205 lines
7.8 KiB
Python
205 lines
7.8 KiB
Python
# -*- encoding: utf-8 -*-
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#
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# Copyright © 2012 New Dream Network, LLC (DreamHost)
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#
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# Author: Doug Hellmann <doug.hellmann@dreamhost.com>
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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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"""Test listing raw events.
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"""
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import datetime
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import logging
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import mock
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import testscenarios
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from ceilometer.openstack.common import timeutils
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from ceilometer.storage import models
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from ceilometer.tests.api.v2 import FunctionalTest
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from ceilometer.tests import db as tests_db
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load_tests = testscenarios.load_tests_apply_scenarios
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LOG = logging.getLogger(__name__)
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class TestComputeDurationByResource(FunctionalTest,
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tests_db.MixinTestsWithBackendScenarios):
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def setUp(self):
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super(TestComputeDurationByResource, self).setUp()
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# Create events relative to the range and pretend
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# that the intervening events exist.
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self.early1 = datetime.datetime(2012, 8, 27, 7, 0)
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self.early2 = datetime.datetime(2012, 8, 27, 17, 0)
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self.start = datetime.datetime(2012, 8, 28, 0, 0)
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self.middle1 = datetime.datetime(2012, 8, 28, 8, 0)
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self.middle2 = datetime.datetime(2012, 8, 28, 18, 0)
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self.end = datetime.datetime(2012, 8, 28, 23, 59)
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self.late1 = datetime.datetime(2012, 8, 29, 9, 0)
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self.late2 = datetime.datetime(2012, 8, 29, 19, 0)
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def _patch_get_interval(self, start, end):
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def get_interval(event_filter, period, groupby):
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assert event_filter.start
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assert event_filter.end
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if (event_filter.start > end or event_filter.end < start):
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return []
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duration_start = max(event_filter.start, start)
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duration_end = min(event_filter.end, end)
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duration = timeutils.delta_seconds(duration_start, duration_end)
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return [
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models.Statistics(
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unit='',
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min=0,
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max=0,
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avg=0,
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sum=0,
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count=0,
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period=None,
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period_start=None,
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period_end=None,
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duration=duration,
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duration_start=duration_start,
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duration_end=duration_end,
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groupby=None,
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)
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]
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return mock.patch.object(type(self.conn), 'get_meter_statistics',
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side_effect=get_interval)
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def _invoke_api(self):
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return self.get_json('/meters/instance:m1.tiny/statistics',
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q=[{'field': 'timestamp',
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'op': 'ge',
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'value': self.start.isoformat()},
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{'field': 'timestamp',
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'op': 'le',
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'value': self.end.isoformat()},
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{'field': 'search_offset',
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'value': 10}])
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def test_before_range(self):
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with self._patch_get_interval(self.early1, self.early2):
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data = self._invoke_api()
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self.assertEqual(data, [])
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def _assert_times_match(self, actual, expected):
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if actual:
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actual = timeutils.parse_isotime(actual)
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actual = actual.replace(tzinfo=None)
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self.assertEqual(actual, expected)
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def test_overlap_range_start(self):
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with self._patch_get_interval(self.early1, self.middle1):
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data = self._invoke_api()
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self._assert_times_match(data[0]['duration_start'], self.start)
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self._assert_times_match(data[0]['duration_end'], self.middle1)
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self.assertEqual(data[0]['duration'], 8 * 60 * 60)
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def test_within_range(self):
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with self._patch_get_interval(self.middle1, self.middle2):
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data = self._invoke_api()
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self._assert_times_match(data[0]['duration_start'], self.middle1)
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self._assert_times_match(data[0]['duration_end'], self.middle2)
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self.assertEqual(data[0]['duration'], 10 * 60 * 60)
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def test_within_range_zero_duration(self):
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with self._patch_get_interval(self.middle1, self.middle1):
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data = self._invoke_api()
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self._assert_times_match(data[0]['duration_start'], self.middle1)
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self._assert_times_match(data[0]['duration_end'], self.middle1)
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self.assertEqual(data[0]['duration'], 0)
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def test_overlap_range_end(self):
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with self._patch_get_interval(self.middle2, self.late1):
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data = self._invoke_api()
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self._assert_times_match(data[0]['duration_start'], self.middle2)
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self._assert_times_match(data[0]['duration_end'], self.end)
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self.assertEqual(data[0]['duration'], ((6 * 60) - 1) * 60)
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def test_after_range(self):
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with self._patch_get_interval(self.late1, self.late2):
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data = self._invoke_api()
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self.assertEqual(data, [])
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def test_without_end_timestamp(self):
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statistics = [
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models.Statistics(
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unit=None,
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count=0,
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min=None,
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max=None,
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avg=None,
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duration=None,
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duration_start=self.late1,
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duration_end=self.late2,
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sum=0,
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period=None,
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period_start=None,
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period_end=None,
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groupby=None,
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)
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]
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with mock.patch.object(type(self.conn), 'get_meter_statistics',
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return_value=statistics):
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data = self.get_json('/meters/instance:m1.tiny/statistics',
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q=[{'field': 'timestamp',
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'op': 'ge',
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'value': self.late1.isoformat()},
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{'field': 'resource_id',
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'value': 'resource-id'},
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{'field': 'search_offset',
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'value': 10}])
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self._assert_times_match(data[0]['duration_start'], self.late1)
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self._assert_times_match(data[0]['duration_end'], self.late2)
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def test_without_start_timestamp(self):
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statistics = [
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models.Statistics(
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unit=None,
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count=0,
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min=None,
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max=None,
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avg=None,
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duration=None,
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duration_start=self.early1,
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duration_end=self.early2,
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sum=0,
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period=None,
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period_start=None,
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period_end=None,
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groupby=None,
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)
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]
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with mock.patch.object(type(self.conn), 'get_meter_statistics',
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return_value=statistics):
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data = self.get_json('/meters/instance:m1.tiny/statistics',
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q=[{'field': 'timestamp',
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'op': 'le',
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'value': self.early2.isoformat()},
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{'field': 'resource_id',
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'value': 'resource-id'},
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{'field': 'search_offset',
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'value': 10}])
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self._assert_times_match(data[0]['duration_start'], self.early1)
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self._assert_times_match(data[0]['duration_end'], self.early2)
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