Coverage for tests/test_logging.py: 20%
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1# This file is part of utils.
2#
3# Developed for the LSST Data Management System.
4# This product includes software developed by the LSST Project
5# (http://www.lsst.org).
6# See the COPYRIGHT file at the top-level directory of this distribution
7# for details of code ownership.
8#
9# Use of this source code is governed by a 3-clause BSD-style
10# license that can be found in the LICENSE file.
12"""Simple unit test for Task logging.
13"""
15import logging
16import unittest
18from lsst.utils.logging import getLogger, trace_set_at
21class TestLogging(unittest.TestCase):
22 def testLogLevels(self):
23 """Check that the new log levels look reasonable."""
25 root = getLogger()
27 self.assertEqual(root.DEBUG, logging.DEBUG)
28 self.assertGreater(root.VERBOSE, logging.DEBUG)
29 self.assertLess(root.VERBOSE, logging.INFO)
30 self.assertLess(root.TRACE, logging.DEBUG)
32 def testLogCommands(self):
33 """Check that all the log commands work."""
35 root = getLogger()
37 with self.assertLogs(level=root.TRACE) as cm:
38 root.trace("Trace")
39 root.debug("Debug")
40 root.verbose("Verbose")
41 root.info("Info")
42 root.warning("Warning")
43 root.fatal("Fatal")
44 root.critical("Critical")
45 root.error("Error")
47 self.assertEqual(len(cm.records), 8)
49 # Check that each record has an explicit level name rather than
50 # "Level N" and comes from this file (and not the logging.py).
51 for record in cm.records:
52 self.assertRegex(record.levelname, "^[A-Z]+$")
53 self.assertEqual(record.filename, "test_logging.py")
55 with self.assertLogs(level=root.DEBUG) as cm:
56 # Should only issue the INFO message.
57 with root.temporary_log_level(root.INFO):
58 root.info("Info")
59 root.debug("Debug")
60 self.assertEqual(len(cm.records), 1)
62 child = root.getChild("child")
63 self.assertEqual(child.getEffectiveLevel(), root.getEffectiveLevel())
64 child.setLevel(root.DEBUG)
65 self.assertNotEqual(child.getEffectiveLevel(), root.getEffectiveLevel())
67 def testTraceSetAt(self):
68 log_name = "lsst.afw"
69 trace_set_at(log_name, 2)
70 trace2_log = getLogger(f"TRACE2.{log_name}")
71 trace3_log = getLogger(f"TRACE3.{log_name}")
72 self.assertEqual(trace2_log.getEffectiveLevel(), logging.DEBUG)
73 self.assertEqual(trace3_log.getEffectiveLevel(), logging.INFO)
75 # Check that child loggers are affected.
76 log_name = "lsst.daf"
77 child3_log = getLogger("TRACE3.lsst.daf")
78 child2_log = getLogger("TRACE2.lsst.daf")
79 self.assertEqual(child3_log.getEffectiveLevel(), logging.WARNING)
80 self.assertEqual(child2_log.getEffectiveLevel(), logging.WARNING)
81 trace_set_at("lsst", 2)
82 self.assertEqual(child3_log.getEffectiveLevel(), logging.INFO)
83 self.assertEqual(child2_log.getEffectiveLevel(), logging.DEBUG)
85 # Also check the root logger.
86 trace_set_at("", 3)
87 self.assertEqual(trace3_log.getEffectiveLevel(), logging.INFO)
88 self.assertEqual(getLogger("TRACE3.test").getEffectiveLevel(), logging.DEBUG)
91if __name__ == "__main__": 91 ↛ 92line 91 didn't jump to line 92, because the condition on line 91 was never true
92 unittest.main()