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import sys
from optparse import OptionParser
from nose.pyversion import UNICODE_STRINGS
from nose.config import Config
from nose.plugins.logcapture import LogCapture
from nose.tools import eq_
import logging
from logging import StreamHandler
import unittest
if sys.version_info >= (2, 7):
py27 = True
else:
py27 = False
class TestLogCapturePlugin(object):
def test_enabled_by_default(self):
c = LogCapture()
assert c.enabled
def test_default_options(self):
c = LogCapture()
parser = OptionParser()
c.addOptions(parser)
options, args = parser.parse_args(['default_options'])
c.configure(options, Config())
assert c.enabled
eq_(LogCapture.logformat, c.logformat)
eq_(LogCapture.clear, c.clear)
eq_(LogCapture.filters, c.filters)
def test_disable_option(self):
parser = OptionParser()
c = LogCapture()
c.addOptions(parser)
options, args = parser.parse_args(['test_can_be_disabled_long',
'--nologcapture'])
c.configure(options, Config())
assert not c.enabled
env = {'NOSE_NOLOGCAPTURE': 1}
c = LogCapture()
parser = OptionParser()
c.addOptions(parser, env)
options, args = parser.parse_args(['test_can_be_disabled'])
c.configure(options, Config())
assert not c.enabled
def test_logging_format_option(self):
env = {'NOSE_LOGFORMAT': '++%(message)s++'}
c = LogCapture()
parser = OptionParser()
c.addOptions(parser, env)
options, args = parser.parse_args(['logging_format'])
c.configure(options, Config())
eq_('++%(message)s++', c.logformat)
def test_logging_datefmt_option(self):
env = {'NOSE_LOGDATEFMT': '%H:%M:%S'}
c = LogCapture()
parser = OptionParser()
c.addOptions(parser, env)
options, args = parser.parse_args(['logging_datefmt'])
c.configure(options, Config())
eq_('%H:%M:%S', c.logdatefmt)
def test_captures_logging(self):
c = LogCapture()
parser = OptionParser()
c.addOptions(parser, {})
options, args = parser.parse_args([])
c.configure(options, Config())
c.start()
log = logging.getLogger("foobar.something")
log.debug("Hello")
c.end()
eq_(1, len(c.handler.buffer))
eq_("foobar.something: DEBUG: Hello", c.handler.buffer[0])
def test_consistent_mutables(self):
c = LogCapture()
parser = OptionParser()
c.addOptions(parser)
c.start()
log = logging.getLogger("mutable")
mutable = { 'value': 1 }
log.debug("%r", mutable)
repr_1 = repr(mutable)
mutable['value'] = 2
log.debug("%r", mutable)
repr_2 = repr(mutable)
c.end()
records = c.formatLogRecords()
eq_("mutable: DEBUG: %s" % (repr_1,), records[0])
eq_("mutable: DEBUG: %s" % (repr_2,), records[1])
def test_loglevel(self):
c = LogCapture()
parser = OptionParser()
c.addOptions(parser, {})
options, args = parser.parse_args(['--logging-level', 'INFO'])
c.configure(options, Config())
c.start()
log = logging.getLogger("loglevel")
log.debug("Hello")
log.info("Goodbye")
c.end()
records = c.formatLogRecords()
eq_(1, len(c.handler.buffer))
eq_("loglevel: INFO: Goodbye", c.handler.buffer[0])
eq_("loglevel: INFO: Goodbye", records[0])
def test_clears_all_existing_log_handlers(self):
c = LogCapture()
parser = OptionParser()
c.addOptions(parser, {})
options, args = parser.parse_args(['--logging-clear-handlers'])
c.configure(options, Config())
eq_(c.clear, True)
def mktest():
class TC(unittest.TestCase):
def runTest(self):
pass
test = TC()
return test
logging.getLogger().addHandler(StreamHandler(sys.stdout))
log = logging.getLogger("dummy")
log.addHandler(StreamHandler(sys.stdout))
c.start()
c.beforeTest(mktest())
c.end()
if py27:
expect = ["<class 'nose.plugins.logcapture.MyMemoryHandler'>"]
else:
expect = ['nose.plugins.logcapture.MyMemoryHandler']
eq_([str(c.__class__) for c in logging.getLogger().handlers],
expect)
eq_([str(c.__class__) for c in logging.getLogger("dummy").handlers],
[])
def test_custom_formatter(self):
c = LogCapture()
c.logformat = '++%(message)s++'
c.start()
log = logging.getLogger("foobar.something")
log.debug("Hello")
c.end()
records = c.formatLogRecords()
eq_(1, len(records))
eq_("++Hello++", records[0])
def test_builtin_logging_filtering(self):
c = LogCapture()
c.logformat = '++%(message)s++'
c.start()
log = logging.getLogger("foobar.something")
filtered = []
class filter(object):
def filter(record):
filtered.append(record)
return len(filtered) == 1
filter = staticmethod(filter)
c.handler.addFilter(filter)
log.debug("Hello")
log.debug("World")
c.end()
eq_(2, len(filtered))
records = c.formatLogRecords()
eq_(1, len(records))
eq_("++Hello++", records[0])
def test_logging_filter(self):
env = {'NOSE_LOGFILTER': 'foo,bar'}
c = LogCapture()
parser = OptionParser()
c.addOptions(parser, env)
options, args = parser.parse_args(['foo'])
print options, args
c.configure(options, Config())
c.start()
for name in ['foobar.something', 'foo', 'foo.x', 'abara', 'bar.quux']:
log = logging.getLogger(name)
log.info("Hello %s" % name)
c.end()
records = c.formatLogRecords()
eq_(3, len(records))
assert records[0].startswith('foo:'), records[0]
assert records[1].startswith('foo.x:'), records[1]
assert records[2].startswith('bar.quux:'), records[2]
def test_logging_filter_exclude(self):
env = {'NOSE_LOGFILTER': '-foo,-bar'}
c = LogCapture()
parser = OptionParser()
c.addOptions(parser, env)
options, args = parser.parse_args(['foo'])
print options, args
c.configure(options, Config())
c.start()
for name in ['foobar.something', 'foo', 'foo.x', 'abara', 'bar.quux']:
log = logging.getLogger(name)
log.info("Hello %s" % name)
c.end()
records = c.formatLogRecords()
eq_(2, len(records))
assert records[0].startswith('foobar.something:'), records[0]
assert records[1].startswith('abara:'), records[1]
def test_logging_filter_exclude_and_include(self):
env = {'NOSE_LOGFILTER': 'foo,-foo.bar'}
c = LogCapture()
parser = OptionParser()
c.addOptions(parser, env)
options, args = parser.parse_args(['foo'])
print options, args
c.configure(options, Config())
c.start()
for name in ['foo.yes', 'foo.bar', 'foo.bar.no', 'blah']:
log = logging.getLogger(name)
log.info("Hello %s" % name)
c.end()
records = c.formatLogRecords()
eq_(1, len(records))
assert records[0].startswith('foo.yes:'), records[0]
def test_unicode_messages_handled(self):
msg = u'Ivan Krsti\u0107'
c = LogCapture()
parser = OptionParser()
c.addOptions(parser, {})
options, args = parser.parse_args([])
c.configure(options, Config())
c.start()
log = logging.getLogger("foobar.something")
log.debug(msg)
log.debug("ordinary string log")
c.end()
class Dummy:
pass
test = Dummy()
try:
raise Exception(msg)
except:
err = sys.exc_info()
(ec, ev, tb) = c.formatError(test, err)
print ev
if UNICODE_STRINGS:
assert msg in ev
else:
assert msg.encode('utf-8') in ev
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