Source code for ceilometer.tests.unit.publisher.test_file

#
# Copyright 2013-2014 eNovance
#
# 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
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"""Tests for ceilometer/publisher/file.py
"""

import datetime
import logging.handlers
import os
import tempfile

from oslo_utils import netutils
from oslotest import base

from ceilometer.publisher import file
from ceilometer import sample


[docs]class TestFilePublisher(base.BaseTestCase): test_data = [ sample.Sample( name='test', type=sample.TYPE_CUMULATIVE, unit='', volume=1, user_id='test', project_id='test', resource_id='test_run_tasks', timestamp=datetime.datetime.utcnow().isoformat(), resource_metadata={'name': 'TestPublish'}, ), sample.Sample( name='test2', type=sample.TYPE_CUMULATIVE, unit='', volume=1, user_id='test', project_id='test', resource_id='test_run_tasks', timestamp=datetime.datetime.utcnow().isoformat(), resource_metadata={'name': 'TestPublish'}, ), sample.Sample( name='test2', type=sample.TYPE_CUMULATIVE, unit='', volume=1, user_id='test', project_id='test', resource_id='test_run_tasks', timestamp=datetime.datetime.utcnow().isoformat(), resource_metadata={'name': 'TestPublish'}, ), ]
[docs] def test_file_publisher_maxbytes(self): # Test valid configurations tempdir = tempfile.mkdtemp() name = '%s/log_file' % tempdir parsed_url = netutils.urlsplit('file://%s?max_bytes=50&backup_count=3' % name) publisher = file.FilePublisher(parsed_url) publisher.publish_samples(self.test_data) handler = publisher.publisher_logger.handlers[0] self.assertIsInstance(handler, logging.handlers.RotatingFileHandler) self.assertEqual([50, name, 3], [handler.maxBytes, handler.baseFilename, handler.backupCount]) # The rotating file gets created since only allow 50 bytes. self.assertTrue(os.path.exists('%s.1' % name))
[docs] def test_file_publisher(self): # Test missing max bytes, backup count configurations tempdir = tempfile.mkdtemp() name = '%s/log_file_plain' % tempdir parsed_url = netutils.urlsplit('file://%s' % name) publisher = file.FilePublisher(parsed_url) publisher.publish_samples(self.test_data) handler = publisher.publisher_logger.handlers[0] self.assertIsInstance(handler, logging.handlers.RotatingFileHandler) self.assertEqual([0, name, 0], [handler.maxBytes, handler.baseFilename, handler.backupCount]) # Test the content is corrected saved in the file self.assertTrue(os.path.exists(name)) with open(name, 'r') as f: content = f.read() for sample_item in self.test_data: self.assertIn(sample_item.id, content) self.assertIn(sample_item.timestamp, content)
[docs] def test_file_publisher_invalid(self): # Test invalid max bytes, backup count configurations tempdir = tempfile.mkdtemp() parsed_url = netutils.urlsplit( 'file://%s/log_file_bad' '?max_bytes=yus&backup_count=5y' % tempdir) publisher = file.FilePublisher(parsed_url) publisher.publish_samples(self.test_data) self.assertIsNone(publisher.publisher_logger)

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