a3effa6023
SampleContainer was duplicated in ceilometer/ and gnocchi/ - Moved SampleContainer to collectd_ceilometer/common - Added unit tests for SampleContainer Change-Id: Id394c6b489d69840ff5de1eb07f1a4b357d3bb22
92 lines
3.1 KiB
Python
92 lines
3.1 KiB
Python
# -*- coding: utf-8 -*-
|
|
|
|
# Copyright 2010-2011 OpenStack Foundation
|
|
# Copyright (c) 2015 Intel Corporation.
|
|
#
|
|
# 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.
|
|
|
|
"""Plugin tests"""
|
|
|
|
from __future__ import unicode_literals
|
|
|
|
from collectd_ceilometer.common.meters.storage import SampleContainer
|
|
|
|
import unittest
|
|
|
|
from collections import defaultdict
|
|
|
|
|
|
class TestSampleContainer(unittest.TestCase):
|
|
"""Test the common.meters.storage.SampleContainer class"""
|
|
|
|
def setUp(self):
|
|
super(TestSampleContainer, self).setUp()
|
|
self.container = SampleContainer()
|
|
|
|
def test_sample_container_init(self):
|
|
"""Test creating the SampleContainer
|
|
|
|
Set-up: create a container
|
|
Test: Container is empty
|
|
Expected behaviour: container is an empty dict of lists
|
|
"""
|
|
self.assertEqual({}, self.container._data)
|
|
|
|
def test_sample_container_add(self):
|
|
"""Test adding an element to SampleContainer
|
|
|
|
Set-up: create empty SampleContainer
|
|
Test: add an element to the SampleContainer
|
|
Expected behaviour: _data contains the added elements
|
|
"""
|
|
retval = self.container.add("key1", ["value1"], 5)
|
|
|
|
self.assertEqual(retval, None)
|
|
self.assertEqual(["value1", ], self.container._data["key1"])
|
|
|
|
def test_sample_container_add_exceeds_limit(self):
|
|
"""Test adding an element to the Container so len > limit.
|
|
|
|
Set-up: len(SampleContainer._data ) < limit;
|
|
Test: Add items to the container so len() > limit
|
|
Expected behaviour: SampleContainer._data[key] is empty and add()
|
|
returns a list of samples of length limit
|
|
"""
|
|
self.assertEqual(self.container._data, defaultdict(list))
|
|
|
|
retval = self.container.add("key1", ["1", "2", "3", ], 2)
|
|
|
|
self.assertEqual(retval, ["1", "2", "3", ])
|
|
self.assertEqual([], self.container._data["key1"])
|
|
|
|
def test_sample_container_reset(self):
|
|
"""Test resetting the contents of a meter entry in SampleContainer
|
|
|
|
Set-up: add some entries to the container (two meters)
|
|
action: call container.reset
|
|
Expected behaviour: the container will be equivalent to a default dict
|
|
and reset returns the stored data
|
|
"""
|
|
expected = {"key1": ["one", "two", "three", ],
|
|
"key2": ["1", "2", "3", ]}
|
|
|
|
self.container.add("key1", expected["key1"], 42)
|
|
self.container.add("key2", expected["key2"], 42)
|
|
|
|
self.assertEqual(expected, self.container._data)
|
|
|
|
retval = self.container.reset()
|
|
|
|
self.assertEqual(expected, retval)
|
|
self.assertEqual({}, self.container._data)
|