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* scripted-diff: Rename sync_blocks to send_blocks to avoid name collisions and confusion -BEGIN VERIFY SCRIPT- FILE_LIST=$(git grep -l 'def sync_blocks' ./test/functional/*.py) sed -i -e 's/def sync_blocks/def send_blocks/g' $FILE_LIST sed -i -e 's/self.sync_blocks/self.send_blocks/g' $FILE_LIST -END VERIFY SCRIPT- * test: Pass at most one node group to sync_all * test: Add BitcoinTestFramework::sync_* methods * Move bumping of mocktime into BitcoinTestFramework.sync_mempool Instead of doing it in every place it's needed * scripted-diff: use self.sync_* methods -BEGIN VERIFY SCRIPT- sed -i -e 's/sync_blocks(self.nodes)/self.sync_blocks()/g' $(git grep -l 'sync_blocks(self.nodes)' ./test/functional/*.py) sed -i -e 's/sync_mempools(self.nodes)/self.sync_mempools()/g' $(git grep -l 'sync_mempools(self.nodes)' ./test/functional/*.py) sed -i -e 's/ sync_blocks(/ self.sync_blocks(/g' $(git grep -l sync_blocks ./test/functional/*.py) sed -i -e 's/ sync_mempools(/ self.sync_mempools(/g' $(git grep -l sync_mempools ./test/functional/*.py) -END VERIFY SCRIPT- * Pass nodes into bump_mocktime Co-authored-by: MarcoFalke <falke.marco@gmail.com>
115 lines
5.0 KiB
Python
Executable File
115 lines
5.0 KiB
Python
Executable File
#!/usr/bin/env python3
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# Copyright (c) 2015 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 the preciousblock RPC."""
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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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connect_nodes_bi,
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sync_chain,
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sync_blocks,
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)
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def unidirectional_node_sync_via_rpc(node_src, node_dest):
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blocks_to_copy = []
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blockhash = node_src.getbestblockhash()
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while True:
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try:
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assert(len(node_dest.getblock(blockhash, False)) > 0)
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break
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except:
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blocks_to_copy.append(blockhash)
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blockhash = node_src.getblockheader(blockhash, True)['previousblockhash']
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blocks_to_copy.reverse()
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for blockhash in blocks_to_copy:
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blockdata = node_src.getblock(blockhash, False)
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assert(node_dest.submitblock(blockdata) in (None, 'inconclusive'))
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def node_sync_via_rpc(nodes):
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for node_src in nodes:
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for node_dest in nodes:
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if node_src is node_dest:
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continue
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unidirectional_node_sync_via_rpc(node_src, node_dest)
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class PreciousTest(BitcoinTestFramework):
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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 = 3
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def setup_network(self):
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self.setup_nodes()
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def run_test(self):
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self.log.info("Ensure submitblock can in principle reorg to a competing chain")
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self.nodes[0].generate(1)
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assert_equal(self.nodes[0].getblockcount(), 1)
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hashZ = self.nodes[1].generate(2)[-1]
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assert_equal(self.nodes[1].getblockcount(), 2)
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node_sync_via_rpc(self.nodes[0:3])
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assert_equal(self.nodes[0].getbestblockhash(), hashZ)
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self.log.info("Mine blocks A-B-C on Node 0")
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hashC = self.nodes[0].generate(3)[-1]
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assert_equal(self.nodes[0].getblockcount(), 5)
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self.log.info("Mine competing blocks E-F-G on Node 1")
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hashG = self.nodes[1].generate(3)[-1]
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assert_equal(self.nodes[1].getblockcount(), 5)
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assert(hashC != hashG)
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self.log.info("Connect nodes and check no reorg occurs")
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# Submit competing blocks via RPC so any reorg should occur before we proceed (no way to wait on inaction for p2p sync)
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node_sync_via_rpc(self.nodes[0:2])
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connect_nodes_bi(self.nodes,0,1)
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assert_equal(self.nodes[0].getbestblockhash(), hashC)
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assert_equal(self.nodes[1].getbestblockhash(), hashG)
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self.log.info("Make Node0 prefer block G")
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self.nodes[0].preciousblock(hashG)
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assert_equal(self.nodes[0].getbestblockhash(), hashG)
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self.log.info("Make Node0 prefer block C again")
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self.nodes[0].preciousblock(hashC)
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assert_equal(self.nodes[0].getbestblockhash(), hashC)
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self.log.info("Make Node1 prefer block C")
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self.nodes[1].preciousblock(hashC)
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sync_chain(self.nodes[0:2]) # wait because node 1 may not have downloaded hashC
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assert_equal(self.nodes[1].getbestblockhash(), hashC)
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self.log.info("Make Node1 prefer block G again")
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self.nodes[1].preciousblock(hashG)
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assert_equal(self.nodes[1].getbestblockhash(), hashG)
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self.log.info("Make Node0 prefer block G again")
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self.nodes[0].preciousblock(hashG)
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assert_equal(self.nodes[0].getbestblockhash(), hashG)
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self.log.info("Make Node1 prefer block C again")
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self.nodes[1].preciousblock(hashC)
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assert_equal(self.nodes[1].getbestblockhash(), hashC)
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self.log.info("Mine another block (E-F-G-)H on Node 0 and reorg Node 1")
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self.nodes[0].generate(1)
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assert_equal(self.nodes[0].getblockcount(), 6)
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self.sync_blocks(self.nodes[0:2])
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hashH = self.nodes[0].getbestblockhash()
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assert_equal(self.nodes[1].getbestblockhash(), hashH)
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self.log.info("Node1 should not be able to prefer block C anymore")
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self.nodes[1].preciousblock(hashC)
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assert_equal(self.nodes[1].getbestblockhash(), hashH)
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self.log.info("Mine competing blocks I-J-K-L on Node 2")
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self.nodes[2].generate(4)
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assert_equal(self.nodes[2].getblockcount(), 6)
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hashL = self.nodes[2].getbestblockhash()
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self.log.info("Connect nodes and check no reorg occurs")
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node_sync_via_rpc(self.nodes[1:3])
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connect_nodes_bi(self.nodes,1,2)
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connect_nodes_bi(self.nodes,0,2)
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assert_equal(self.nodes[0].getbestblockhash(), hashH)
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assert_equal(self.nodes[1].getbestblockhash(), hashH)
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assert_equal(self.nodes[2].getbestblockhash(), hashL)
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self.log.info("Make Node1 prefer block L")
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self.nodes[1].preciousblock(hashL)
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assert_equal(self.nodes[1].getbestblockhash(), hashL)
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self.log.info("Make Node2 prefer block H")
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self.nodes[2].preciousblock(hashH)
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assert_equal(self.nodes[2].getbestblockhash(), hashH)
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if __name__ == '__main__':
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PreciousTest().main()
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