bitcoin/test/functional/rpc_invalidateblock.py
Prayank 4b16c61461 scripted-diff: test: Replace uses of (dis)?connect_nodes global
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 # max-depth=0 excludes test/functional/test_framework/...
 FILES=$(git grep -l --max-depth 0 "connect_nodes" test/functional)

 # Replace (dis)?connect_nodes(self.nodes[a], b) with self.(dis)?connect_nodes(a, b)
 sed -i 's/\b\(dis\)\?connect_nodes(self\.nodes\[\(.*\)\]/self.\1connect_nodes(\2/g' $FILES

 # Remove imports in the middle of a line
 sed -i 's/\(dis\)\?connect_nodes, //g' $FILES
 sed -i 's/, \(dis\)\?connect_nodes//g' $FILES

 # Remove imports on a line by themselves
 sed -i '/^\s*\(dis\)\?connect_nodes,\?$/d' $FILES
 sed -i '/^from test_framework\.util import connect_nodes$/d' $FILES

-END VERIFY SCRIPT-

Co-authored-by: Elliott Jin <elliott.jin@gmail.com>
2020-10-20 00:42:00 -07:00

89 lines
4.1 KiB
Python
Executable File

#!/usr/bin/env python3
# Copyright (c) 2014-2019 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 the invalidateblock RPC."""
from test_framework.test_framework import BitcoinTestFramework
from test_framework.address import ADDRESS_BCRT1_UNSPENDABLE_DESCRIPTOR
from test_framework.util import (
assert_equal,
)
class InvalidateTest(BitcoinTestFramework):
def set_test_params(self):
self.setup_clean_chain = True
self.num_nodes = 3
def setup_network(self):
self.setup_nodes()
def run_test(self):
self.log.info("Make sure we repopulate setBlockIndexCandidates after InvalidateBlock:")
self.log.info("Mine 4 blocks on Node 0")
self.nodes[0].generatetoaddress(4, self.nodes[0].get_deterministic_priv_key().address)
assert_equal(self.nodes[0].getblockcount(), 4)
besthash_n0 = self.nodes[0].getbestblockhash()
self.log.info("Mine competing 6 blocks on Node 1")
self.nodes[1].generatetoaddress(6, self.nodes[1].get_deterministic_priv_key().address)
assert_equal(self.nodes[1].getblockcount(), 6)
self.log.info("Connect nodes to force a reorg")
self.connect_nodes(0, 1)
self.sync_blocks(self.nodes[0:2])
assert_equal(self.nodes[0].getblockcount(), 6)
badhash = self.nodes[1].getblockhash(2)
self.log.info("Invalidate block 2 on node 0 and verify we reorg to node 0's original chain")
self.nodes[0].invalidateblock(badhash)
assert_equal(self.nodes[0].getblockcount(), 4)
assert_equal(self.nodes[0].getbestblockhash(), besthash_n0)
self.log.info("Make sure we won't reorg to a lower work chain:")
self.connect_nodes(1, 2)
self.log.info("Sync node 2 to node 1 so both have 6 blocks")
self.sync_blocks(self.nodes[1:3])
assert_equal(self.nodes[2].getblockcount(), 6)
self.log.info("Invalidate block 5 on node 1 so its tip is now at 4")
self.nodes[1].invalidateblock(self.nodes[1].getblockhash(5))
assert_equal(self.nodes[1].getblockcount(), 4)
self.log.info("Invalidate block 3 on node 2, so its tip is now 2")
self.nodes[2].invalidateblock(self.nodes[2].getblockhash(3))
assert_equal(self.nodes[2].getblockcount(), 2)
self.log.info("..and then mine a block")
self.nodes[2].generatetoaddress(1, self.nodes[2].get_deterministic_priv_key().address)
self.log.info("Verify all nodes are at the right height")
self.wait_until(lambda: self.nodes[2].getblockcount() == 3, timeout=5)
self.wait_until(lambda: self.nodes[0].getblockcount() == 4, timeout=5)
self.wait_until(lambda: self.nodes[1].getblockcount() == 4, timeout=5)
self.log.info("Verify that we reconsider all ancestors as well")
blocks = self.nodes[1].generatetodescriptor(10, ADDRESS_BCRT1_UNSPENDABLE_DESCRIPTOR)
assert_equal(self.nodes[1].getbestblockhash(), blocks[-1])
# Invalidate the two blocks at the tip
self.nodes[1].invalidateblock(blocks[-1])
self.nodes[1].invalidateblock(blocks[-2])
assert_equal(self.nodes[1].getbestblockhash(), blocks[-3])
# Reconsider only the previous tip
self.nodes[1].reconsiderblock(blocks[-1])
# Should be back at the tip by now
assert_equal(self.nodes[1].getbestblockhash(), blocks[-1])
self.log.info("Verify that we reconsider all descendants")
blocks = self.nodes[1].generatetodescriptor(10, ADDRESS_BCRT1_UNSPENDABLE_DESCRIPTOR)
assert_equal(self.nodes[1].getbestblockhash(), blocks[-1])
# Invalidate the two blocks at the tip
self.nodes[1].invalidateblock(blocks[-2])
self.nodes[1].invalidateblock(blocks[-4])
assert_equal(self.nodes[1].getbestblockhash(), blocks[-5])
# Reconsider only the previous tip
self.nodes[1].reconsiderblock(blocks[-4])
# Should be back at the tip by now
assert_equal(self.nodes[1].getbestblockhash(), blocks[-1])
if __name__ == '__main__':
InvalidateTest().main()