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#!/usr/bin/env python3
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# Copyright (c) 2017 The Bitcoin Core developers
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# Distributed under the MIT software license, see the accompanying
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# file COPYING or http://www.opensource.org/licenses/mit-license.php.
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"""Test debug logging."""
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import os
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from test_framework.test_framework import BitcoinTestFramework
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class LoggingTest(BitcoinTestFramework):
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def set_test_params(self):
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self.num_nodes = 1
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self.setup_clean_chain = True
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def run_test(self):
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# test default log file name
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assert os.path.isfile(os.path.join(self.nodes[0].datadir, "regtest", "debug.log"))
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# test alternative log file name in datadir
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self.restart_node(0, ["-debuglogfile=foo.log"])
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assert os.path.isfile(os.path.join(self.nodes[0].datadir, "regtest", "foo.log"))
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# test alternative log file name outside datadir
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tempname = os.path.join(self.options.tmpdir, "foo.log")
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self.restart_node(0, ["-debuglogfile=%s" % tempname])
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assert os.path.isfile(tempname)
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# check that invalid log (relative) will cause error
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invdir = os.path.join(self.nodes[0].datadir, "regtest", "foo")
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invalidname = os.path.join("foo", "foo.log")
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self.stop_node(0)
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self.assert_start_raises_init_error(0, ["-debuglogfile=%s" % (invalidname)],
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"Error: Could not open debug log file")
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assert not os.path.isfile(os.path.join(invdir, "foo.log"))
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# check that invalid log (relative) works after path exists
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self.stop_node(0)
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os.mkdir(invdir)
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self.start_node(0, ["-debuglogfile=%s" % (invalidname)])
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assert os.path.isfile(os.path.join(invdir, "foo.log"))
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# check that invalid log (absolute) will cause error
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self.stop_node(0)
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invdir = os.path.join(self.options.tmpdir, "foo")
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invalidname = os.path.join(invdir, "foo.log")
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self.assert_start_raises_init_error(0, ["-debuglogfile=%s" % invalidname],
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"Error: Could not open debug log file")
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assert not os.path.isfile(os.path.join(invdir, "foo.log"))
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# check that invalid log (absolute) works after path exists
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self.stop_node(0)
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os.mkdir(invdir)
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self.start_node(0, ["-debuglogfile=%s" % (invalidname)])
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assert os.path.isfile(os.path.join(invdir, "foo.log"))
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if __name__ == '__main__':
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LoggingTest().main()
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