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#!/usr/bin/env python3
# Copyright (c) 2017 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 debug logging."""
import os
from test_framework.test_framework import BitcoinTestFramework
class LoggingTest(BitcoinTestFramework):
def set_test_params(self):
self.num_nodes = 1
self.setup_clean_chain = True
def run_test(self):
# test default log file name
assert os.path.isfile(os.path.join(self.nodes[0].datadir, "regtest", "debug.log"))
# test alternative log file name in datadir
self.restart_node(0, ["-debuglogfile=foo.log"])
assert os.path.isfile(os.path.join(self.nodes[0].datadir, "regtest", "foo.log"))
# test alternative log file name outside datadir
tempname = os.path.join(self.options.tmpdir, "foo.log")
self.restart_node(0, ["-debuglogfile=%s" % tempname])
assert os.path.isfile(tempname)
# check that invalid log (relative) will cause error
invdir = os.path.join(self.nodes[0].datadir, "regtest", "foo")
invalidname = os.path.join("foo", "foo.log")
self.stop_node(0)
self.assert_start_raises_init_error(0, ["-debuglogfile=%s" % (invalidname)],
"Error: Could not open debug log file")
assert not os.path.isfile(os.path.join(invdir, "foo.log"))
# check that invalid log (relative) works after path exists
self.stop_node(0)
os.mkdir(invdir)
self.start_node(0, ["-debuglogfile=%s" % (invalidname)])
assert os.path.isfile(os.path.join(invdir, "foo.log"))
# check that invalid log (absolute) will cause error
self.stop_node(0)
invdir = os.path.join(self.options.tmpdir, "foo")
invalidname = os.path.join(invdir, "foo.log")
self.assert_start_raises_init_error(0, ["-debuglogfile=%s" % invalidname],
"Error: Could not open debug log file")
assert not os.path.isfile(os.path.join(invdir, "foo.log"))
# check that invalid log (absolute) works after path exists
self.stop_node(0)
os.mkdir(invdir)
self.start_node(0, ["-debuglogfile=%s" % (invalidname)])
assert os.path.isfile(os.path.join(invdir, "foo.log"))
if __name__ == '__main__':
LoggingTest().main()
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