bitcoin/test/functional/rpc_uptime.py
Lőrinc 14f99cfe53
rpc: make uptime monotonic across NTP jumps
Compute `uptime` from `SteadyClock` so it is unaffected by system time changes after startup.

Derive GUI startup time by subtracting the monotonic uptime from the wall clock time.

Add a functional test covering a large `setmocktime` jump.

Co-authored-by: MarcoFalke <*~=`'#}+{/-|&$^_@721217.xyz>
2026-01-19 17:08:08 +01:00

39 lines
1.2 KiB
Python
Executable File

#!/usr/bin/env python3
# Copyright (c) 2017-present 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 RPC call related to the uptime command.
Test corresponds to code in rpc/server.cpp.
"""
import time
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import assert_raises_rpc_error
class UptimeTest(BitcoinTestFramework):
def set_test_params(self):
self.num_nodes = 1
self.setup_clean_chain = True
def run_test(self):
self._test_negative_time()
self._test_uptime()
def _test_negative_time(self):
assert_raises_rpc_error(-8, "Mocktime must be in the range [0, 9223372036], not -1.", self.nodes[0].setmocktime, -1)
def _test_uptime(self):
wait_time = 20_000
uptime_before = self.nodes[0].uptime()
self.nodes[0].setmocktime(int(time.time()) + wait_time)
uptime_after = self.nodes[0].uptime()
self.nodes[0].setmocktime(0)
assert uptime_after - uptime_before < wait_time, "uptime should not jump with wall clock"
if __name__ == '__main__':
UptimeTest(__file__).main()