MempoolCoinbaseTest(BitcoinTestFramework):
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def __init__(self):
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super().__init__()
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self.num_nodes = 1
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self.setup_clean_chain = False
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def setup_network(self):
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# Just need one node for this test
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args = ["-checkmempool"]
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self.nodes = []
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self.nodes.append(start_node(0, self.options.tmpdir, args))
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self.is_network_split = False
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def run_test(self):
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node0_address = self.nodes[0].getnewaddress()
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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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b = [ self.nodes[0].getblockhash(n) for n in range(1, 4) ]
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coinbase_txids = [ self.nodes[0].getblock(h)['tx'][0] for h in b ]
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spends1_raw = [ create_tx(self.nodes[0], txid, node0_address, 49.99) for txid in coinbase_txids ]
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spends1_id = [ self.nodes[0].sendrawtransaction(tx) for tx in spends1_raw ]
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blocks = []
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blocks.extend(self.nodes[0].generate(1))
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spends2_raw = [ create_tx(self.nodes[0], txid, node0_address, 49.98) for txid in spends1_id ]
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spends2_id = [ self.nodes[0].sendrawtransaction(tx) for tx in spends2_raw ]
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blocks.extend(self.nodes[0].generate(1))
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# mempool should be empty, all txns confirmed
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assert_equal(set(self.nodes[0].getrawmempool()), set())
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for txid in spends1_id+spends2_id:
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tx = self.nodes[0].gettransaction(txid)
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assert(tx["confirmations"] > 0)
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# Use invalidateblock to re-org back; all transactions should
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# end up unconfirmed and back in the mempool
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for node in self.nodes:
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node.invalidateblock(blocks[0])
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# mempool should be empty, all txns confirmed
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assert_equal(set(self.nodes[0].getrawmempool()), set(spends1_id+spends2_id))
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for txid in spends1_id+spends2_id:
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tx = self.nodes[0].gettransaction(txid)
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assert(tx["confirmations"] == 0)
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# Generate another block, they should all get mined
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self.nodes[0].generate(1)
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# mempool should be empty, all txns confirmed
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assert_equal(set(self.nodes[0].getrawmempool()), set())
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for txid in spends1_id+spends2_id:
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tx = self.nodes[0].gettransaction(txid)
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assert(tx["confirmations"] > 0)
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if __name__ == '__main__':
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MempoolCoinbaseTest().main()
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