bitcoin/test/functional/feature_uacomment.py
2025-03-05 03:27:08 +00:00

48 lines
2.0 KiB
Python
Executable File

#!/usr/bin/env python3
# Copyright (c) 2017-2019 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 -uacomment option."""
import re
from test_framework.test_framework import BitcoinTestFramework
from test_framework.test_node import ErrorMatch
from test_framework.util import assert_equal
class UacommentTest(BitcoinTestFramework):
def set_test_params(self):
self.num_nodes = 1
self.setup_clean_chain = True
def run_test(self):
self.log.info("test multiple -uacomment")
test_uacomment = self.nodes[0].getnetworkinfo()["subversion"]
assert "(testnode0)" in test_uacomment
self.restart_node(0, ["-uacomment=foo"])
foo_uacomment = self.nodes[0].getnetworkinfo()["subversion"]
assert "(testnode0; foo)" in foo_uacomment
self.log.info("test -uacomment max length")
self.stop_node(0)
expected = r"Error: Total length of network version string \([0-9]+\) exceeds maximum length \(256\). Reduce the number or size of uacomments."
self.nodes[0].assert_start_raises_init_error(["-uacomment=" + 'a' * 256], expected, match=ErrorMatch.FULL_REGEX)
self.log.info("test -uacomment unsafe characters")
for unsafe_char in ['/', ':', '(', ')', '', '🏃']:
expected = r"Error: User Agent comment \(" + re.escape(unsafe_char) + r"\) contains unsafe characters."
self.nodes[0].assert_start_raises_init_error(["-uacomment=" + unsafe_char], expected, match=ErrorMatch.FULL_REGEX)
self.log.info("test -uaappend")
self.restart_node(0, ["-uaappend=foo:0"])
assert_equal(self.nodes[0].getnetworkinfo()["subversion"][-7:], '/foo:0/')
self.restart_node(0, ["-uaappend=foo:9/"])
assert_equal(self.nodes[0].getnetworkinfo()["subversion"][-7:], '/foo:9/')
if __name__ == '__main__':
UacommentTest(__file__).main()