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test_logging: Added more diagnostics for buildbot failures.

This commit is contained in:
Vinay Sajip 2011-02-25 22:45:25 +00:00
parent 95bcb93041
commit fc1cf41911
1 changed files with 31 additions and 2 deletions
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33
Lib/test/test_logging.py
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@ -2046,11 +2046,40 @@ for when, exp in (('S', 1),
('D', 60 * 60 * 24),
('MIDNIGHT', 60 * 60 * 23),
# current time (epoch start) is a Thursday, W0 means Monday
('W0', secs(days=4, hours=23)),):
('W0', secs(days=4, hours=23)),
):
def test_compute_rollover(self, when=when, exp=exp):
rh = logging.handlers.TimedRotatingFileHandler(
self.fn, when=when, interval=1, backupCount=0)
self.assertEqual(exp, rh.computeRollover(0.0))
currentTime = 0.0
actual = rh.computeRollover(currentTime)
if exp != actual:
# Failures occur on some systems for MIDNIGHT and W0.
# Print detailed calculation for MIDNIGHT so we can try to see
# what's going on
if when == 'MIDNIGHT':
try:
if rh.utc:
t = time.gmtime(currentTime)
else:
t = time.localtime(currentTime)
currentHour = t[3]
currentMinute = t[4]
currentSecond = t[5]
# r is the number of seconds left between now and midnight
r = logging.handlers._MIDNIGHT - ((currentHour * 60 +
currentMinute) * 60 +
currentSecond)
result = currentTime + r
print('t: %s (%s)' % (t, rh.utc), file=sys.stderr)
print('currentHour: %s' % currentHour, file=sys.stderr)
print('currentMinute: %s' % currentMinute, file=sys.stderr)
print('currentSecond: %s' % currentSecond, file=sys.stderr)
print('r: %s' % r, file=sys.stderr)
print('result: %s' % result, file=sys.stderr)
except Exception:
print('exception in diagnostic code: %s' % sys.exc_info()[1], file=sys.stderr)
self.assertEqual(exp, actual)
rh.close()
setattr(TimedRotatingFileHandlerTest, "test_compute_rollover_%s" % when, test_compute_rollover)