mirror of
https://github.com/bitcoin/bitcoin.git
synced 2024-11-19 09:53:47 +01:00
a0473442d1
-BEGIN VERIFY SCRIPT- sed -i -e 's/\s*().main\s*()/(__file__).main()/' $(git ls-files test/functional/*.py) sed -i -e 's/def __init__(self)/def __init__(self, test_file)/' test/functional/test_framework/test_framework.py -END VERIFY SCRIPT-
58 lines
2.1 KiB
Python
Executable File
58 lines
2.1 KiB
Python
Executable File
#!/usr/bin/env python3
|
|
# Copyright (c) 2017-2021 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 a pre-segwit node upgrading to segwit consensus"""
|
|
|
|
from test_framework.test_framework import BitcoinTestFramework
|
|
from test_framework.util import (
|
|
assert_equal,
|
|
softfork_active,
|
|
)
|
|
import os
|
|
|
|
|
|
class SegwitUpgradeTest(BitcoinTestFramework):
|
|
def set_test_params(self):
|
|
self.setup_clean_chain = True
|
|
self.num_nodes = 1
|
|
self.extra_args = [["-testactivationheight=segwit@10"]]
|
|
|
|
def run_test(self):
|
|
"""A pre-segwit node with insufficiently validated blocks needs to redownload blocks"""
|
|
|
|
self.log.info("Testing upgrade behaviour for pre-segwit node to segwit rules")
|
|
node = self.nodes[0]
|
|
|
|
# Node hasn't been used or connected yet
|
|
assert_equal(node.getblockcount(), 0)
|
|
|
|
assert not softfork_active(node, "segwit")
|
|
|
|
# Generate 8 blocks without witness data
|
|
self.generate(node, 8)
|
|
assert_equal(node.getblockcount(), 8)
|
|
|
|
self.stop_node(0)
|
|
# Restarting the node (with segwit activation height set to 5) should result in a shutdown
|
|
# because the blockchain consists of 3 insufficiently validated blocks per segwit consensus rules.
|
|
node.assert_start_raises_init_error(
|
|
extra_args=["-testactivationheight=segwit@5"],
|
|
expected_msg=": Witness data for blocks after height 5 requires "
|
|
f"validation. Please restart with -reindex..{os.linesep}"
|
|
"Please restart with -reindex or -reindex-chainstate to recover.",
|
|
)
|
|
|
|
# As directed, the user restarts the node with -reindex
|
|
self.start_node(0, extra_args=["-reindex", "-testactivationheight=segwit@5"])
|
|
|
|
# With the segwit consensus rules, the node is able to validate only up to block 4
|
|
assert_equal(node.getblockcount(), 4)
|
|
|
|
# The upgraded node should now have segwit activated
|
|
assert softfork_active(node, "segwit")
|
|
|
|
|
|
if __name__ == '__main__':
|
|
SegwitUpgradeTest(__file__).main()
|