53bd946ff7
- Add collectd_ceilometer.ceilometer dir
- Add collectd_ceilometer.common dir
- Move test files to collectd_ceilometer/tests/{ceilometer,common}
- Add base code to collectd_ceilometer/tests
Change-Id: I5bd0a8cfe8eb55407f3d6827c0bb4b509dae8c8c
98 lines
3.1 KiB
Python
98 lines
3.1 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2010-2011 OpenStack Foundation
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# Copyright (c) 2015 Intel Corporation.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""Plugin tests"""
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from __future__ import unicode_literals
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from collectd_ceilometer.common.meters.base import Meter
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from collectd_ceilometer.tests.base import TestCase
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import mock
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class Values(object):
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"""Stub class to replace collectd.Values"""
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def __init__(self, plugin="my_plugin", type="my_type"):
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self.plugin = plugin
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self.type = type
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class CollectdMock(object):
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"""Model for the collectd class to be mocked"""
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def get_dataset(self, string):
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pass
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collectd_class = 'collectd_ceilometer.tests.test_meters_base.CollectdMock'
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class MetersTest(TestCase):
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"""Test the meters/base.py class"""
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@mock.patch(collectd_class, spec=True)
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def setUp(self, collectd):
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super(MetersTest, self).setUp()
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self._collectd = collectd
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# need this as a parameter for sample_type()
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self.vl = Values()
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self.meter = Meter(self._collectd)
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def test_sample_type_gauge(self):
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# sample_type uses get_dataset()[0][1]
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self._collectd.get_dataset.return_value = [('value', 'gauge', )]
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actual = self.meter.sample_type(self.vl)
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self._collectd.get_dataset.assert_called_once()
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self.assertEqual("gauge", actual)
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def test_sample_type_derive(self):
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# sample_type uses get_dataset()[0][1]
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self._collectd.get_dataset.return_value = [('value', 'derive', )]
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actual = self.meter.sample_type(self.vl)
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self._collectd.get_dataset.assert_called_once()
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self.assertEqual("delta", actual)
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def test_sample_type_absolute(self):
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# sample_type uses get_dataset()[0][1]
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self._collectd.get_dataset.return_value = [('value', 'absolute', )]
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actual = self.meter.sample_type(self.vl)
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self._collectd.get_dataset.assert_called_once()
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self.assertEqual("cumulative", actual)
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def test_sample_type_counter(self):
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# sample_type uses get_dataset()[0][1]
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self._collectd.get_dataset.return_value = [('value', 'counter', )]
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actual = self.meter.sample_type(self.vl)
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self._collectd.get_dataset.assert_called_once()
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self.assertEqual("cumulative", actual)
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@mock.patch('collectd_ceilometer.common.meters.base.LOGGER')
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def test_sample_type_invalid(self, LOGGER):
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self._collectd.get_dataset.side_effect = Exception("Boom!")
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actual = self.meter.sample_type(self.vl)
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self._collectd.get_dataset.assert_called_once()
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LOGGER.warning.assert_called_once()
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self.assertEqual("gauge", actual)
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