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			2475 lines
		
	
	
		
			61 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			2475 lines
		
	
	
		
			61 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
// Copyright 2021 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 textparse
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import (
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	"bytes"
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	"encoding/binary"
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	"errors"
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	"io"
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	"testing"
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	"github.com/gogo/protobuf/proto"
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	"github.com/prometheus/common/model"
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	"github.com/stretchr/testify/require"
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	"github.com/prometheus/prometheus/model/exemplar"
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	"github.com/prometheus/prometheus/model/histogram"
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	"github.com/prometheus/prometheus/model/labels"
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	"github.com/prometheus/prometheus/util/testutil"
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	dto "github.com/prometheus/prometheus/prompb/io/prometheus/client"
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)
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func createTestProtoBuf(t *testing.T) *bytes.Buffer {
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	testMetricFamilies := []string{
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		`name: "go_build_info"
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help: "Build information about the main Go module."
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type: GAUGE
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metric: <
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  label: <
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    name: "checksum"
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    value: ""
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  >
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  label: <
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    name: "path"
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    value: "github.com/prometheus/client_golang"
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  >
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  label: <
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    name: "version"
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    value: "(devel)"
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  >
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  gauge: <
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    value: 1
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  >
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>
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`,
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		`name: "go_memstats_alloc_bytes_total"
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help: "Total number of bytes allocated, even if freed."
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type: COUNTER
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unit: "bytes"
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metric: <
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  counter: <
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    value: 1.546544e+06
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    exemplar: <
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      label: <
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        name: "dummyID"
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        value: "42"
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      >
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      value: 12
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      timestamp: <
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        seconds: 1625851151
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        nanos: 233181499
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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: "something_untyped"
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help: "Just to test the untyped type."
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type: UNTYPED
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metric: <
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  untyped: <
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    value: 42
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  >
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  timestamp_ms: 1234567
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>
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`,
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		`name: "test_histogram"
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help: "Test histogram with many buckets removed to keep it manageable in size."
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type: HISTOGRAM
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metric: <
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  histogram: <
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    sample_count: 175
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    sample_sum: 0.0008280461746287094
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    bucket: <
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      cumulative_count: 2
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      upper_bound: -0.0004899999999999998
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    >
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    bucket: <
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      cumulative_count: 4
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      upper_bound: -0.0003899999999999998
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      exemplar: <
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        label: <
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          name: "dummyID"
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          value: "59727"
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        >
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        value: -0.00039
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        timestamp: <
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          seconds: 1625851155
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          nanos: 146848499
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        >
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      >
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    >
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    bucket: <
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      cumulative_count: 16
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      upper_bound: -0.0002899999999999998
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      exemplar: <
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        label: <
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          name: "dummyID"
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          value: "5617"
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        >
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        value: -0.00029
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      >
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    >
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    schema: 3
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    zero_threshold: 2.938735877055719e-39
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    zero_count: 2
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    negative_span: <
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      offset: -162
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      length: 1
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    >
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    negative_span: <
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      offset: 23
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      length: 4
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    >
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    negative_delta: 1
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    negative_delta: 3
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    negative_delta: -2
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    negative_delta: -1
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    negative_delta: 1
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    positive_span: <
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      offset: -161
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      length: 1
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    >
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    positive_span: <
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      offset: 8
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      length: 3
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    >
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    positive_delta: 1
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    positive_delta: 2
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    positive_delta: -1
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    positive_delta: -1
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  >
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  timestamp_ms: 1234568
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>
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`,
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		`name: "test_gauge_histogram"
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help: "Like test_histogram but as gauge histogram."
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type: GAUGE_HISTOGRAM
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metric: <
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  histogram: <
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    sample_count: 175
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    sample_sum: 0.0008280461746287094
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    bucket: <
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      cumulative_count: 2
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      upper_bound: -0.0004899999999999998
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    >
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    bucket: <
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      cumulative_count: 4
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      upper_bound: -0.0003899999999999998
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      exemplar: <
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        label: <
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          name: "dummyID"
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          value: "59727"
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        >
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        value: -0.00039
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        timestamp: <
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          seconds: 1625851155
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          nanos: 146848499
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        >
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      >
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						|
    >
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    bucket: <
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      cumulative_count: 16
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      upper_bound: -0.0002899999999999998
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      exemplar: <
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        label: <
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          name: "dummyID"
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          value: "5617"
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        >
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        value: -0.00029
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      >
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    >
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    schema: 3
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    zero_threshold: 2.938735877055719e-39
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    zero_count: 2
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						|
    negative_span: <
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						|
      offset: -162
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						|
      length: 1
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    >
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						|
    negative_span: <
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						|
      offset: 23
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						|
      length: 4
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    >
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						|
    negative_delta: 1
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						|
    negative_delta: 3
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    negative_delta: -2
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						|
    negative_delta: -1
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						|
    negative_delta: 1
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						|
    positive_span: <
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						|
      offset: -161
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						|
      length: 1
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    >
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    positive_span: <
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						|
      offset: 8
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						|
      length: 3
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    >
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						|
    positive_delta: 1
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						|
    positive_delta: 2
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						|
    positive_delta: -1
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						|
    positive_delta: -1
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						|
  >
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  timestamp_ms: 1234568
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>
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						|
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						|
`,
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		`name: "test_float_histogram"
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help: "Test float histogram with many buckets removed to keep it manageable in size."
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type: HISTOGRAM
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metric: <
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						|
  histogram: <
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						|
    sample_count_float: 175.0
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    sample_sum: 0.0008280461746287094
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    bucket: <
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						|
      cumulative_count_float: 2.0
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						|
      upper_bound: -0.0004899999999999998
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    >
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    bucket: <
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						|
      cumulative_count_float: 4.0
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						|
      upper_bound: -0.0003899999999999998
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						|
      exemplar: <
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						|
        label: <
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						|
          name: "dummyID"
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						|
          value: "59727"
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						|
        >
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						|
        value: -0.00039
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						|
        timestamp: <
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						|
          seconds: 1625851155
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						|
          nanos: 146848499
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						|
        >
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						|
      >
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						|
    >
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						|
    bucket: <
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						|
      cumulative_count_float: 16
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						|
      upper_bound: -0.0002899999999999998
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						|
      exemplar: <
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						|
        label: <
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						|
          name: "dummyID"
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						|
          value: "5617"
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        >
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						|
        value: -0.00029
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						|
      >
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						|
    >
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						|
    schema: 3
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						|
    zero_threshold: 2.938735877055719e-39
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						|
    zero_count_float: 2.0
 | 
						|
    negative_span: <
 | 
						|
      offset: -162
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						|
      length: 1
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						|
    >
 | 
						|
    negative_span: <
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						|
      offset: 23
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						|
      length: 4
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						|
    >
 | 
						|
    negative_count: 1.0
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						|
    negative_count: 3.0
 | 
						|
    negative_count: -2.0
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						|
    negative_count: -1.0
 | 
						|
    negative_count: 1.0
 | 
						|
    positive_span: <
 | 
						|
      offset: -161
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						|
      length: 1
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						|
    >
 | 
						|
    positive_span: <
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						|
      offset: 8
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						|
      length: 3
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						|
    >
 | 
						|
    positive_count: 1.0
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						|
    positive_count: 2.0
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						|
    positive_count: -1.0
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						|
    positive_count: -1.0
 | 
						|
  >
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						|
  timestamp_ms: 1234568
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						|
>
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						|
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						|
`,
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						|
		`name: "test_gauge_float_histogram"
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						|
help: "Like test_float_histogram but as gauge histogram."
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						|
type: GAUGE_HISTOGRAM
 | 
						|
metric: <
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						|
  histogram: <
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						|
    sample_count_float: 175.0
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						|
    sample_sum: 0.0008280461746287094
 | 
						|
    bucket: <
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						|
      cumulative_count_float: 2.0
 | 
						|
      upper_bound: -0.0004899999999999998
 | 
						|
    >
 | 
						|
    bucket: <
 | 
						|
      cumulative_count_float: 4.0
 | 
						|
      upper_bound: -0.0003899999999999998
 | 
						|
      exemplar: <
 | 
						|
        label: <
 | 
						|
          name: "dummyID"
 | 
						|
          value: "59727"
 | 
						|
        >
 | 
						|
        value: -0.00039
 | 
						|
        timestamp: <
 | 
						|
          seconds: 1625851155
 | 
						|
          nanos: 146848499
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						|
        >
 | 
						|
      >
 | 
						|
    >
 | 
						|
    bucket: <
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						|
      cumulative_count_float: 16
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						|
      upper_bound: -0.0002899999999999998
 | 
						|
      exemplar: <
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						|
        label: <
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						|
          name: "dummyID"
 | 
						|
          value: "5617"
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						|
        >
 | 
						|
        value: -0.00029
 | 
						|
      >
 | 
						|
    >
 | 
						|
    schema: 3
 | 
						|
    zero_threshold: 2.938735877055719e-39
 | 
						|
    zero_count_float: 2.0
 | 
						|
    negative_span: <
 | 
						|
      offset: -162
 | 
						|
      length: 1
 | 
						|
    >
 | 
						|
    negative_span: <
 | 
						|
      offset: 23
 | 
						|
      length: 4
 | 
						|
    >
 | 
						|
    negative_count: 1.0
 | 
						|
    negative_count: 3.0
 | 
						|
    negative_count: -2.0
 | 
						|
    negative_count: -1.0
 | 
						|
    negative_count: 1.0
 | 
						|
    positive_span: <
 | 
						|
      offset: -161
 | 
						|
      length: 1
 | 
						|
    >
 | 
						|
    positive_span: <
 | 
						|
      offset: 8
 | 
						|
      length: 3
 | 
						|
    >
 | 
						|
    positive_count: 1.0
 | 
						|
    positive_count: 2.0
 | 
						|
    positive_count: -1.0
 | 
						|
    positive_count: -1.0
 | 
						|
  >
 | 
						|
  timestamp_ms: 1234568
 | 
						|
>
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						|
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						|
`,
 | 
						|
		`name: "test_histogram2"
 | 
						|
help: "Similar histogram as before but now without sparse buckets."
 | 
						|
type: HISTOGRAM
 | 
						|
metric: <
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						|
  histogram: <
 | 
						|
    sample_count: 175
 | 
						|
    sample_sum: 0.000828
 | 
						|
    bucket: <
 | 
						|
      cumulative_count: 2
 | 
						|
      upper_bound: -0.00048
 | 
						|
    >
 | 
						|
    bucket: <
 | 
						|
      cumulative_count: 4
 | 
						|
      upper_bound: -0.00038
 | 
						|
      exemplar: <
 | 
						|
        label: <
 | 
						|
          name: "dummyID"
 | 
						|
          value: "59727"
 | 
						|
        >
 | 
						|
        value: -0.00038
 | 
						|
        timestamp: <
 | 
						|
          seconds: 1625851153
 | 
						|
          nanos: 146848499
 | 
						|
        >
 | 
						|
      >
 | 
						|
    >
 | 
						|
    bucket: <
 | 
						|
      cumulative_count: 16
 | 
						|
      upper_bound: 1
 | 
						|
      exemplar: <
 | 
						|
        label: <
 | 
						|
          name: "dummyID"
 | 
						|
          value: "5617"
 | 
						|
        >
 | 
						|
        value: -0.000295
 | 
						|
      >
 | 
						|
    >
 | 
						|
    schema: 0
 | 
						|
    zero_threshold: 0
 | 
						|
  >
 | 
						|
>
 | 
						|
 | 
						|
`,
 | 
						|
		`name: "test_histogram_family"
 | 
						|
help: "Test histogram metric family with two very simple histograms."
 | 
						|
type: HISTOGRAM
 | 
						|
metric: <
 | 
						|
  label: <
 | 
						|
    name: "foo"
 | 
						|
    value: "bar"
 | 
						|
  >
 | 
						|
  histogram: <
 | 
						|
    sample_count: 5
 | 
						|
    sample_sum: 12.1
 | 
						|
    bucket: <
 | 
						|
      cumulative_count: 2
 | 
						|
      upper_bound: 1.1
 | 
						|
    >
 | 
						|
    bucket: <
 | 
						|
      cumulative_count: 3
 | 
						|
      upper_bound: 2.2
 | 
						|
    >
 | 
						|
    schema: 3
 | 
						|
    positive_span: <
 | 
						|
      offset: 8
 | 
						|
      length: 2
 | 
						|
    >
 | 
						|
    positive_delta: 2
 | 
						|
    positive_delta: 1
 | 
						|
  >
 | 
						|
>
 | 
						|
metric: <
 | 
						|
  label: <
 | 
						|
    name: "foo"
 | 
						|
    value: "baz"
 | 
						|
  >
 | 
						|
  histogram: <
 | 
						|
    sample_count: 6
 | 
						|
    sample_sum: 13.1
 | 
						|
    bucket: <
 | 
						|
      cumulative_count: 1
 | 
						|
      upper_bound: 1.1
 | 
						|
    >
 | 
						|
    bucket: <
 | 
						|
      cumulative_count: 5
 | 
						|
      upper_bound: 2.2
 | 
						|
    >
 | 
						|
    schema: 3
 | 
						|
    positive_span: <
 | 
						|
      offset: 8
 | 
						|
      length: 2
 | 
						|
    >
 | 
						|
    positive_delta: 1
 | 
						|
    positive_delta: 4
 | 
						|
  >
 | 
						|
>
 | 
						|
 | 
						|
`,
 | 
						|
		`name: "test_float_histogram_with_zerothreshold_zero"
 | 
						|
help: "Test float histogram with a zero threshold of zero."
 | 
						|
type: HISTOGRAM
 | 
						|
metric: <
 | 
						|
  histogram: <
 | 
						|
    sample_count_float: 5.0
 | 
						|
    sample_sum: 12.1
 | 
						|
    schema: 3
 | 
						|
    positive_span: <
 | 
						|
      offset: 8
 | 
						|
      length: 2
 | 
						|
    >
 | 
						|
    positive_count: 2.0
 | 
						|
    positive_count: 3.0
 | 
						|
  >
 | 
						|
>
 | 
						|
 | 
						|
`,
 | 
						|
		`name: "rpc_durations_seconds"
 | 
						|
help: "RPC latency distributions."
 | 
						|
type: SUMMARY
 | 
						|
metric: <
 | 
						|
  label: <
 | 
						|
    name: "service"
 | 
						|
    value: "exponential"
 | 
						|
  >
 | 
						|
  summary: <
 | 
						|
    sample_count: 262
 | 
						|
    sample_sum: 0.00025551262820703587
 | 
						|
    quantile: <
 | 
						|
      quantile: 0.5
 | 
						|
      value: 6.442786329648548e-07
 | 
						|
    >
 | 
						|
    quantile: <
 | 
						|
      quantile: 0.9
 | 
						|
      value: 1.9435742936658396e-06
 | 
						|
    >
 | 
						|
    quantile: <
 | 
						|
      quantile: 0.99
 | 
						|
      value: 4.0471608667037015e-06
 | 
						|
    >
 | 
						|
  >
 | 
						|
>
 | 
						|
`,
 | 
						|
		`name: "without_quantiles"
 | 
						|
help: "A summary without quantiles."
 | 
						|
type: SUMMARY
 | 
						|
metric: <
 | 
						|
  summary: <
 | 
						|
    sample_count: 42
 | 
						|
    sample_sum: 1.234
 | 
						|
  >
 | 
						|
>
 | 
						|
`,
 | 
						|
		`name: "empty_histogram"
 | 
						|
help: "A histogram without observations and with a zero threshold of zero but with a no-op span to identify it as a native histogram."
 | 
						|
type: HISTOGRAM
 | 
						|
metric: <
 | 
						|
  histogram: <
 | 
						|
    positive_span: <
 | 
						|
      offset: 0
 | 
						|
      length: 0
 | 
						|
    >
 | 
						|
  >
 | 
						|
>
 | 
						|
 | 
						|
`,
 | 
						|
		`name: "test_counter_with_createdtimestamp"
 | 
						|
help: "A counter with a created timestamp."
 | 
						|
type: COUNTER
 | 
						|
metric: <
 | 
						|
  counter: <
 | 
						|
    value: 42
 | 
						|
    created_timestamp: <
 | 
						|
      seconds: 1
 | 
						|
      nanos: 1
 | 
						|
    >
 | 
						|
  >
 | 
						|
>
 | 
						|
 | 
						|
`,
 | 
						|
		`name: "test_summary_with_createdtimestamp"
 | 
						|
help: "A summary with a created timestamp."
 | 
						|
type: SUMMARY
 | 
						|
metric: <
 | 
						|
  summary: <
 | 
						|
    sample_count: 42
 | 
						|
    sample_sum: 1.234
 | 
						|
    created_timestamp: <
 | 
						|
      seconds: 1
 | 
						|
      nanos: 1
 | 
						|
    >
 | 
						|
  >
 | 
						|
>
 | 
						|
 | 
						|
`,
 | 
						|
		`name: "test_histogram_with_createdtimestamp"
 | 
						|
help: "A histogram with a created timestamp."
 | 
						|
type: HISTOGRAM
 | 
						|
metric: <
 | 
						|
  histogram: <
 | 
						|
    created_timestamp: <
 | 
						|
      seconds: 1
 | 
						|
      nanos: 1
 | 
						|
    >
 | 
						|
    positive_span: <
 | 
						|
      offset: 0
 | 
						|
      length: 0
 | 
						|
    >
 | 
						|
  >
 | 
						|
>
 | 
						|
 | 
						|
`,
 | 
						|
		`name: "test_gaugehistogram_with_createdtimestamp"
 | 
						|
help: "A gauge histogram with a created timestamp."
 | 
						|
type: GAUGE_HISTOGRAM
 | 
						|
metric: <
 | 
						|
  histogram: <
 | 
						|
    created_timestamp: <
 | 
						|
      seconds: 1
 | 
						|
      nanos: 1
 | 
						|
    >
 | 
						|
    positive_span: <
 | 
						|
      offset: 0
 | 
						|
      length: 0
 | 
						|
    >
 | 
						|
  >
 | 
						|
>
 | 
						|
 | 
						|
`,
 | 
						|
		`name: "test_histogram_with_native_histogram_exemplars"
 | 
						|
help: "A histogram with native histogram exemplars."
 | 
						|
type: HISTOGRAM
 | 
						|
metric: <
 | 
						|
  histogram: <
 | 
						|
    sample_count: 175
 | 
						|
    sample_sum: 0.0008280461746287094
 | 
						|
    bucket: <
 | 
						|
      cumulative_count: 2
 | 
						|
      upper_bound: -0.0004899999999999998
 | 
						|
    >
 | 
						|
    bucket: <
 | 
						|
      cumulative_count: 4
 | 
						|
      upper_bound: -0.0003899999999999998
 | 
						|
      exemplar: <
 | 
						|
	    label: <
 | 
						|
	      name: "dummyID"
 | 
						|
	      value: "59727"
 | 
						|
	    >
 | 
						|
	    value: -0.00039
 | 
						|
	    timestamp: <
 | 
						|
	      seconds: 1625851155
 | 
						|
	      nanos: 146848499
 | 
						|
	    >
 | 
						|
      >
 | 
						|
    >
 | 
						|
    bucket: <
 | 
						|
      cumulative_count: 16
 | 
						|
      upper_bound: -0.0002899999999999998
 | 
						|
      exemplar: <
 | 
						|
	    label: <
 | 
						|
	      name: "dummyID"
 | 
						|
	      value: "5617"
 | 
						|
	    >
 | 
						|
	    value: -0.00029
 | 
						|
      >
 | 
						|
    >
 | 
						|
    schema: 3
 | 
						|
    zero_threshold: 2.938735877055719e-39
 | 
						|
    zero_count: 2
 | 
						|
    negative_span: <
 | 
						|
      offset: -162
 | 
						|
      length: 1
 | 
						|
    >
 | 
						|
    negative_span: <
 | 
						|
      offset: 23
 | 
						|
      length: 4
 | 
						|
    >
 | 
						|
    negative_delta: 1
 | 
						|
    negative_delta: 3
 | 
						|
    negative_delta: -2
 | 
						|
    negative_delta: -1
 | 
						|
    negative_delta: 1
 | 
						|
    positive_span: <
 | 
						|
      offset: -161
 | 
						|
      length: 1
 | 
						|
    >
 | 
						|
    positive_span: <
 | 
						|
      offset: 8
 | 
						|
      length: 3
 | 
						|
    >
 | 
						|
    positive_delta: 1
 | 
						|
    positive_delta: 2
 | 
						|
    positive_delta: -1
 | 
						|
    positive_delta: -1
 | 
						|
    exemplars: <
 | 
						|
      label: <
 | 
						|
        name: "dummyID"
 | 
						|
        value: "59780"
 | 
						|
      >
 | 
						|
      value: -0.00039
 | 
						|
      timestamp: <
 | 
						|
        seconds: 1625851155
 | 
						|
        nanos: 146848499
 | 
						|
      >
 | 
						|
    >
 | 
						|
    exemplars: <
 | 
						|
      label: <
 | 
						|
        name: "dummyID"
 | 
						|
        value: "5617"
 | 
						|
      >
 | 
						|
      value: -0.00029
 | 
						|
    >
 | 
						|
    exemplars: <
 | 
						|
      label: <
 | 
						|
        name: "dummyID"
 | 
						|
        value: "59772"
 | 
						|
      >
 | 
						|
      value: -0.00052
 | 
						|
      timestamp: <
 | 
						|
        seconds: 1625851160
 | 
						|
        nanos: 156848499
 | 
						|
      >
 | 
						|
    >
 | 
						|
  >
 | 
						|
  timestamp_ms: 1234568
 | 
						|
>
 | 
						|
 | 
						|
`,
 | 
						|
 | 
						|
		`name: "test_histogram_with_native_histogram_exemplars2"
 | 
						|
help: "Another histogram with native histogram exemplars."
 | 
						|
type: HISTOGRAM
 | 
						|
metric: <
 | 
						|
  histogram: <
 | 
						|
    sample_count: 175
 | 
						|
    sample_sum: 0.0008280461746287094
 | 
						|
    bucket: <
 | 
						|
      cumulative_count: 2
 | 
						|
      upper_bound: -0.0004899999999999998
 | 
						|
    >
 | 
						|
    bucket: <
 | 
						|
      cumulative_count: 4
 | 
						|
      upper_bound: -0.0003899999999999998
 | 
						|
    >
 | 
						|
    bucket: <
 | 
						|
      cumulative_count: 16
 | 
						|
      upper_bound: -0.0002899999999999998
 | 
						|
    >
 | 
						|
    schema: 3
 | 
						|
    zero_threshold: 2.938735877055719e-39
 | 
						|
    zero_count: 2
 | 
						|
    negative_span: <
 | 
						|
      offset: -162
 | 
						|
      length: 1
 | 
						|
    >
 | 
						|
    negative_span: <
 | 
						|
      offset: 23
 | 
						|
      length: 4
 | 
						|
    >
 | 
						|
    negative_delta: 1
 | 
						|
    negative_delta: 3
 | 
						|
    negative_delta: -2
 | 
						|
    negative_delta: -1
 | 
						|
    negative_delta: 1
 | 
						|
    positive_span: <
 | 
						|
      offset: -161
 | 
						|
      length: 1
 | 
						|
    >
 | 
						|
    positive_span: <
 | 
						|
      offset: 8
 | 
						|
      length: 3
 | 
						|
    >
 | 
						|
    positive_delta: 1
 | 
						|
    positive_delta: 2
 | 
						|
    positive_delta: -1
 | 
						|
    positive_delta: -1
 | 
						|
    exemplars: <
 | 
						|
      label: <
 | 
						|
        name: "dummyID"
 | 
						|
        value: "59780"
 | 
						|
      >
 | 
						|
      value: -0.00039
 | 
						|
      timestamp: <
 | 
						|
        seconds: 1625851155
 | 
						|
        nanos: 146848499
 | 
						|
      >
 | 
						|
    >
 | 
						|
  >
 | 
						|
  timestamp_ms: 1234568
 | 
						|
>
 | 
						|
 | 
						|
`,
 | 
						|
	}
 | 
						|
 | 
						|
	varintBuf := make([]byte, binary.MaxVarintLen32)
 | 
						|
	buf := &bytes.Buffer{}
 | 
						|
 | 
						|
	for _, tmf := range testMetricFamilies {
 | 
						|
		pb := &dto.MetricFamily{}
 | 
						|
		// From text to proto message.
 | 
						|
		require.NoError(t, proto.UnmarshalText(tmf, pb))
 | 
						|
		// From proto message to binary protobuf.
 | 
						|
		protoBuf, err := proto.Marshal(pb)
 | 
						|
		require.NoError(t, err)
 | 
						|
 | 
						|
		// Write first length, then binary protobuf.
 | 
						|
		varintLength := binary.PutUvarint(varintBuf, uint64(len(protoBuf)))
 | 
						|
		buf.Write(varintBuf[:varintLength])
 | 
						|
		buf.Write(protoBuf)
 | 
						|
	}
 | 
						|
 | 
						|
	return buf
 | 
						|
}
 | 
						|
 | 
						|
func TestProtobufParse(t *testing.T) {
 | 
						|
	type parseResult struct {
 | 
						|
		lset    labels.Labels
 | 
						|
		m       string
 | 
						|
		t       int64
 | 
						|
		v       float64
 | 
						|
		typ     model.MetricType
 | 
						|
		help    string
 | 
						|
		unit    string
 | 
						|
		comment string
 | 
						|
		shs     *histogram.Histogram
 | 
						|
		fhs     *histogram.FloatHistogram
 | 
						|
		e       []exemplar.Exemplar
 | 
						|
		ct      int64
 | 
						|
	}
 | 
						|
 | 
						|
	inputBuf := createTestProtoBuf(t)
 | 
						|
 | 
						|
	scenarios := []struct {
 | 
						|
		name     string
 | 
						|
		parser   Parser
 | 
						|
		expected []parseResult
 | 
						|
	}{
 | 
						|
		{
 | 
						|
			name:   "ignore classic buckets of native histograms",
 | 
						|
			parser: NewProtobufParser(inputBuf.Bytes(), false, labels.NewSymbolTable()),
 | 
						|
			expected: []parseResult{
 | 
						|
				{
 | 
						|
					m:    "go_build_info",
 | 
						|
					help: "Build information about the main Go module.",
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:   "go_build_info",
 | 
						|
					typ: model.MetricTypeGauge,
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "go_build_info\xFFchecksum\xFF\xFFpath\xFFgithub.com/prometheus/client_golang\xFFversion\xFF(devel)",
 | 
						|
					v: 1,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "go_build_info",
 | 
						|
						"checksum", "",
 | 
						|
						"path", "github.com/prometheus/client_golang",
 | 
						|
						"version", "(devel)",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:    "go_memstats_alloc_bytes_total",
 | 
						|
					help: "Total number of bytes allocated, even if freed.",
 | 
						|
					unit: "bytes",
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:   "go_memstats_alloc_bytes_total",
 | 
						|
					typ: model.MetricTypeCounter,
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "go_memstats_alloc_bytes_total",
 | 
						|
					v: 1.546544e+06,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "go_memstats_alloc_bytes_total",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "42"), Value: 12, HasTs: true, Ts: 1625851151233},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:    "something_untyped",
 | 
						|
					help: "Just to test the untyped type.",
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:   "something_untyped",
 | 
						|
					typ: model.MetricTypeUnknown,
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "something_untyped",
 | 
						|
					t: 1234567,
 | 
						|
					v: 42,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "something_untyped",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:    "test_histogram",
 | 
						|
					help: "Test histogram with many buckets removed to keep it manageable in size.",
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:   "test_histogram",
 | 
						|
					typ: model.MetricTypeHistogram,
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "test_histogram",
 | 
						|
					t: 1234568,
 | 
						|
					shs: &histogram.Histogram{
 | 
						|
						Count:         175,
 | 
						|
						ZeroCount:     2,
 | 
						|
						Sum:           0.0008280461746287094,
 | 
						|
						ZeroThreshold: 2.938735877055719e-39,
 | 
						|
						Schema:        3,
 | 
						|
						PositiveSpans: []histogram.Span{
 | 
						|
							{Offset: -161, Length: 1},
 | 
						|
							{Offset: 8, Length: 3},
 | 
						|
						},
 | 
						|
						NegativeSpans: []histogram.Span{
 | 
						|
							{Offset: -162, Length: 1},
 | 
						|
							{Offset: 23, Length: 4},
 | 
						|
						},
 | 
						|
						PositiveBuckets: []int64{1, 2, -1, -1},
 | 
						|
						NegativeBuckets: []int64{1, 3, -2, -1, 1},
 | 
						|
					},
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "59727"), Value: -0.00039, HasTs: true, Ts: 1625851155146},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:    "test_gauge_histogram",
 | 
						|
					help: "Like test_histogram but as gauge histogram.",
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:   "test_gauge_histogram",
 | 
						|
					typ: model.MetricTypeGaugeHistogram,
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "test_gauge_histogram",
 | 
						|
					t: 1234568,
 | 
						|
					shs: &histogram.Histogram{
 | 
						|
						CounterResetHint: histogram.GaugeType,
 | 
						|
						Count:            175,
 | 
						|
						ZeroCount:        2,
 | 
						|
						Sum:              0.0008280461746287094,
 | 
						|
						ZeroThreshold:    2.938735877055719e-39,
 | 
						|
						Schema:           3,
 | 
						|
						PositiveSpans: []histogram.Span{
 | 
						|
							{Offset: -161, Length: 1},
 | 
						|
							{Offset: 8, Length: 3},
 | 
						|
						},
 | 
						|
						NegativeSpans: []histogram.Span{
 | 
						|
							{Offset: -162, Length: 1},
 | 
						|
							{Offset: 23, Length: 4},
 | 
						|
						},
 | 
						|
						PositiveBuckets: []int64{1, 2, -1, -1},
 | 
						|
						NegativeBuckets: []int64{1, 3, -2, -1, 1},
 | 
						|
					},
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_gauge_histogram",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "59727"), Value: -0.00039, HasTs: true, Ts: 1625851155146},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:    "test_float_histogram",
 | 
						|
					help: "Test float histogram with many buckets removed to keep it manageable in size.",
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:   "test_float_histogram",
 | 
						|
					typ: model.MetricTypeHistogram,
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "test_float_histogram",
 | 
						|
					t: 1234568,
 | 
						|
					fhs: &histogram.FloatHistogram{
 | 
						|
						Count:         175.0,
 | 
						|
						ZeroCount:     2.0,
 | 
						|
						Sum:           0.0008280461746287094,
 | 
						|
						ZeroThreshold: 2.938735877055719e-39,
 | 
						|
						Schema:        3,
 | 
						|
						PositiveSpans: []histogram.Span{
 | 
						|
							{Offset: -161, Length: 1},
 | 
						|
							{Offset: 8, Length: 3},
 | 
						|
						},
 | 
						|
						NegativeSpans: []histogram.Span{
 | 
						|
							{Offset: -162, Length: 1},
 | 
						|
							{Offset: 23, Length: 4},
 | 
						|
						},
 | 
						|
						PositiveBuckets: []float64{1.0, 2.0, -1.0, -1.0},
 | 
						|
						NegativeBuckets: []float64{1.0, 3.0, -2.0, -1.0, 1.0},
 | 
						|
					},
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_float_histogram",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "59727"), Value: -0.00039, HasTs: true, Ts: 1625851155146},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:    "test_gauge_float_histogram",
 | 
						|
					help: "Like test_float_histogram but as gauge histogram.",
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:   "test_gauge_float_histogram",
 | 
						|
					typ: model.MetricTypeGaugeHistogram,
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "test_gauge_float_histogram",
 | 
						|
					t: 1234568,
 | 
						|
					fhs: &histogram.FloatHistogram{
 | 
						|
						CounterResetHint: histogram.GaugeType,
 | 
						|
						Count:            175.0,
 | 
						|
						ZeroCount:        2.0,
 | 
						|
						Sum:              0.0008280461746287094,
 | 
						|
						ZeroThreshold:    2.938735877055719e-39,
 | 
						|
						Schema:           3,
 | 
						|
						PositiveSpans: []histogram.Span{
 | 
						|
							{Offset: -161, Length: 1},
 | 
						|
							{Offset: 8, Length: 3},
 | 
						|
						},
 | 
						|
						NegativeSpans: []histogram.Span{
 | 
						|
							{Offset: -162, Length: 1},
 | 
						|
							{Offset: 23, Length: 4},
 | 
						|
						},
 | 
						|
						PositiveBuckets: []float64{1.0, 2.0, -1.0, -1.0},
 | 
						|
						NegativeBuckets: []float64{1.0, 3.0, -2.0, -1.0, 1.0},
 | 
						|
					},
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_gauge_float_histogram",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "59727"), Value: -0.00039, HasTs: true, Ts: 1625851155146},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:    "test_histogram2",
 | 
						|
					help: "Similar histogram as before but now without sparse buckets.",
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:   "test_histogram2",
 | 
						|
					typ: model.MetricTypeHistogram,
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "test_histogram2_count",
 | 
						|
					v: 175,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram2_count",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "test_histogram2_sum",
 | 
						|
					v: 0.000828,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram2_sum",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "test_histogram2_bucket\xffle\xff-0.00048",
 | 
						|
					v: 2,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram2_bucket",
 | 
						|
						"le", "-0.00048",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "test_histogram2_bucket\xffle\xff-0.00038",
 | 
						|
					v: 4,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram2_bucket",
 | 
						|
						"le", "-0.00038",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "59727"), Value: -0.00038, HasTs: true, Ts: 1625851153146},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "test_histogram2_bucket\xffle\xff1.0",
 | 
						|
					v: 16,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram2_bucket",
 | 
						|
						"le", "1.0",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "5617"), Value: -0.000295, HasTs: false},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "test_histogram2_bucket\xffle\xff+Inf",
 | 
						|
					v: 175,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram2_bucket",
 | 
						|
						"le", "+Inf",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:    "test_histogram_family",
 | 
						|
					help: "Test histogram metric family with two very simple histograms.",
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:   "test_histogram_family",
 | 
						|
					typ: model.MetricTypeHistogram,
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "test_histogram_family\xfffoo\xffbar",
 | 
						|
					shs: &histogram.Histogram{
 | 
						|
						CounterResetHint: histogram.UnknownCounterReset,
 | 
						|
						Count:            5,
 | 
						|
						Sum:              12.1,
 | 
						|
						Schema:           3,
 | 
						|
						PositiveSpans: []histogram.Span{
 | 
						|
							{Offset: 8, Length: 2},
 | 
						|
						},
 | 
						|
						NegativeSpans:   []histogram.Span{},
 | 
						|
						PositiveBuckets: []int64{2, 1},
 | 
						|
					},
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_family",
 | 
						|
						"foo", "bar",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "test_histogram_family\xfffoo\xffbaz",
 | 
						|
					shs: &histogram.Histogram{
 | 
						|
						CounterResetHint: histogram.UnknownCounterReset,
 | 
						|
						Count:            6,
 | 
						|
						Sum:              13.1,
 | 
						|
						Schema:           3,
 | 
						|
						PositiveSpans: []histogram.Span{
 | 
						|
							{Offset: 8, Length: 2},
 | 
						|
						},
 | 
						|
						NegativeSpans:   []histogram.Span{},
 | 
						|
						PositiveBuckets: []int64{1, 4},
 | 
						|
					},
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_family",
 | 
						|
						"foo", "baz",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:    "test_float_histogram_with_zerothreshold_zero",
 | 
						|
					help: "Test float histogram with a zero threshold of zero.",
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:   "test_float_histogram_with_zerothreshold_zero",
 | 
						|
					typ: model.MetricTypeHistogram,
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "test_float_histogram_with_zerothreshold_zero",
 | 
						|
					fhs: &histogram.FloatHistogram{
 | 
						|
						Count:  5.0,
 | 
						|
						Sum:    12.1,
 | 
						|
						Schema: 3,
 | 
						|
						PositiveSpans: []histogram.Span{
 | 
						|
							{Offset: 8, Length: 2},
 | 
						|
						},
 | 
						|
						PositiveBuckets: []float64{2.0, 3.0},
 | 
						|
						NegativeSpans:   []histogram.Span{},
 | 
						|
					},
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_float_histogram_with_zerothreshold_zero",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:    "rpc_durations_seconds",
 | 
						|
					help: "RPC latency distributions.",
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:   "rpc_durations_seconds",
 | 
						|
					typ: model.MetricTypeSummary,
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "rpc_durations_seconds_count\xffservice\xffexponential",
 | 
						|
					v: 262,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "rpc_durations_seconds_count",
 | 
						|
						"service", "exponential",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "rpc_durations_seconds_sum\xffservice\xffexponential",
 | 
						|
					v: 0.00025551262820703587,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "rpc_durations_seconds_sum",
 | 
						|
						"service", "exponential",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "rpc_durations_seconds\xffservice\xffexponential\xffquantile\xff0.5",
 | 
						|
					v: 6.442786329648548e-07,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "rpc_durations_seconds",
 | 
						|
						"quantile", "0.5",
 | 
						|
						"service", "exponential",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "rpc_durations_seconds\xffservice\xffexponential\xffquantile\xff0.9",
 | 
						|
					v: 1.9435742936658396e-06,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "rpc_durations_seconds",
 | 
						|
						"quantile", "0.9",
 | 
						|
						"service", "exponential",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "rpc_durations_seconds\xffservice\xffexponential\xffquantile\xff0.99",
 | 
						|
					v: 4.0471608667037015e-06,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "rpc_durations_seconds",
 | 
						|
						"quantile", "0.99",
 | 
						|
						"service", "exponential",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:    "without_quantiles",
 | 
						|
					help: "A summary without quantiles.",
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:   "without_quantiles",
 | 
						|
					typ: model.MetricTypeSummary,
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "without_quantiles_count",
 | 
						|
					v: 42,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "without_quantiles_count",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "without_quantiles_sum",
 | 
						|
					v: 1.234,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "without_quantiles_sum",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:    "empty_histogram",
 | 
						|
					help: "A histogram without observations and with a zero threshold of zero but with a no-op span to identify it as a native histogram.",
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:   "empty_histogram",
 | 
						|
					typ: model.MetricTypeHistogram,
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "empty_histogram",
 | 
						|
					shs: &histogram.Histogram{
 | 
						|
						CounterResetHint: histogram.UnknownCounterReset,
 | 
						|
						PositiveSpans:    []histogram.Span{},
 | 
						|
						NegativeSpans:    []histogram.Span{},
 | 
						|
					},
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "empty_histogram",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:    "test_counter_with_createdtimestamp",
 | 
						|
					help: "A counter with a created timestamp.",
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:   "test_counter_with_createdtimestamp",
 | 
						|
					typ: model.MetricTypeCounter,
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:  "test_counter_with_createdtimestamp",
 | 
						|
					v:  42,
 | 
						|
					ct: 1000,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_counter_with_createdtimestamp",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:    "test_summary_with_createdtimestamp",
 | 
						|
					help: "A summary with a created timestamp.",
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:   "test_summary_with_createdtimestamp",
 | 
						|
					typ: model.MetricTypeSummary,
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:  "test_summary_with_createdtimestamp_count",
 | 
						|
					v:  42,
 | 
						|
					ct: 1000,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_summary_with_createdtimestamp_count",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:  "test_summary_with_createdtimestamp_sum",
 | 
						|
					v:  1.234,
 | 
						|
					ct: 1000,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_summary_with_createdtimestamp_sum",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:    "test_histogram_with_createdtimestamp",
 | 
						|
					help: "A histogram with a created timestamp.",
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:   "test_histogram_with_createdtimestamp",
 | 
						|
					typ: model.MetricTypeHistogram,
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:  "test_histogram_with_createdtimestamp",
 | 
						|
					ct: 1000,
 | 
						|
					shs: &histogram.Histogram{
 | 
						|
						CounterResetHint: histogram.UnknownCounterReset,
 | 
						|
						PositiveSpans:    []histogram.Span{},
 | 
						|
						NegativeSpans:    []histogram.Span{},
 | 
						|
					},
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_with_createdtimestamp",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:    "test_gaugehistogram_with_createdtimestamp",
 | 
						|
					help: "A gauge histogram with a created timestamp.",
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:   "test_gaugehistogram_with_createdtimestamp",
 | 
						|
					typ: model.MetricTypeGaugeHistogram,
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:  "test_gaugehistogram_with_createdtimestamp",
 | 
						|
					ct: 1000,
 | 
						|
					shs: &histogram.Histogram{
 | 
						|
						CounterResetHint: histogram.GaugeType,
 | 
						|
						PositiveSpans:    []histogram.Span{},
 | 
						|
						NegativeSpans:    []histogram.Span{},
 | 
						|
					},
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_gaugehistogram_with_createdtimestamp",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:    "test_histogram_with_native_histogram_exemplars",
 | 
						|
					help: "A histogram with native histogram exemplars.",
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:   "test_histogram_with_native_histogram_exemplars",
 | 
						|
					typ: model.MetricTypeHistogram,
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "test_histogram_with_native_histogram_exemplars",
 | 
						|
					t: 1234568,
 | 
						|
					shs: &histogram.Histogram{
 | 
						|
						Count:         175,
 | 
						|
						ZeroCount:     2,
 | 
						|
						Sum:           0.0008280461746287094,
 | 
						|
						ZeroThreshold: 2.938735877055719e-39,
 | 
						|
						Schema:        3,
 | 
						|
						PositiveSpans: []histogram.Span{
 | 
						|
							{Offset: -161, Length: 1},
 | 
						|
							{Offset: 8, Length: 3},
 | 
						|
						},
 | 
						|
						NegativeSpans: []histogram.Span{
 | 
						|
							{Offset: -162, Length: 1},
 | 
						|
							{Offset: 23, Length: 4},
 | 
						|
						},
 | 
						|
						PositiveBuckets: []int64{1, 2, -1, -1},
 | 
						|
						NegativeBuckets: []int64{1, 3, -2, -1, 1},
 | 
						|
					},
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_with_native_histogram_exemplars",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "59780"), Value: -0.00039, HasTs: true, Ts: 1625851155146},
 | 
						|
						{Labels: labels.FromStrings("dummyID", "59772"), Value: -0.00052, HasTs: true, Ts: 1625851160156},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:    "test_histogram_with_native_histogram_exemplars2",
 | 
						|
					help: "Another histogram with native histogram exemplars.",
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m:   "test_histogram_with_native_histogram_exemplars2",
 | 
						|
					typ: model.MetricTypeHistogram,
 | 
						|
				},
 | 
						|
				{
 | 
						|
					m: "test_histogram_with_native_histogram_exemplars2",
 | 
						|
					t: 1234568,
 | 
						|
					shs: &histogram.Histogram{
 | 
						|
						Count:         175,
 | 
						|
						ZeroCount:     2,
 | 
						|
						Sum:           0.0008280461746287094,
 | 
						|
						ZeroThreshold: 2.938735877055719e-39,
 | 
						|
						Schema:        3,
 | 
						|
						PositiveSpans: []histogram.Span{
 | 
						|
							{Offset: -161, Length: 1},
 | 
						|
							{Offset: 8, Length: 3},
 | 
						|
						},
 | 
						|
						NegativeSpans: []histogram.Span{
 | 
						|
							{Offset: -162, Length: 1},
 | 
						|
							{Offset: 23, Length: 4},
 | 
						|
						},
 | 
						|
						PositiveBuckets: []int64{1, 2, -1, -1},
 | 
						|
						NegativeBuckets: []int64{1, 3, -2, -1, 1},
 | 
						|
					},
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_with_native_histogram_exemplars2",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "59780"), Value: -0.00039, HasTs: true, Ts: 1625851155146},
 | 
						|
					},
 | 
						|
				},
 | 
						|
			},
 | 
						|
		},
 | 
						|
		{
 | 
						|
			name:   "parse classic and native buckets",
 | 
						|
			parser: NewProtobufParser(inputBuf.Bytes(), true, labels.NewSymbolTable()),
 | 
						|
			expected: []parseResult{
 | 
						|
				{ // 0
 | 
						|
					m:    "go_build_info",
 | 
						|
					help: "Build information about the main Go module.",
 | 
						|
				},
 | 
						|
				{ // 1
 | 
						|
					m:   "go_build_info",
 | 
						|
					typ: model.MetricTypeGauge,
 | 
						|
				},
 | 
						|
				{ // 2
 | 
						|
					m: "go_build_info\xFFchecksum\xFF\xFFpath\xFFgithub.com/prometheus/client_golang\xFFversion\xFF(devel)",
 | 
						|
					v: 1,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "go_build_info",
 | 
						|
						"checksum", "",
 | 
						|
						"path", "github.com/prometheus/client_golang",
 | 
						|
						"version", "(devel)",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 3
 | 
						|
					m:    "go_memstats_alloc_bytes_total",
 | 
						|
					help: "Total number of bytes allocated, even if freed.",
 | 
						|
				},
 | 
						|
				{ // 4
 | 
						|
					m:   "go_memstats_alloc_bytes_total",
 | 
						|
					typ: model.MetricTypeCounter,
 | 
						|
				},
 | 
						|
				{ // 5
 | 
						|
					m: "go_memstats_alloc_bytes_total",
 | 
						|
					v: 1.546544e+06,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "go_memstats_alloc_bytes_total",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "42"), Value: 12, HasTs: true, Ts: 1625851151233},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{ // 6
 | 
						|
					m:    "something_untyped",
 | 
						|
					help: "Just to test the untyped type.",
 | 
						|
				},
 | 
						|
				{ // 7
 | 
						|
					m:   "something_untyped",
 | 
						|
					typ: model.MetricTypeUnknown,
 | 
						|
				},
 | 
						|
				{ // 8
 | 
						|
					m: "something_untyped",
 | 
						|
					t: 1234567,
 | 
						|
					v: 42,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "something_untyped",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 9
 | 
						|
					m:    "test_histogram",
 | 
						|
					help: "Test histogram with many buckets removed to keep it manageable in size.",
 | 
						|
				},
 | 
						|
				{ // 10
 | 
						|
					m:   "test_histogram",
 | 
						|
					typ: model.MetricTypeHistogram,
 | 
						|
				},
 | 
						|
				{ // 11
 | 
						|
					m: "test_histogram",
 | 
						|
					t: 1234568,
 | 
						|
					shs: &histogram.Histogram{
 | 
						|
						Count:         175,
 | 
						|
						ZeroCount:     2,
 | 
						|
						Sum:           0.0008280461746287094,
 | 
						|
						ZeroThreshold: 2.938735877055719e-39,
 | 
						|
						Schema:        3,
 | 
						|
						PositiveSpans: []histogram.Span{
 | 
						|
							{Offset: -161, Length: 1},
 | 
						|
							{Offset: 8, Length: 3},
 | 
						|
						},
 | 
						|
						NegativeSpans: []histogram.Span{
 | 
						|
							{Offset: -162, Length: 1},
 | 
						|
							{Offset: 23, Length: 4},
 | 
						|
						},
 | 
						|
						PositiveBuckets: []int64{1, 2, -1, -1},
 | 
						|
						NegativeBuckets: []int64{1, 3, -2, -1, 1},
 | 
						|
					},
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "59727"), Value: -0.00039, HasTs: true, Ts: 1625851155146},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{ // 12
 | 
						|
					m: "test_histogram_count",
 | 
						|
					t: 1234568,
 | 
						|
					v: 175,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_count",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 13
 | 
						|
					m: "test_histogram_sum",
 | 
						|
					t: 1234568,
 | 
						|
					v: 0.0008280461746287094,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_sum",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 14
 | 
						|
					m: "test_histogram_bucket\xffle\xff-0.0004899999999999998",
 | 
						|
					t: 1234568,
 | 
						|
					v: 2,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_bucket",
 | 
						|
						"le", "-0.0004899999999999998",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 15
 | 
						|
					m: "test_histogram_bucket\xffle\xff-0.0003899999999999998",
 | 
						|
					t: 1234568,
 | 
						|
					v: 4,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_bucket",
 | 
						|
						"le", "-0.0003899999999999998",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "59727"), Value: -0.00039, HasTs: true, Ts: 1625851155146},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{ // 16
 | 
						|
					m: "test_histogram_bucket\xffle\xff-0.0002899999999999998",
 | 
						|
					t: 1234568,
 | 
						|
					v: 16,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_bucket",
 | 
						|
						"le", "-0.0002899999999999998",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "5617"), Value: -0.00029, HasTs: false},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{ // 17
 | 
						|
					m: "test_histogram_bucket\xffle\xff+Inf",
 | 
						|
					t: 1234568,
 | 
						|
					v: 175,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_bucket",
 | 
						|
						"le", "+Inf",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 18
 | 
						|
					m:    "test_gauge_histogram",
 | 
						|
					help: "Like test_histogram but as gauge histogram.",
 | 
						|
				},
 | 
						|
				{ // 19
 | 
						|
					m:   "test_gauge_histogram",
 | 
						|
					typ: model.MetricTypeGaugeHistogram,
 | 
						|
				},
 | 
						|
				{ // 20
 | 
						|
					m: "test_gauge_histogram",
 | 
						|
					t: 1234568,
 | 
						|
					shs: &histogram.Histogram{
 | 
						|
						CounterResetHint: histogram.GaugeType,
 | 
						|
						Count:            175,
 | 
						|
						ZeroCount:        2,
 | 
						|
						Sum:              0.0008280461746287094,
 | 
						|
						ZeroThreshold:    2.938735877055719e-39,
 | 
						|
						Schema:           3,
 | 
						|
						PositiveSpans: []histogram.Span{
 | 
						|
							{Offset: -161, Length: 1},
 | 
						|
							{Offset: 8, Length: 3},
 | 
						|
						},
 | 
						|
						NegativeSpans: []histogram.Span{
 | 
						|
							{Offset: -162, Length: 1},
 | 
						|
							{Offset: 23, Length: 4},
 | 
						|
						},
 | 
						|
						PositiveBuckets: []int64{1, 2, -1, -1},
 | 
						|
						NegativeBuckets: []int64{1, 3, -2, -1, 1},
 | 
						|
					},
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_gauge_histogram",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "59727"), Value: -0.00039, HasTs: true, Ts: 1625851155146},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{ // 21
 | 
						|
					m: "test_gauge_histogram_count",
 | 
						|
					t: 1234568,
 | 
						|
					v: 175,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_gauge_histogram_count",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 22
 | 
						|
					m: "test_gauge_histogram_sum",
 | 
						|
					t: 1234568,
 | 
						|
					v: 0.0008280461746287094,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_gauge_histogram_sum",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 23
 | 
						|
					m: "test_gauge_histogram_bucket\xffle\xff-0.0004899999999999998",
 | 
						|
					t: 1234568,
 | 
						|
					v: 2,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_gauge_histogram_bucket",
 | 
						|
						"le", "-0.0004899999999999998",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 24
 | 
						|
					m: "test_gauge_histogram_bucket\xffle\xff-0.0003899999999999998",
 | 
						|
					t: 1234568,
 | 
						|
					v: 4,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_gauge_histogram_bucket",
 | 
						|
						"le", "-0.0003899999999999998",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "59727"), Value: -0.00039, HasTs: true, Ts: 1625851155146},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{ // 25
 | 
						|
					m: "test_gauge_histogram_bucket\xffle\xff-0.0002899999999999998",
 | 
						|
					t: 1234568,
 | 
						|
					v: 16,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_gauge_histogram_bucket",
 | 
						|
						"le", "-0.0002899999999999998",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "5617"), Value: -0.00029, HasTs: false},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{ // 26
 | 
						|
					m: "test_gauge_histogram_bucket\xffle\xff+Inf",
 | 
						|
					t: 1234568,
 | 
						|
					v: 175,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_gauge_histogram_bucket",
 | 
						|
						"le", "+Inf",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 27
 | 
						|
					m:    "test_float_histogram",
 | 
						|
					help: "Test float histogram with many buckets removed to keep it manageable in size.",
 | 
						|
				},
 | 
						|
				{ // 28
 | 
						|
					m:   "test_float_histogram",
 | 
						|
					typ: model.MetricTypeHistogram,
 | 
						|
				},
 | 
						|
				{ // 29
 | 
						|
					m: "test_float_histogram",
 | 
						|
					t: 1234568,
 | 
						|
					fhs: &histogram.FloatHistogram{
 | 
						|
						Count:         175.0,
 | 
						|
						ZeroCount:     2.0,
 | 
						|
						Sum:           0.0008280461746287094,
 | 
						|
						ZeroThreshold: 2.938735877055719e-39,
 | 
						|
						Schema:        3,
 | 
						|
						PositiveSpans: []histogram.Span{
 | 
						|
							{Offset: -161, Length: 1},
 | 
						|
							{Offset: 8, Length: 3},
 | 
						|
						},
 | 
						|
						NegativeSpans: []histogram.Span{
 | 
						|
							{Offset: -162, Length: 1},
 | 
						|
							{Offset: 23, Length: 4},
 | 
						|
						},
 | 
						|
						PositiveBuckets: []float64{1.0, 2.0, -1.0, -1.0},
 | 
						|
						NegativeBuckets: []float64{1.0, 3.0, -2.0, -1.0, 1.0},
 | 
						|
					},
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_float_histogram",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "59727"), Value: -0.00039, HasTs: true, Ts: 1625851155146},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{ // 30
 | 
						|
					m: "test_float_histogram_count",
 | 
						|
					t: 1234568,
 | 
						|
					v: 175,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_float_histogram_count",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 31
 | 
						|
					m: "test_float_histogram_sum",
 | 
						|
					t: 1234568,
 | 
						|
					v: 0.0008280461746287094,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_float_histogram_sum",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 32
 | 
						|
					m: "test_float_histogram_bucket\xffle\xff-0.0004899999999999998",
 | 
						|
					t: 1234568,
 | 
						|
					v: 2,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_float_histogram_bucket",
 | 
						|
						"le", "-0.0004899999999999998",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 33
 | 
						|
					m: "test_float_histogram_bucket\xffle\xff-0.0003899999999999998",
 | 
						|
					t: 1234568,
 | 
						|
					v: 4,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_float_histogram_bucket",
 | 
						|
						"le", "-0.0003899999999999998",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "59727"), Value: -0.00039, HasTs: true, Ts: 1625851155146},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{ // 34
 | 
						|
					m: "test_float_histogram_bucket\xffle\xff-0.0002899999999999998",
 | 
						|
					t: 1234568,
 | 
						|
					v: 16,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_float_histogram_bucket",
 | 
						|
						"le", "-0.0002899999999999998",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "5617"), Value: -0.00029, HasTs: false},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{ // 35
 | 
						|
					m: "test_float_histogram_bucket\xffle\xff+Inf",
 | 
						|
					t: 1234568,
 | 
						|
					v: 175,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_float_histogram_bucket",
 | 
						|
						"le", "+Inf",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 36
 | 
						|
					m:    "test_gauge_float_histogram",
 | 
						|
					help: "Like test_float_histogram but as gauge histogram.",
 | 
						|
				},
 | 
						|
				{ // 37
 | 
						|
					m:   "test_gauge_float_histogram",
 | 
						|
					typ: model.MetricTypeGaugeHistogram,
 | 
						|
				},
 | 
						|
				{ // 38
 | 
						|
					m: "test_gauge_float_histogram",
 | 
						|
					t: 1234568,
 | 
						|
					fhs: &histogram.FloatHistogram{
 | 
						|
						CounterResetHint: histogram.GaugeType,
 | 
						|
						Count:            175.0,
 | 
						|
						ZeroCount:        2.0,
 | 
						|
						Sum:              0.0008280461746287094,
 | 
						|
						ZeroThreshold:    2.938735877055719e-39,
 | 
						|
						Schema:           3,
 | 
						|
						PositiveSpans: []histogram.Span{
 | 
						|
							{Offset: -161, Length: 1},
 | 
						|
							{Offset: 8, Length: 3},
 | 
						|
						},
 | 
						|
						NegativeSpans: []histogram.Span{
 | 
						|
							{Offset: -162, Length: 1},
 | 
						|
							{Offset: 23, Length: 4},
 | 
						|
						},
 | 
						|
						PositiveBuckets: []float64{1.0, 2.0, -1.0, -1.0},
 | 
						|
						NegativeBuckets: []float64{1.0, 3.0, -2.0, -1.0, 1.0},
 | 
						|
					},
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_gauge_float_histogram",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "59727"), Value: -0.00039, HasTs: true, Ts: 1625851155146},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{ // 39
 | 
						|
					m: "test_gauge_float_histogram_count",
 | 
						|
					t: 1234568,
 | 
						|
					v: 175,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_gauge_float_histogram_count",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 40
 | 
						|
					m: "test_gauge_float_histogram_sum",
 | 
						|
					t: 1234568,
 | 
						|
					v: 0.0008280461746287094,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_gauge_float_histogram_sum",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 41
 | 
						|
					m: "test_gauge_float_histogram_bucket\xffle\xff-0.0004899999999999998",
 | 
						|
					t: 1234568,
 | 
						|
					v: 2,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_gauge_float_histogram_bucket",
 | 
						|
						"le", "-0.0004899999999999998",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 42
 | 
						|
					m: "test_gauge_float_histogram_bucket\xffle\xff-0.0003899999999999998",
 | 
						|
					t: 1234568,
 | 
						|
					v: 4,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_gauge_float_histogram_bucket",
 | 
						|
						"le", "-0.0003899999999999998",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "59727"), Value: -0.00039, HasTs: true, Ts: 1625851155146},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{ // 43
 | 
						|
					m: "test_gauge_float_histogram_bucket\xffle\xff-0.0002899999999999998",
 | 
						|
					t: 1234568,
 | 
						|
					v: 16,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_gauge_float_histogram_bucket",
 | 
						|
						"le", "-0.0002899999999999998",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "5617"), Value: -0.00029, HasTs: false},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{ // 44
 | 
						|
					m: "test_gauge_float_histogram_bucket\xffle\xff+Inf",
 | 
						|
					t: 1234568,
 | 
						|
					v: 175,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_gauge_float_histogram_bucket",
 | 
						|
						"le", "+Inf",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 45
 | 
						|
					m:    "test_histogram2",
 | 
						|
					help: "Similar histogram as before but now without sparse buckets.",
 | 
						|
				},
 | 
						|
				{ // 46
 | 
						|
					m:   "test_histogram2",
 | 
						|
					typ: model.MetricTypeHistogram,
 | 
						|
				},
 | 
						|
				{ // 47
 | 
						|
					m: "test_histogram2_count",
 | 
						|
					v: 175,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram2_count",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 48
 | 
						|
					m: "test_histogram2_sum",
 | 
						|
					v: 0.000828,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram2_sum",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 49
 | 
						|
					m: "test_histogram2_bucket\xffle\xff-0.00048",
 | 
						|
					v: 2,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram2_bucket",
 | 
						|
						"le", "-0.00048",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 50
 | 
						|
					m: "test_histogram2_bucket\xffle\xff-0.00038",
 | 
						|
					v: 4,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram2_bucket",
 | 
						|
						"le", "-0.00038",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "59727"), Value: -0.00038, HasTs: true, Ts: 1625851153146},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{ // 51
 | 
						|
					m: "test_histogram2_bucket\xffle\xff1.0",
 | 
						|
					v: 16,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram2_bucket",
 | 
						|
						"le", "1.0",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "5617"), Value: -0.000295, HasTs: false},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{ // 52
 | 
						|
					m: "test_histogram2_bucket\xffle\xff+Inf",
 | 
						|
					v: 175,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram2_bucket",
 | 
						|
						"le", "+Inf",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 53
 | 
						|
					m:    "test_histogram_family",
 | 
						|
					help: "Test histogram metric family with two very simple histograms.",
 | 
						|
				},
 | 
						|
				{ // 54
 | 
						|
					m:   "test_histogram_family",
 | 
						|
					typ: model.MetricTypeHistogram,
 | 
						|
				},
 | 
						|
				{ // 55
 | 
						|
					m: "test_histogram_family\xfffoo\xffbar",
 | 
						|
					shs: &histogram.Histogram{
 | 
						|
						CounterResetHint: histogram.UnknownCounterReset,
 | 
						|
						Count:            5,
 | 
						|
						Sum:              12.1,
 | 
						|
						Schema:           3,
 | 
						|
						PositiveSpans: []histogram.Span{
 | 
						|
							{Offset: 8, Length: 2},
 | 
						|
						},
 | 
						|
						NegativeSpans:   []histogram.Span{},
 | 
						|
						PositiveBuckets: []int64{2, 1},
 | 
						|
					},
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_family",
 | 
						|
						"foo", "bar",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 56
 | 
						|
					m: "test_histogram_family_count\xfffoo\xffbar",
 | 
						|
					v: 5,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_family_count",
 | 
						|
						"foo", "bar",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 57
 | 
						|
					m: "test_histogram_family_sum\xfffoo\xffbar",
 | 
						|
					v: 12.1,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_family_sum",
 | 
						|
						"foo", "bar",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 58
 | 
						|
					m: "test_histogram_family_bucket\xfffoo\xffbar\xffle\xff1.1",
 | 
						|
					v: 2,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_family_bucket",
 | 
						|
						"foo", "bar",
 | 
						|
						"le", "1.1",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 59
 | 
						|
					m: "test_histogram_family_bucket\xfffoo\xffbar\xffle\xff2.2",
 | 
						|
					v: 3,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_family_bucket",
 | 
						|
						"foo", "bar",
 | 
						|
						"le", "2.2",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 60
 | 
						|
					m: "test_histogram_family_bucket\xfffoo\xffbar\xffle\xff+Inf",
 | 
						|
					v: 5,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_family_bucket",
 | 
						|
						"foo", "bar",
 | 
						|
						"le", "+Inf",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 61
 | 
						|
					m: "test_histogram_family\xfffoo\xffbaz",
 | 
						|
					shs: &histogram.Histogram{
 | 
						|
						CounterResetHint: histogram.UnknownCounterReset,
 | 
						|
						Count:            6,
 | 
						|
						Sum:              13.1,
 | 
						|
						Schema:           3,
 | 
						|
						PositiveSpans: []histogram.Span{
 | 
						|
							{Offset: 8, Length: 2},
 | 
						|
						},
 | 
						|
						NegativeSpans:   []histogram.Span{},
 | 
						|
						PositiveBuckets: []int64{1, 4},
 | 
						|
					},
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_family",
 | 
						|
						"foo", "baz",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 62
 | 
						|
					m: "test_histogram_family_count\xfffoo\xffbaz",
 | 
						|
					v: 6,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_family_count",
 | 
						|
						"foo", "baz",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 63
 | 
						|
					m: "test_histogram_family_sum\xfffoo\xffbaz",
 | 
						|
					v: 13.1,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_family_sum",
 | 
						|
						"foo", "baz",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 64
 | 
						|
					m: "test_histogram_family_bucket\xfffoo\xffbaz\xffle\xff1.1",
 | 
						|
					v: 1,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_family_bucket",
 | 
						|
						"foo", "baz",
 | 
						|
						"le", "1.1",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 65
 | 
						|
					m: "test_histogram_family_bucket\xfffoo\xffbaz\xffle\xff2.2",
 | 
						|
					v: 5,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_family_bucket",
 | 
						|
						"foo", "baz",
 | 
						|
						"le", "2.2",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 66
 | 
						|
					m: "test_histogram_family_bucket\xfffoo\xffbaz\xffle\xff+Inf",
 | 
						|
					v: 6,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_family_bucket",
 | 
						|
						"foo", "baz",
 | 
						|
						"le", "+Inf",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 67
 | 
						|
					m:    "test_float_histogram_with_zerothreshold_zero",
 | 
						|
					help: "Test float histogram with a zero threshold of zero.",
 | 
						|
				},
 | 
						|
				{ // 68
 | 
						|
					m:   "test_float_histogram_with_zerothreshold_zero",
 | 
						|
					typ: model.MetricTypeHistogram,
 | 
						|
				},
 | 
						|
				{ // 69
 | 
						|
					m: "test_float_histogram_with_zerothreshold_zero",
 | 
						|
					fhs: &histogram.FloatHistogram{
 | 
						|
						Count:  5.0,
 | 
						|
						Sum:    12.1,
 | 
						|
						Schema: 3,
 | 
						|
						PositiveSpans: []histogram.Span{
 | 
						|
							{Offset: 8, Length: 2},
 | 
						|
						},
 | 
						|
						PositiveBuckets: []float64{2.0, 3.0},
 | 
						|
						NegativeSpans:   []histogram.Span{},
 | 
						|
					},
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_float_histogram_with_zerothreshold_zero",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 70
 | 
						|
					m:    "rpc_durations_seconds",
 | 
						|
					help: "RPC latency distributions.",
 | 
						|
				},
 | 
						|
				{ // 71
 | 
						|
					m:   "rpc_durations_seconds",
 | 
						|
					typ: model.MetricTypeSummary,
 | 
						|
				},
 | 
						|
				{ // 72
 | 
						|
					m: "rpc_durations_seconds_count\xffservice\xffexponential",
 | 
						|
					v: 262,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "rpc_durations_seconds_count",
 | 
						|
						"service", "exponential",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 73
 | 
						|
					m: "rpc_durations_seconds_sum\xffservice\xffexponential",
 | 
						|
					v: 0.00025551262820703587,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "rpc_durations_seconds_sum",
 | 
						|
						"service", "exponential",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 74
 | 
						|
					m: "rpc_durations_seconds\xffservice\xffexponential\xffquantile\xff0.5",
 | 
						|
					v: 6.442786329648548e-07,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "rpc_durations_seconds",
 | 
						|
						"quantile", "0.5",
 | 
						|
						"service", "exponential",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 75
 | 
						|
					m: "rpc_durations_seconds\xffservice\xffexponential\xffquantile\xff0.9",
 | 
						|
					v: 1.9435742936658396e-06,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "rpc_durations_seconds",
 | 
						|
						"quantile", "0.9",
 | 
						|
						"service", "exponential",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 76
 | 
						|
					m: "rpc_durations_seconds\xffservice\xffexponential\xffquantile\xff0.99",
 | 
						|
					v: 4.0471608667037015e-06,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "rpc_durations_seconds",
 | 
						|
						"quantile", "0.99",
 | 
						|
						"service", "exponential",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 77
 | 
						|
					m:    "without_quantiles",
 | 
						|
					help: "A summary without quantiles.",
 | 
						|
				},
 | 
						|
				{ // 78
 | 
						|
					m:   "without_quantiles",
 | 
						|
					typ: model.MetricTypeSummary,
 | 
						|
				},
 | 
						|
				{ // 79
 | 
						|
					m: "without_quantiles_count",
 | 
						|
					v: 42,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "without_quantiles_count",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 80
 | 
						|
					m: "without_quantiles_sum",
 | 
						|
					v: 1.234,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "without_quantiles_sum",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 81
 | 
						|
					m:    "empty_histogram",
 | 
						|
					help: "A histogram without observations and with a zero threshold of zero but with a no-op span to identify it as a native histogram.",
 | 
						|
				},
 | 
						|
				{ // 82
 | 
						|
					m:   "empty_histogram",
 | 
						|
					typ: model.MetricTypeHistogram,
 | 
						|
				},
 | 
						|
				{ // 83
 | 
						|
					m: "empty_histogram",
 | 
						|
					shs: &histogram.Histogram{
 | 
						|
						CounterResetHint: histogram.UnknownCounterReset,
 | 
						|
						PositiveSpans:    []histogram.Span{},
 | 
						|
						NegativeSpans:    []histogram.Span{},
 | 
						|
					},
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "empty_histogram",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 84
 | 
						|
					m:    "test_counter_with_createdtimestamp",
 | 
						|
					help: "A counter with a created timestamp.",
 | 
						|
				},
 | 
						|
				{ // 85
 | 
						|
					m:   "test_counter_with_createdtimestamp",
 | 
						|
					typ: model.MetricTypeCounter,
 | 
						|
				},
 | 
						|
				{ // 86
 | 
						|
					m:  "test_counter_with_createdtimestamp",
 | 
						|
					v:  42,
 | 
						|
					ct: 1000,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_counter_with_createdtimestamp",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 87
 | 
						|
					m:    "test_summary_with_createdtimestamp",
 | 
						|
					help: "A summary with a created timestamp.",
 | 
						|
				},
 | 
						|
				{ // 88
 | 
						|
					m:   "test_summary_with_createdtimestamp",
 | 
						|
					typ: model.MetricTypeSummary,
 | 
						|
				},
 | 
						|
				{ // 89
 | 
						|
					m:  "test_summary_with_createdtimestamp_count",
 | 
						|
					v:  42,
 | 
						|
					ct: 1000,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_summary_with_createdtimestamp_count",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 90
 | 
						|
					m:  "test_summary_with_createdtimestamp_sum",
 | 
						|
					v:  1.234,
 | 
						|
					ct: 1000,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_summary_with_createdtimestamp_sum",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 91
 | 
						|
					m:    "test_histogram_with_createdtimestamp",
 | 
						|
					help: "A histogram with a created timestamp.",
 | 
						|
				},
 | 
						|
				{ // 92
 | 
						|
					m:   "test_histogram_with_createdtimestamp",
 | 
						|
					typ: model.MetricTypeHistogram,
 | 
						|
				},
 | 
						|
				{ // 93
 | 
						|
					m:  "test_histogram_with_createdtimestamp",
 | 
						|
					ct: 1000,
 | 
						|
					shs: &histogram.Histogram{
 | 
						|
						CounterResetHint: histogram.UnknownCounterReset,
 | 
						|
						PositiveSpans:    []histogram.Span{},
 | 
						|
						NegativeSpans:    []histogram.Span{},
 | 
						|
					},
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_with_createdtimestamp",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 94
 | 
						|
					m:    "test_gaugehistogram_with_createdtimestamp",
 | 
						|
					help: "A gauge histogram with a created timestamp.",
 | 
						|
				},
 | 
						|
				{ // 95
 | 
						|
					m:   "test_gaugehistogram_with_createdtimestamp",
 | 
						|
					typ: model.MetricTypeGaugeHistogram,
 | 
						|
				},
 | 
						|
				{ // 96
 | 
						|
					m:  "test_gaugehistogram_with_createdtimestamp",
 | 
						|
					ct: 1000,
 | 
						|
					shs: &histogram.Histogram{
 | 
						|
						CounterResetHint: histogram.GaugeType,
 | 
						|
						PositiveSpans:    []histogram.Span{},
 | 
						|
						NegativeSpans:    []histogram.Span{},
 | 
						|
					},
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_gaugehistogram_with_createdtimestamp",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 97
 | 
						|
					m:    "test_histogram_with_native_histogram_exemplars",
 | 
						|
					help: "A histogram with native histogram exemplars.",
 | 
						|
				},
 | 
						|
				{ // 98
 | 
						|
					m:   "test_histogram_with_native_histogram_exemplars",
 | 
						|
					typ: model.MetricTypeHistogram,
 | 
						|
				},
 | 
						|
				{ // 99
 | 
						|
					m: "test_histogram_with_native_histogram_exemplars",
 | 
						|
					t: 1234568,
 | 
						|
					shs: &histogram.Histogram{
 | 
						|
						Count:         175,
 | 
						|
						ZeroCount:     2,
 | 
						|
						Sum:           0.0008280461746287094,
 | 
						|
						ZeroThreshold: 2.938735877055719e-39,
 | 
						|
						Schema:        3,
 | 
						|
						PositiveSpans: []histogram.Span{
 | 
						|
							{Offset: -161, Length: 1},
 | 
						|
							{Offset: 8, Length: 3},
 | 
						|
						},
 | 
						|
						NegativeSpans: []histogram.Span{
 | 
						|
							{Offset: -162, Length: 1},
 | 
						|
							{Offset: 23, Length: 4},
 | 
						|
						},
 | 
						|
						PositiveBuckets: []int64{1, 2, -1, -1},
 | 
						|
						NegativeBuckets: []int64{1, 3, -2, -1, 1},
 | 
						|
					},
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_with_native_histogram_exemplars",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "59780"), Value: -0.00039, HasTs: true, Ts: 1625851155146},
 | 
						|
						{Labels: labels.FromStrings("dummyID", "59772"), Value: -0.00052, HasTs: true, Ts: 1625851160156},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{ // 100
 | 
						|
					m: "test_histogram_with_native_histogram_exemplars_count",
 | 
						|
					t: 1234568,
 | 
						|
					v: 175,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_with_native_histogram_exemplars_count",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 101
 | 
						|
					m: "test_histogram_with_native_histogram_exemplars_sum",
 | 
						|
					t: 1234568,
 | 
						|
					v: 0.0008280461746287094,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_with_native_histogram_exemplars_sum",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 102
 | 
						|
					m: "test_histogram_with_native_histogram_exemplars_bucket\xffle\xff-0.0004899999999999998",
 | 
						|
					t: 1234568,
 | 
						|
					v: 2,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_with_native_histogram_exemplars_bucket",
 | 
						|
						"le", "-0.0004899999999999998",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 103
 | 
						|
					m: "test_histogram_with_native_histogram_exemplars_bucket\xffle\xff-0.0003899999999999998",
 | 
						|
					t: 1234568,
 | 
						|
					v: 4,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_with_native_histogram_exemplars_bucket",
 | 
						|
						"le", "-0.0003899999999999998",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "59727"), Value: -0.00039, HasTs: true, Ts: 1625851155146},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{ // 104
 | 
						|
					m: "test_histogram_with_native_histogram_exemplars_bucket\xffle\xff-0.0002899999999999998",
 | 
						|
					t: 1234568,
 | 
						|
					v: 16,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_with_native_histogram_exemplars_bucket",
 | 
						|
						"le", "-0.0002899999999999998",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "5617"), Value: -0.00029, HasTs: false},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{ // 105
 | 
						|
					m: "test_histogram_with_native_histogram_exemplars_bucket\xffle\xff+Inf",
 | 
						|
					t: 1234568,
 | 
						|
					v: 175,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_with_native_histogram_exemplars_bucket",
 | 
						|
						"le", "+Inf",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 106
 | 
						|
					m:    "test_histogram_with_native_histogram_exemplars2",
 | 
						|
					help: "Another histogram with native histogram exemplars.",
 | 
						|
				},
 | 
						|
				{ // 107
 | 
						|
					m:   "test_histogram_with_native_histogram_exemplars2",
 | 
						|
					typ: model.MetricTypeHistogram,
 | 
						|
				},
 | 
						|
				{ // 108
 | 
						|
					m: "test_histogram_with_native_histogram_exemplars2",
 | 
						|
					t: 1234568,
 | 
						|
					shs: &histogram.Histogram{
 | 
						|
						Count:         175,
 | 
						|
						ZeroCount:     2,
 | 
						|
						Sum:           0.0008280461746287094,
 | 
						|
						ZeroThreshold: 2.938735877055719e-39,
 | 
						|
						Schema:        3,
 | 
						|
						PositiveSpans: []histogram.Span{
 | 
						|
							{Offset: -161, Length: 1},
 | 
						|
							{Offset: 8, Length: 3},
 | 
						|
						},
 | 
						|
						NegativeSpans: []histogram.Span{
 | 
						|
							{Offset: -162, Length: 1},
 | 
						|
							{Offset: 23, Length: 4},
 | 
						|
						},
 | 
						|
						PositiveBuckets: []int64{1, 2, -1, -1},
 | 
						|
						NegativeBuckets: []int64{1, 3, -2, -1, 1},
 | 
						|
					},
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_with_native_histogram_exemplars2",
 | 
						|
					),
 | 
						|
					e: []exemplar.Exemplar{
 | 
						|
						{Labels: labels.FromStrings("dummyID", "59780"), Value: -0.00039, HasTs: true, Ts: 1625851155146},
 | 
						|
					},
 | 
						|
				},
 | 
						|
				{ // 109
 | 
						|
					m: "test_histogram_with_native_histogram_exemplars2_count",
 | 
						|
					t: 1234568,
 | 
						|
					v: 175,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_with_native_histogram_exemplars2_count",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 110
 | 
						|
					m: "test_histogram_with_native_histogram_exemplars2_sum",
 | 
						|
					t: 1234568,
 | 
						|
					v: 0.0008280461746287094,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_with_native_histogram_exemplars2_sum",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 111
 | 
						|
					m: "test_histogram_with_native_histogram_exemplars2_bucket\xffle\xff-0.0004899999999999998",
 | 
						|
					t: 1234568,
 | 
						|
					v: 2,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_with_native_histogram_exemplars2_bucket",
 | 
						|
						"le", "-0.0004899999999999998",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 112
 | 
						|
					m: "test_histogram_with_native_histogram_exemplars2_bucket\xffle\xff-0.0003899999999999998",
 | 
						|
					t: 1234568,
 | 
						|
					v: 4,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_with_native_histogram_exemplars2_bucket",
 | 
						|
						"le", "-0.0003899999999999998",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 113
 | 
						|
					m: "test_histogram_with_native_histogram_exemplars2_bucket\xffle\xff-0.0002899999999999998",
 | 
						|
					t: 1234568,
 | 
						|
					v: 16,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_with_native_histogram_exemplars2_bucket",
 | 
						|
						"le", "-0.0002899999999999998",
 | 
						|
					),
 | 
						|
				},
 | 
						|
				{ // 114
 | 
						|
					m: "test_histogram_with_native_histogram_exemplars2_bucket\xffle\xff+Inf",
 | 
						|
					t: 1234568,
 | 
						|
					v: 175,
 | 
						|
					lset: labels.FromStrings(
 | 
						|
						"__name__", "test_histogram_with_native_histogram_exemplars2_bucket",
 | 
						|
						"le", "+Inf",
 | 
						|
					),
 | 
						|
				},
 | 
						|
			},
 | 
						|
		},
 | 
						|
	}
 | 
						|
 | 
						|
	for _, scenario := range scenarios {
 | 
						|
		t.Run(scenario.name, func(t *testing.T) {
 | 
						|
			var (
 | 
						|
				i   int
 | 
						|
				res labels.Labels
 | 
						|
				p   = scenario.parser
 | 
						|
				exp = scenario.expected
 | 
						|
			)
 | 
						|
 | 
						|
			for {
 | 
						|
				et, err := p.Next()
 | 
						|
				if errors.Is(err, io.EOF) {
 | 
						|
					break
 | 
						|
				}
 | 
						|
				require.NoError(t, err)
 | 
						|
 | 
						|
				switch et {
 | 
						|
				case EntrySeries:
 | 
						|
					m, ts, v := p.Series()
 | 
						|
 | 
						|
					var e exemplar.Exemplar
 | 
						|
					p.Metric(&res)
 | 
						|
					eFound := p.Exemplar(&e)
 | 
						|
					ct := p.CreatedTimestamp()
 | 
						|
					require.Equal(t, exp[i].m, string(m), "i: %d", i)
 | 
						|
					if ts != nil {
 | 
						|
						require.Equal(t, exp[i].t, *ts, "i: %d", i)
 | 
						|
					} else {
 | 
						|
						require.Equal(t, int64(0), exp[i].t, "i: %d", i)
 | 
						|
					}
 | 
						|
					require.Equal(t, exp[i].v, v, "i: %d", i)
 | 
						|
					testutil.RequireEqual(t, exp[i].lset, res, "i: %d", i)
 | 
						|
					if len(exp[i].e) == 0 {
 | 
						|
						require.False(t, eFound, "i: %d", i)
 | 
						|
					} else {
 | 
						|
						require.True(t, eFound, "i: %d", i)
 | 
						|
						testutil.RequireEqual(t, exp[i].e[0], e, "i: %d", i)
 | 
						|
						require.False(t, p.Exemplar(&e), "too many exemplars returned, i: %d", i)
 | 
						|
					}
 | 
						|
					if exp[i].ct != 0 {
 | 
						|
						require.NotNilf(t, ct, "i: %d", i)
 | 
						|
						require.Equal(t, exp[i].ct, *ct, "i: %d", i)
 | 
						|
					} else {
 | 
						|
						require.Nilf(t, ct, "i: %d", i)
 | 
						|
					}
 | 
						|
 | 
						|
				case EntryHistogram:
 | 
						|
					m, ts, shs, fhs := p.Histogram()
 | 
						|
					p.Metric(&res)
 | 
						|
					require.Equal(t, exp[i].m, string(m), "i: %d", i)
 | 
						|
					if ts != nil {
 | 
						|
						require.Equal(t, exp[i].t, *ts, "i: %d", i)
 | 
						|
					} else {
 | 
						|
						require.Equal(t, int64(0), exp[i].t, "i: %d", i)
 | 
						|
					}
 | 
						|
					testutil.RequireEqual(t, exp[i].lset, res, "i: %d", i)
 | 
						|
					require.Equal(t, exp[i].m, string(m), "i: %d", i)
 | 
						|
					if shs != nil {
 | 
						|
						require.Equal(t, exp[i].shs, shs, "i: %d", i)
 | 
						|
					} else {
 | 
						|
						require.Equal(t, exp[i].fhs, fhs, "i: %d", i)
 | 
						|
					}
 | 
						|
					j := 0
 | 
						|
					for e := (exemplar.Exemplar{}); p.Exemplar(&e); j++ {
 | 
						|
						testutil.RequireEqual(t, exp[i].e[j], e, "i: %d", i)
 | 
						|
						e = exemplar.Exemplar{}
 | 
						|
					}
 | 
						|
					require.Len(t, exp[i].e, j, "not enough exemplars found, i: %d", i)
 | 
						|
 | 
						|
				case EntryType:
 | 
						|
					m, typ := p.Type()
 | 
						|
					require.Equal(t, exp[i].m, string(m), "i: %d", i)
 | 
						|
					require.Equal(t, exp[i].typ, typ, "i: %d", i)
 | 
						|
 | 
						|
				case EntryHelp:
 | 
						|
					m, h := p.Help()
 | 
						|
					require.Equal(t, exp[i].m, string(m), "i: %d", i)
 | 
						|
					require.Equal(t, exp[i].help, string(h), "i: %d", i)
 | 
						|
 | 
						|
				case EntryUnit:
 | 
						|
					m, u := p.Unit()
 | 
						|
					require.Equal(t, exp[i].m, string(m), "i: %d", i)
 | 
						|
					require.Equal(t, exp[i].unit, string(u), "i: %d", i)
 | 
						|
 | 
						|
				case EntryComment:
 | 
						|
					require.Equal(t, exp[i].comment, string(p.Comment()), "i: %d", i)
 | 
						|
				}
 | 
						|
 | 
						|
				i++
 | 
						|
			}
 | 
						|
			require.Len(t, exp, i)
 | 
						|
		})
 | 
						|
	}
 | 
						|
}
 |