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Diffstat (limited to 'qa/rpc-tests/mempool_reorg.py')
-rwxr-xr-x | qa/rpc-tests/mempool_reorg.py | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/qa/rpc-tests/mempool_reorg.py b/qa/rpc-tests/mempool_reorg.py deleted file mode 100755 index 812b54ffcb..0000000000 --- a/qa/rpc-tests/mempool_reorg.py +++ /dev/null @@ -1,107 +0,0 @@ -#!/usr/bin/env python3 -# Copyright (c) 2014-2016 The Bitcoin Core developers -# Distributed under the MIT software license, see the accompanying -# file COPYING or http://www.opensource.org/licenses/mit-license.php. -"""Test mempool re-org scenarios. - -Test re-org scenarios with a mempool that contains transactions -that spend (directly or indirectly) coinbase transactions. -""" - -from test_framework.test_framework import BitcoinTestFramework -from test_framework.util import * - -# Create one-input, one-output, no-fee transaction: -class MempoolCoinbaseTest(BitcoinTestFramework): - def __init__(self): - super().__init__() - self.num_nodes = 2 - self.setup_clean_chain = False - - alert_filename = None # Set by setup_network - - def setup_network(self): - args = ["-checkmempool"] - self.nodes = [] - self.nodes.append(start_node(0, self.options.tmpdir, args)) - self.nodes.append(start_node(1, self.options.tmpdir, args)) - connect_nodes(self.nodes[1], 0) - self.is_network_split = False - self.sync_all() - - def run_test(self): - # Start with a 200 block chain - assert_equal(self.nodes[0].getblockcount(), 200) - - # Mine four blocks. After this, nodes[0] blocks - # 101, 102, and 103 are spend-able. - new_blocks = self.nodes[1].generate(4) - self.sync_all() - - node0_address = self.nodes[0].getnewaddress() - node1_address = self.nodes[1].getnewaddress() - - # Three scenarios for re-orging coinbase spends in the memory pool: - # 1. Direct coinbase spend : spend_101 - # 2. Indirect (coinbase spend in chain, child in mempool) : spend_102 and spend_102_1 - # 3. Indirect (coinbase and child both in chain) : spend_103 and spend_103_1 - # Use invalidatblock to make all of the above coinbase spends invalid (immature coinbase), - # and make sure the mempool code behaves correctly. - b = [ self.nodes[0].getblockhash(n) for n in range(101, 105) ] - coinbase_txids = [ self.nodes[0].getblock(h)['tx'][0] for h in b ] - spend_101_raw = create_tx(self.nodes[0], coinbase_txids[1], node1_address, 49.99) - spend_102_raw = create_tx(self.nodes[0], coinbase_txids[2], node0_address, 49.99) - spend_103_raw = create_tx(self.nodes[0], coinbase_txids[3], node0_address, 49.99) - - # Create a transaction which is time-locked to two blocks in the future - timelock_tx = self.nodes[0].createrawtransaction([{"txid": coinbase_txids[0], "vout": 0}], {node0_address: 49.99}) - # Set the time lock - timelock_tx = timelock_tx.replace("ffffffff", "11111191", 1) - timelock_tx = timelock_tx[:-8] + hex(self.nodes[0].getblockcount() + 2)[2:] + "000000" - timelock_tx = self.nodes[0].signrawtransaction(timelock_tx)["hex"] - # This will raise an exception because the timelock transaction is too immature to spend - assert_raises_jsonrpc(-26, "non-final", self.nodes[0].sendrawtransaction, timelock_tx) - - # Broadcast and mine spend_102 and 103: - spend_102_id = self.nodes[0].sendrawtransaction(spend_102_raw) - spend_103_id = self.nodes[0].sendrawtransaction(spend_103_raw) - self.nodes[0].generate(1) - # Time-locked transaction is still too immature to spend - assert_raises_jsonrpc(-26,'non-final', self.nodes[0].sendrawtransaction, timelock_tx) - - # Create 102_1 and 103_1: - spend_102_1_raw = create_tx(self.nodes[0], spend_102_id, node1_address, 49.98) - spend_103_1_raw = create_tx(self.nodes[0], spend_103_id, node1_address, 49.98) - - # Broadcast and mine 103_1: - spend_103_1_id = self.nodes[0].sendrawtransaction(spend_103_1_raw) - last_block = self.nodes[0].generate(1) - # Time-locked transaction can now be spent - timelock_tx_id = self.nodes[0].sendrawtransaction(timelock_tx) - - # ... now put spend_101 and spend_102_1 in memory pools: - spend_101_id = self.nodes[0].sendrawtransaction(spend_101_raw) - spend_102_1_id = self.nodes[0].sendrawtransaction(spend_102_1_raw) - - self.sync_all() - - assert_equal(set(self.nodes[0].getrawmempool()), {spend_101_id, spend_102_1_id, timelock_tx_id}) - - for node in self.nodes: - node.invalidateblock(last_block[0]) - # Time-locked transaction is now too immature and has been removed from the mempool - # spend_103_1 has been re-orged out of the chain and is back in the mempool - assert_equal(set(self.nodes[0].getrawmempool()), {spend_101_id, spend_102_1_id, spend_103_1_id}) - - # Use invalidateblock to re-org back and make all those coinbase spends - # immature/invalid: - for node in self.nodes: - node.invalidateblock(new_blocks[0]) - - self.sync_all() - - # mempool should be empty. - assert_equal(set(self.nodes[0].getrawmempool()), set()) - -if __name__ == '__main__': - MempoolCoinbaseTest().main() |