monasca-agent/tests_to_fix/test_laconic.py
Chuck Short b8bb2ff4c3 Add python36 support
Use the six library to get monasca-agent to work with
python2.7 and python3.

Story: 2004148
Task: 27621

Change-Id: I0de315967dd5a745741fda0c53ce8cc85cda8cc5
Signed-off-by: Chuck Short <chucks@redhat.com>
2018-10-25 09:09:53 -04:00

97 lines
3.5 KiB
Python

# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import logging
import unittest
from collector.checks import LaconicFilter
from six.moves import cStringIO as StringIO
class TestLaconic(unittest.TestCase):
"""Verify that we only output messages once
"""
def setUp(self):
self.l = logging.getLogger("test_laconic")
self.sio = StringIO()
# create console handler and set level to debug
ch = logging.StreamHandler(self.sio)
ch.setLevel(logging.DEBUG)
# create formatter
formatter = logging.Formatter('%(name)s - %(levelname)s - %(message)s')
# add formatter to ch
ch.setFormatter(formatter)
# add ch to logger
self.l.addHandler(ch)
self.laconic = LaconicFilter()
self.l.addFilter(self.laconic)
def tearDown(self):
del self.l
del self.sio
def testRepeatingErrors(self):
for i in range(10):
self.l.error("Cannot find nagios.log")
self.assertEqual(
self.sio.getvalue().count("Cannot find nagios.log"), 1, self.sio.getvalue())
for i in range(10):
self.l.warn("Cannot find ganglia.log")
self.assertEqual(
self.sio.getvalue().count("Cannot find ganglia.log"), 1, self.sio.getvalue())
for i in range(10):
try:
raise Exception("Ka-boom")
except Exception:
self.l.exception("Caught!")
# once for the traceback, once for the message
self.assertEqual(self.sio.getvalue().count("Ka-boom"), 2)
def testNonRepeat(self):
for i in range(10):
self.l.error("Cannot find nagios.log %d" % i)
self.assertEqual(self.sio.getvalue().count(" nagios.log"), 10)
self.assertEqual(self.sio.getvalue().count(" 7"), 1)
def testBlowUp(self):
"""Try to use a lot of memory"""
for i in range(2 * self.laconic.LACONIC_MEM_LIMIT + 7):
self.l.warn("""%d Lorem ipsum dolor sit amet, consectetur adipiscing elit. Integer
adipiscing urna sed urna sagittis rutrum. Etiam elementum justo quis
quam pellentesque vel porta eros vestibulum. Nulla nec felis
lacus. Maecenas sit amet aliquet nunc. Curabitur non tellus eget
sapien faucibus feugiat. Vivamus tortor nisl, posuere eget
ullamcorper at, interdum id odio. Sed convallis, nisl quis luctus
posuere, nulla sapien consequat magna, vitae euismod mauris felis et
augue. Maecenas eget tortor elit. Cras eu nulla sit amet est
hendrerit malesuada sit amet eu nibh. Aliquam erat volutpat. Cum
sociis natoque penatibus et magnis dis parturient montes, nascetur
ridiculus mus. Proin et erat diam, non venenatis dui. Etiam feugiat
mattis nunc, tincidunt mollis quam condimentum eu. Donec volutpat
sodales magna eu fermentum. Integer ultricies odio non metus aliquet
tristique. Proin ultrices accumsan augue, quis tempor diam rutrum at.""" % i)
self.assertEqual(len(self.laconic.hashed_messages), 7, self.sio.getvalue())
if __name__ == "__main__":
unittest.main()