mirror of
https://github.com/prometheus/prometheus.git
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90 lines
2.1 KiB
Go
90 lines
2.1 KiB
Go
// Copyright 2023 The Prometheus Authors
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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 prompb
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import (
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"testing"
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"github.com/stretchr/testify/require"
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)
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func TestOptimizedMarshal(t *testing.T) {
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var got []byte
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tests := []struct {
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name string
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m *MinimizedWriteRequest
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}{
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// {
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// name: "empty",
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// m: &MinimizedWriteRequest{},
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// },
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{
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name: "simple",
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m: &MinimizedWriteRequest{
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Timeseries: []MinimizedTimeSeries{
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{
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LabelSymbols: []uint32{
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0, 10,
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10, 3,
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13, 3,
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16, 6,
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22, 3,
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25, 5,
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30, 3,
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33, 7,
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},
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Samples: []Sample{{Value: 1, Timestamp: 0}},
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Exemplars: []Exemplar{{Labels: []Label{{Name: "f", Value: "g"}}, Value: 1, Timestamp: 0}},
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Histograms: nil,
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},
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{
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LabelSymbols: []uint32{
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0, 10,
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10, 3,
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13, 3,
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16, 6,
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22, 3,
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25, 5,
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30, 3,
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33, 7,
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},
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Samples: []Sample{{Value: 2, Timestamp: 1}},
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Exemplars: []Exemplar{{Labels: []Label{{Name: "h", Value: "i"}}, Value: 2, Timestamp: 1}},
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Histograms: nil,
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},
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},
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// 40 chars
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Symbols: "abcdefghijabcdefghijabcdefghijabcdefghij",
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},
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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got = got[:0]
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// should be the same as the standard marshal
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expected, err := tt.m.Marshal()
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require.NoError(t, err)
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got, err = tt.m.OptimizedMarshal(got)
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require.NoError(t, err)
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require.Equal(t, expected, got)
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// round trip
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m := &MinimizedWriteRequest{}
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require.NoError(t, m.Unmarshal(got))
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require.Equal(t, tt.m, m)
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})
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}
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}
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