mirror of
https://github.com/prometheus/prometheus.git
synced 2025-11-04 10:21:02 +01:00
1083 lines
21 KiB
Go
1083 lines
21 KiB
Go
// Copyright 2013 Prometheus Team
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain 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,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package metric
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import (
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"github.com/prometheus/prometheus/model"
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"github.com/prometheus/prometheus/utility/test"
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"testing"
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"time"
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)
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func GetValueAtTimeTests(persistenceMaker func() (MetricPersistence, test.Closer), t test.Tester) {
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type value struct {
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year int
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month time.Month
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day int
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hour int
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value model.SampleValue
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}
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type input struct {
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year int
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month time.Month
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day int
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hour int
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}
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type output []model.SampleValue
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type behavior struct {
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name string
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input input
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output output
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}
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var contexts = []struct {
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name string
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values []value
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behaviors []behavior
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}{
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{
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name: "no values",
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values: []value{},
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behaviors: []behavior{
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{
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name: "random target",
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input: input{
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year: 1984,
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month: 3,
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day: 30,
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hour: 0,
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},
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},
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},
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},
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{
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name: "singleton",
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values: []value{
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{
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year: 1984,
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month: 3,
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day: 30,
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hour: 0,
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value: 0,
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},
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},
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behaviors: []behavior{
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{
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name: "exact",
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input: input{
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year: 1984,
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month: 3,
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day: 30,
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hour: 0,
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},
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output: output{
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0,
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},
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},
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{
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name: "before",
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input: input{
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year: 1984,
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month: 3,
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day: 29,
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hour: 0,
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},
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output: output{
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0,
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},
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},
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{
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name: "after",
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input: input{
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year: 1984,
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month: 3,
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day: 31,
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hour: 0,
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},
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output: output{
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0,
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},
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},
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},
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},
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{
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name: "double",
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values: []value{
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{
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year: 1984,
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month: 3,
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day: 30,
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hour: 0,
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value: 0,
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},
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{
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year: 1985,
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month: 3,
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day: 30,
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hour: 0,
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value: 1,
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},
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},
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behaviors: []behavior{
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{
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name: "exact first",
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input: input{
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year: 1984,
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month: 3,
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day: 30,
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hour: 0,
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},
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output: output{
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0,
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},
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},
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{
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name: "exact second",
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input: input{
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year: 1985,
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month: 3,
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day: 30,
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hour: 0,
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},
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output: output{
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1,
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},
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},
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{
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name: "before first",
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input: input{
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year: 1983,
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month: 9,
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day: 29,
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hour: 12,
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},
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output: output{
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0,
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},
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},
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{
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name: "after second",
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input: input{
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year: 1985,
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month: 9,
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day: 28,
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hour: 12,
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},
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output: output{
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1,
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},
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},
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{
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name: "middle",
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input: input{
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year: 1984,
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month: 9,
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day: 28,
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hour: 12,
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},
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output: output{
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0,
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1,
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},
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},
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},
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},
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{
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name: "triple",
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values: []value{
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{
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year: 1984,
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month: 3,
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day: 30,
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hour: 0,
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value: 0,
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},
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{
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year: 1985,
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month: 3,
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day: 30,
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hour: 0,
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value: 1,
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},
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{
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year: 1986,
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month: 3,
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day: 30,
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hour: 0,
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value: 2,
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},
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},
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behaviors: []behavior{
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{
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name: "exact first",
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input: input{
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year: 1984,
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month: 3,
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day: 30,
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hour: 0,
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},
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output: output{
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0,
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},
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},
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{
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name: "exact second",
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input: input{
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year: 1985,
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month: 3,
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day: 30,
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hour: 0,
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},
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output: output{
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1,
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},
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},
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{
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name: "exact third",
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input: input{
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year: 1986,
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month: 3,
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day: 30,
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hour: 0,
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},
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output: output{
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2,
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},
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},
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{
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name: "before first",
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input: input{
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year: 1983,
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month: 9,
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day: 29,
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hour: 12,
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},
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output: output{
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0,
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},
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},
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{
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name: "after third",
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input: input{
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year: 1986,
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month: 9,
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day: 28,
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hour: 12,
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},
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output: output{
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2,
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},
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},
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{
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name: "first middle",
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input: input{
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year: 1984,
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month: 9,
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day: 28,
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hour: 12,
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},
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output: output{
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0,
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1,
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},
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},
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{
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name: "second middle",
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input: input{
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year: 1985,
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month: 9,
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day: 28,
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hour: 12,
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},
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output: output{
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1,
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2,
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},
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},
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},
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},
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}
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for i, context := range contexts {
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// Wrapping in function to enable garbage collection of resources.
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func() {
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p, closer := persistenceMaker()
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defer closer.Close()
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defer p.Close()
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m := model.Metric{
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model.MetricNameLabel: "age_in_years",
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}
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for _, value := range context.values {
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testAppendSample(p, model.Sample{
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Value: model.SampleValue(value.value),
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Timestamp: time.Date(value.year, value.month, value.day, value.hour, 0, 0, 0, time.UTC),
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Metric: m,
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}, t)
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}
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for j, behavior := range context.behaviors {
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input := behavior.input
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time := time.Date(input.year, input.month, input.day, input.hour, 0, 0, 0, time.UTC)
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actual := p.GetValueAtTime(model.NewFingerprintFromMetric(m), time)
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if len(behavior.output) != len(actual) {
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t.Fatalf("%d.%d(%s). Expected %d samples but got: %v\n", i, j, behavior.name, len(behavior.output), actual)
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}
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for k, samplePair := range actual {
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if samplePair.Value != behavior.output[k] {
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t.Fatalf("%d.%d.%d(%s). Expected %s but got %s\n", i, j, k, behavior.name, behavior.output[k], samplePair)
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}
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}
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}
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}()
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}
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}
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func GetBoundaryValuesTests(persistenceMaker func() (MetricPersistence, test.Closer), t test.Tester) {
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type value struct {
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year int
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month time.Month
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day int
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hour int
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value model.SampleValue
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}
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type input struct {
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openYear int
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openMonth time.Month
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openDay int
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openHour int
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endYear int
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endMonth time.Month
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endDay int
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endHour int
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}
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type output struct {
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open []model.SampleValue
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end []model.SampleValue
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}
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type behavior struct {
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name string
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input input
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output output
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}
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var contexts = []struct {
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name string
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values []value
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behaviors []behavior
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}{
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{
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name: "no values",
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values: []value{},
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behaviors: []behavior{
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{
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name: "non-existent interval",
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input: input{
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openYear: 1984,
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openMonth: 3,
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openDay: 30,
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openHour: 0,
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endYear: 1985,
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endMonth: 3,
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endDay: 30,
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endHour: 0,
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},
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},
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},
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},
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{
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name: "single value",
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values: []value{
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{
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year: 1984,
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month: 3,
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day: 30,
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hour: 0,
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value: 0,
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},
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},
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behaviors: []behavior{
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{
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name: "on start but missing end",
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input: input{
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openYear: 1984,
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openMonth: 3,
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openDay: 30,
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openHour: 0,
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endYear: 1985,
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endMonth: 3,
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endDay: 30,
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endHour: 0,
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},
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output: output{
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open: []model.SampleValue{0},
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end: []model.SampleValue{0},
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},
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},
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{
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name: "non-existent interval after",
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input: input{
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openYear: 1984,
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openMonth: 3,
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openDay: 31,
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openHour: 0,
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endYear: 1985,
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endMonth: 3,
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endDay: 30,
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endHour: 0,
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},
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output: output{
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open: []model.SampleValue{0},
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end: []model.SampleValue{0},
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},
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},
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{
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name: "non-existent interval before",
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input: input{
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openYear: 1983,
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openMonth: 3,
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openDay: 30,
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openHour: 0,
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endYear: 1984,
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endMonth: 3,
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endDay: 29,
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endHour: 0,
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},
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output: output{
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open: []model.SampleValue{0},
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end: []model.SampleValue{0},
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},
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},
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{
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name: "on end but not start",
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input: input{
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openYear: 1983,
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openMonth: 3,
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openDay: 30,
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openHour: 0,
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endYear: 1984,
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endMonth: 3,
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endDay: 30,
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endHour: 0,
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},
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output: output{
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open: []model.SampleValue{0},
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end: []model.SampleValue{0},
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},
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},
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{
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name: "before point",
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input: input{
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openYear: 1982,
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openMonth: 3,
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openDay: 30,
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openHour: 0,
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endYear: 1983,
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endMonth: 3,
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endDay: 30,
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endHour: 0,
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},
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output: output{
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open: []model.SampleValue{0},
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end: []model.SampleValue{0},
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},
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},
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{
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name: "after point",
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input: input{
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openYear: 1985,
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openMonth: 3,
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openDay: 30,
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openHour: 0,
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endYear: 1986,
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endMonth: 3,
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endDay: 30,
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endHour: 0,
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},
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output: output{
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open: []model.SampleValue{0},
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end: []model.SampleValue{0},
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},
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},
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{
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name: "spanning point",
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input: input{
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openYear: 1983,
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openMonth: 9,
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openDay: 29,
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openHour: 12,
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endYear: 1984,
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endMonth: 9,
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endDay: 28,
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endHour: 12,
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},
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output: output{
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open: []model.SampleValue{0},
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end: []model.SampleValue{0},
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},
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},
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},
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},
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{
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name: "double values",
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values: []value{
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{
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year: 1984,
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month: 3,
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day: 30,
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hour: 0,
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value: 0,
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},
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{
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year: 1985,
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month: 3,
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day: 30,
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hour: 0,
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value: 1,
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},
|
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},
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behaviors: []behavior{
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{
|
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name: "on points",
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input: input{
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openYear: 1984,
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openMonth: 3,
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openDay: 30,
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openHour: 0,
|
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endYear: 1985,
|
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endMonth: 3,
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endDay: 30,
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endHour: 0,
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},
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output: output{
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open: []model.SampleValue{0},
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end: []model.SampleValue{1},
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},
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},
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{
|
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name: "on first before second",
|
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input: input{
|
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openYear: 1984,
|
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openMonth: 3,
|
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openDay: 30,
|
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openHour: 0,
|
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endYear: 1984,
|
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endMonth: 6,
|
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endDay: 29,
|
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endHour: 6,
|
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},
|
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output: output{
|
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open: []model.SampleValue{0},
|
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end: []model.SampleValue{0, 1},
|
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},
|
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},
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{
|
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name: "on first after second",
|
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input: input{
|
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openYear: 1984,
|
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openMonth: 3,
|
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openDay: 30,
|
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openHour: 0,
|
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endYear: 1985,
|
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endMonth: 6,
|
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endDay: 29,
|
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endHour: 6,
|
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},
|
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output: output{
|
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open: []model.SampleValue{0},
|
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end: []model.SampleValue{1},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
for i, context := range contexts {
|
|
// Wrapping in function to enable garbage collection of resources.
|
|
func() {
|
|
p, closer := persistenceMaker()
|
|
|
|
defer closer.Close()
|
|
defer p.Close()
|
|
|
|
m := model.Metric{
|
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model.MetricNameLabel: "age_in_years",
|
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}
|
|
|
|
for _, value := range context.values {
|
|
testAppendSample(p, model.Sample{
|
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Value: model.SampleValue(value.value),
|
|
Timestamp: time.Date(value.year, value.month, value.day, value.hour, 0, 0, 0, time.UTC),
|
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Metric: m,
|
|
}, t)
|
|
}
|
|
|
|
for j, behavior := range context.behaviors {
|
|
input := behavior.input
|
|
open := time.Date(input.openYear, input.openMonth, input.openDay, input.openHour, 0, 0, 0, time.UTC)
|
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end := time.Date(input.endYear, input.endMonth, input.endDay, input.endHour, 0, 0, 0, time.UTC)
|
|
interval := model.Interval{
|
|
OldestInclusive: open,
|
|
NewestInclusive: end,
|
|
}
|
|
openValues, endValues := p.GetBoundaryValues(model.NewFingerprintFromMetric(m), interval)
|
|
if len(behavior.output.open) != len(openValues) {
|
|
t.Fatalf("%d.%d(%s). Expected %d open values but got: %q\n", i, j, behavior.name, len(behavior.output.open), openValues)
|
|
}
|
|
if len(behavior.output.end) != len(endValues) {
|
|
t.Fatalf("%d.%d(%s). Expected %d open values but got: %q\n", i, j, behavior.name, len(behavior.output.open), openValues)
|
|
}
|
|
|
|
for k, samplePair := range openValues {
|
|
if samplePair.Value != behavior.output.open[k] {
|
|
t.Fatalf("%d.%d.%d(%s). Expected open to be %v but got %v\n", i, j, k, behavior.name, behavior.output.open[k], samplePair.Value)
|
|
}
|
|
}
|
|
|
|
for k, samplePair := range endValues {
|
|
if samplePair.Value != behavior.output.end[k] {
|
|
t.Fatalf("%d.%d.%d(%s). Expected end to be %v but got %v\n", i, j, k, behavior.name, behavior.output.end[k], samplePair.Value)
|
|
}
|
|
}
|
|
}
|
|
}()
|
|
}
|
|
}
|
|
|
|
func GetRangeValuesTests(persistenceMaker func() (MetricPersistence, test.Closer), t test.Tester) {
|
|
type value struct {
|
|
year int
|
|
month time.Month
|
|
day int
|
|
hour int
|
|
value model.SampleValue
|
|
}
|
|
|
|
type input struct {
|
|
openYear int
|
|
openMonth time.Month
|
|
openDay int
|
|
openHour int
|
|
endYear int
|
|
endMonth time.Month
|
|
endDay int
|
|
endHour int
|
|
}
|
|
|
|
type output struct {
|
|
year int
|
|
month time.Month
|
|
day int
|
|
hour int
|
|
value model.SampleValue
|
|
}
|
|
|
|
type behavior struct {
|
|
name string
|
|
input input
|
|
output []output
|
|
}
|
|
|
|
var contexts = []struct {
|
|
name string
|
|
values []value
|
|
behaviors []behavior
|
|
}{
|
|
{
|
|
name: "no values",
|
|
values: []value{},
|
|
behaviors: []behavior{
|
|
{
|
|
name: "non-existent interval",
|
|
input: input{
|
|
openYear: 1984,
|
|
openMonth: 3,
|
|
openDay: 30,
|
|
openHour: 0,
|
|
endYear: 1985,
|
|
endMonth: 3,
|
|
endDay: 30,
|
|
endHour: 0,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
name: "singleton value",
|
|
values: []value{
|
|
{
|
|
year: 1984,
|
|
month: 3,
|
|
day: 30,
|
|
hour: 0,
|
|
value: 0,
|
|
},
|
|
},
|
|
behaviors: []behavior{
|
|
{
|
|
name: "start on first value",
|
|
input: input{
|
|
openYear: 1984,
|
|
openMonth: 3,
|
|
openDay: 30,
|
|
openHour: 0,
|
|
endYear: 1985,
|
|
endMonth: 3,
|
|
endDay: 30,
|
|
endHour: 0,
|
|
},
|
|
output: []output{
|
|
{
|
|
year: 1984,
|
|
month: 3,
|
|
day: 30,
|
|
hour: 0,
|
|
value: 0,
|
|
},
|
|
},
|
|
},
|
|
{
|
|
name: "end on first value",
|
|
input: input{
|
|
openYear: 1983,
|
|
openMonth: 3,
|
|
openDay: 30,
|
|
openHour: 0,
|
|
endYear: 1984,
|
|
endMonth: 3,
|
|
endDay: 30,
|
|
endHour: 0,
|
|
},
|
|
output: []output{
|
|
{
|
|
year: 1984,
|
|
month: 3,
|
|
day: 30,
|
|
hour: 0,
|
|
value: 0,
|
|
},
|
|
},
|
|
},
|
|
{
|
|
name: "overlap on first value",
|
|
input: input{
|
|
openYear: 1983,
|
|
openMonth: 3,
|
|
openDay: 30,
|
|
openHour: 0,
|
|
endYear: 1985,
|
|
endMonth: 3,
|
|
endDay: 30,
|
|
endHour: 0,
|
|
},
|
|
output: []output{
|
|
{
|
|
year: 1984,
|
|
month: 3,
|
|
day: 30,
|
|
hour: 0,
|
|
value: 0,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
name: "two values",
|
|
values: []value{
|
|
{
|
|
year: 1984,
|
|
month: 3,
|
|
day: 30,
|
|
hour: 0,
|
|
value: 0,
|
|
},
|
|
{
|
|
year: 1985,
|
|
month: 3,
|
|
day: 30,
|
|
hour: 0,
|
|
value: 1,
|
|
},
|
|
},
|
|
behaviors: []behavior{
|
|
{
|
|
name: "start on first value",
|
|
input: input{
|
|
openYear: 1984,
|
|
openMonth: 3,
|
|
openDay: 30,
|
|
openHour: 0,
|
|
endYear: 1985,
|
|
endMonth: 3,
|
|
endDay: 30,
|
|
endHour: 0,
|
|
},
|
|
output: []output{
|
|
{
|
|
year: 1984,
|
|
month: 3,
|
|
day: 30,
|
|
hour: 0,
|
|
value: 0,
|
|
},
|
|
{
|
|
year: 1985,
|
|
month: 3,
|
|
day: 30,
|
|
hour: 0,
|
|
value: 1,
|
|
},
|
|
},
|
|
},
|
|
{
|
|
name: "start on second value",
|
|
input: input{
|
|
openYear: 1985,
|
|
openMonth: 3,
|
|
openDay: 30,
|
|
openHour: 0,
|
|
endYear: 1986,
|
|
endMonth: 3,
|
|
endDay: 30,
|
|
endHour: 0,
|
|
},
|
|
output: []output{
|
|
{
|
|
year: 1985,
|
|
month: 3,
|
|
day: 30,
|
|
hour: 0,
|
|
value: 1,
|
|
},
|
|
},
|
|
},
|
|
{
|
|
name: "end on first value",
|
|
input: input{
|
|
openYear: 1983,
|
|
openMonth: 3,
|
|
openDay: 30,
|
|
openHour: 0,
|
|
endYear: 1984,
|
|
endMonth: 3,
|
|
endDay: 30,
|
|
endHour: 0,
|
|
},
|
|
output: []output{
|
|
{
|
|
year: 1984,
|
|
month: 3,
|
|
day: 30,
|
|
hour: 0,
|
|
value: 0,
|
|
},
|
|
},
|
|
},
|
|
{
|
|
name: "end on second value",
|
|
input: input{
|
|
openYear: 1985,
|
|
openMonth: 1,
|
|
openDay: 1,
|
|
openHour: 0,
|
|
endYear: 1985,
|
|
endMonth: 3,
|
|
endDay: 30,
|
|
endHour: 0,
|
|
},
|
|
output: []output{
|
|
{
|
|
year: 1985,
|
|
month: 3,
|
|
day: 30,
|
|
hour: 0,
|
|
value: 1,
|
|
},
|
|
},
|
|
},
|
|
{
|
|
name: "overlap on values",
|
|
input: input{
|
|
openYear: 1983,
|
|
openMonth: 3,
|
|
openDay: 30,
|
|
openHour: 0,
|
|
endYear: 1986,
|
|
endMonth: 3,
|
|
endDay: 30,
|
|
endHour: 0,
|
|
},
|
|
output: []output{
|
|
{
|
|
year: 1984,
|
|
month: 3,
|
|
day: 30,
|
|
hour: 0,
|
|
value: 0,
|
|
},
|
|
{
|
|
year: 1985,
|
|
month: 3,
|
|
day: 30,
|
|
hour: 0,
|
|
value: 1,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
for i, context := range contexts {
|
|
// Wrapping in function to enable garbage collection of resources.
|
|
func() {
|
|
p, closer := persistenceMaker()
|
|
|
|
defer closer.Close()
|
|
defer p.Close()
|
|
|
|
m := model.Metric{
|
|
model.MetricNameLabel: "age_in_years",
|
|
}
|
|
|
|
for _, value := range context.values {
|
|
testAppendSample(p, model.Sample{
|
|
Value: model.SampleValue(value.value),
|
|
Timestamp: time.Date(value.year, value.month, value.day, value.hour, 0, 0, 0, time.UTC),
|
|
Metric: m,
|
|
}, t)
|
|
}
|
|
|
|
for j, behavior := range context.behaviors {
|
|
input := behavior.input
|
|
open := time.Date(input.openYear, input.openMonth, input.openDay, input.openHour, 0, 0, 0, time.UTC)
|
|
end := time.Date(input.endYear, input.endMonth, input.endDay, input.endHour, 0, 0, 0, time.UTC)
|
|
in := model.Interval{
|
|
OldestInclusive: open,
|
|
NewestInclusive: end,
|
|
}
|
|
|
|
values := p.GetRangeValues(model.NewFingerprintFromMetric(m), in)
|
|
|
|
if values == nil && len(behavior.output) != 0 {
|
|
t.Fatalf("%d.%d(%s). Expected %s but got: %s\n", i, j, behavior.name, behavior.output, values)
|
|
}
|
|
|
|
if behavior.output == nil {
|
|
if values != nil {
|
|
t.Fatalf("%d.%d(%s). Expected nil values but got: %s\n", i, j, behavior.name, values)
|
|
}
|
|
} else {
|
|
if len(behavior.output) != len(values) {
|
|
t.Fatalf("%d.%d(%s). Expected length %d but got: %d\n", i, j, behavior.name, len(behavior.output), len(values))
|
|
}
|
|
|
|
for k, actual := range values {
|
|
expected := behavior.output[k]
|
|
|
|
if actual.Value != model.SampleValue(expected.value) {
|
|
t.Fatalf("%d.%d.%d(%s). Expected %d but got: %d\n", i, j, k, behavior.name, expected.value, actual.Value)
|
|
}
|
|
|
|
if actual.Timestamp.Year() != expected.year {
|
|
t.Fatalf("%d.%d.%d(%s). Expected %d but got: %d\n", i, j, k, behavior.name, expected.year, actual.Timestamp.Year())
|
|
}
|
|
if actual.Timestamp.Month() != expected.month {
|
|
t.Fatalf("%d.%d.%d(%s). Expected %d but got: %d\n", i, j, k, behavior.name, expected.month, actual.Timestamp.Month())
|
|
}
|
|
// XXX: Find problem here.
|
|
// Mismatches occur in this and have for a long time in the LevelDB
|
|
// case, however not im-memory.
|
|
//
|
|
// if actual.Timestamp.Day() != expected.day {
|
|
// t.Fatalf("%d.%d.%d(%s). Expected %d but got: %d\n", i, j, k, behavior.name, expected.day, actual.Timestamp.Day())
|
|
// }
|
|
// if actual.Timestamp.Hour() != expected.hour {
|
|
// t.Fatalf("%d.%d.%d(%s). Expected %d but got: %d\n", i, j, k, behavior.name, expected.hour, actual.Timestamp.Hour())
|
|
// }
|
|
}
|
|
}
|
|
}
|
|
}()
|
|
}
|
|
}
|
|
|
|
// Test Definitions Follow
|
|
|
|
func testMemoryGetValueAtTime(t test.Tester) {
|
|
persistenceMaker := func() (MetricPersistence, test.Closer) {
|
|
return NewMemorySeriesStorage(), test.NilCloser
|
|
}
|
|
|
|
GetValueAtTimeTests(persistenceMaker, t)
|
|
}
|
|
|
|
func TestMemoryGetValueAtTime(t *testing.T) {
|
|
testMemoryGetValueAtTime(t)
|
|
}
|
|
|
|
func BenchmarkMemoryGetValueAtTime(b *testing.B) {
|
|
for i := 0; i < b.N; i++ {
|
|
testMemoryGetValueAtTime(b)
|
|
}
|
|
}
|
|
|
|
func testMemoryGetBoundaryValues(t test.Tester) {
|
|
persistenceMaker := func() (MetricPersistence, test.Closer) {
|
|
return NewMemorySeriesStorage(), test.NilCloser
|
|
}
|
|
|
|
GetBoundaryValuesTests(persistenceMaker, t)
|
|
}
|
|
|
|
func TestMemoryGetBoundaryValues(t *testing.T) {
|
|
testMemoryGetBoundaryValues(t)
|
|
}
|
|
|
|
func BenchmarkMemoryGetBoundaryValues(b *testing.B) {
|
|
for i := 0; i < b.N; i++ {
|
|
testMemoryGetBoundaryValues(b)
|
|
}
|
|
}
|
|
|
|
func testMemoryGetRangeValues(t test.Tester) {
|
|
persistenceMaker := func() (MetricPersistence, test.Closer) {
|
|
return NewMemorySeriesStorage(), test.NilCloser
|
|
}
|
|
|
|
GetRangeValuesTests(persistenceMaker, t)
|
|
}
|
|
|
|
func TestMemoryGetRangeValues(t *testing.T) {
|
|
testMemoryGetRangeValues(t)
|
|
}
|
|
|
|
func BenchmarkMemoryGetRangeValues(b *testing.B) {
|
|
for i := 0; i < b.N; i++ {
|
|
testMemoryGetRangeValues(b)
|
|
}
|
|
}
|