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metrics_receiver_test.go
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metrics_receiver_test.go
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// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
package prometheusreceiver
import (
"context"
"fmt"
"net/http"
"net/http/httptest"
"strings"
"testing"
"time"
gokitlog "github.com/go-kit/log"
"github.com/prometheus/common/model"
promConfig "github.com/prometheus/prometheus/config"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"go.opentelemetry.io/collector/component/componenttest"
"go.opentelemetry.io/collector/consumer/consumertest"
"go.opentelemetry.io/collector/pdata/pmetric"
"go.opentelemetry.io/collector/receiver/receivertest"
"google.golang.org/protobuf/types/known/timestamppb"
)
// Test data and validation functions for all four core metrics for Prometheus Receiver.
// Make sure every page has a gauge, we are relying on it to figure out the start time if needed
// target1 has one gauge, two counts of a same family, one histogram and one summary. We are expecting the both
// successful scrapes will produce all metrics using the first scrape's timestamp as start time.
var target1Page1 = `
# HELP go_threads Number of OS threads created
# TYPE go_threads gauge
go_threads 19
# HELP http_requests_total The total number of HTTP requests.
# TYPE http_requests_total counter
http_requests_total{method="post",code="200"} 100
http_requests_total{method="post",code="400"} 5
# HELP http_request_duration_seconds A histogram of the request duration.
# TYPE http_request_duration_seconds histogram
http_request_duration_seconds_bucket{le="0.05"} 1000
http_request_duration_seconds_bucket{le="0.5"} 1500
http_request_duration_seconds_bucket{le="1"} 2000
http_request_duration_seconds_bucket{le="+Inf"} 2500
http_request_duration_seconds_sum 5000
http_request_duration_seconds_count 2500
# HELP rpc_duration_seconds A summary of the RPC duration in seconds.
# TYPE rpc_duration_seconds summary
rpc_duration_seconds{quantile="0.01"} 1
rpc_duration_seconds{quantile="0.9"} 5
rpc_duration_seconds{quantile="0.99"} 8
rpc_duration_seconds_sum 5000
rpc_duration_seconds_count 1000
`
var target1Page2 = `
# HELP go_threads Number of OS threads created
# TYPE go_threads gauge
go_threads 18
# HELP http_requests_total The total number of HTTP requests.
# TYPE http_requests_total counter
http_requests_total{method="post",code="200"} 199
http_requests_total{method="post",code="400"} 12
# HELP http_request_duration_seconds A histogram of the request duration.
# TYPE http_request_duration_seconds histogram
http_request_duration_seconds_bucket{le="0.05"} 1100
http_request_duration_seconds_bucket{le="0.5"} 1600
http_request_duration_seconds_bucket{le="1"} 2100
http_request_duration_seconds_bucket{le="+Inf"} 2600
http_request_duration_seconds_sum 5050
http_request_duration_seconds_count 2600
# HELP rpc_duration_seconds A summary of the RPC duration in seconds.
# TYPE rpc_duration_seconds summary
rpc_duration_seconds{quantile="0.01"} 1
rpc_duration_seconds{quantile="0.9"} 6
rpc_duration_seconds{quantile="0.99"} 8
rpc_duration_seconds_sum 5002
rpc_duration_seconds_count 1001
`
// target1Page3 has lower values than previous scrape.
// So, even after seeing a failed scrape, start_timestamp should be reset for target1Page3
var target1Page3 = `
# HELP go_threads Number of OS threads created
# TYPE go_threads gauge
go_threads 16
# HELP http_requests_total The total number of HTTP requests.
# TYPE http_requests_total counter
http_requests_total{method="post",code="200"} 99
http_requests_total{method="post",code="400"} 3
# HELP http_request_duration_seconds A histogram of the request duration.
# TYPE http_request_duration_seconds histogram
http_request_duration_seconds_bucket{le="0.05"} 900
http_request_duration_seconds_bucket{le="0.5"} 1400
http_request_duration_seconds_bucket{le="1"} 1900
http_request_duration_seconds_bucket{le="+Inf"} 2400
http_request_duration_seconds_sum 4900
http_request_duration_seconds_count 2400
# HELP rpc_duration_seconds A summary of the RPC duration in seconds.
# TYPE rpc_duration_seconds summary
rpc_duration_seconds{quantile="0.01"} 1
rpc_duration_seconds{quantile="0.9"} 4
rpc_duration_seconds{quantile="0.99"} 6
rpc_duration_seconds_sum 4900
rpc_duration_seconds_count 900
`
func verifyTarget1(t *testing.T, td *testData, resourceMetrics []pmetric.ResourceMetrics) {
verifyNumValidScrapeResults(t, td, resourceMetrics)
m1 := resourceMetrics[0]
// m1 has 4 metrics + 5 internal scraper metrics
assert.Equal(t, 9, metricsCount(m1))
wantAttributes := td.attributes
metrics1 := m1.ScopeMetrics().At(0).Metrics()
ts1 := getTS(metrics1)
e1 := []testExpectation{
assertMetricPresent("go_threads",
compareMetricType(pmetric.MetricTypeGauge),
compareMetricUnit(""),
[]dataPointExpectation{
{
numberPointComparator: []numberPointComparator{
compareTimestamp(ts1),
compareDoubleValue(19),
},
},
}),
assertMetricPresent("http_requests_total",
compareMetricType(pmetric.MetricTypeSum),
compareMetricUnit(""),
[]dataPointExpectation{
{
numberPointComparator: []numberPointComparator{
compareStartTimestamp(ts1),
compareTimestamp(ts1),
compareDoubleValue(100),
compareAttributes(map[string]string{"method": "post", "code": "200"}),
},
},
{
numberPointComparator: []numberPointComparator{
compareStartTimestamp(ts1),
compareTimestamp(ts1),
compareDoubleValue(5),
compareAttributes(map[string]string{"method": "post", "code": "400"}),
},
},
}),
assertMetricPresent("http_request_duration_seconds",
compareMetricType(pmetric.MetricTypeHistogram),
compareMetricUnit(""),
[]dataPointExpectation{
{
histogramPointComparator: []histogramPointComparator{
compareHistogramStartTimestamp(ts1),
compareHistogramTimestamp(ts1),
compareHistogram(2500, 5000, []float64{0.05, 0.5, 1}, []uint64{1000, 500, 500, 500}),
},
},
}),
assertMetricPresent("rpc_duration_seconds",
compareMetricType(pmetric.MetricTypeSummary),
compareMetricUnit(""),
[]dataPointExpectation{
{
summaryPointComparator: []summaryPointComparator{
compareSummaryStartTimestamp(ts1),
compareSummaryTimestamp(ts1),
compareSummary(1000, 5000, [][]float64{{0.01, 1}, {0.9, 5}, {0.99, 8}}),
},
},
}),
}
doCompare(t, "scrape1", wantAttributes, m1, e1)
m2 := resourceMetrics[1]
// m2 has 4 metrics + 5 internal scraper metrics
assert.Equal(t, 9, metricsCount(m2))
metricsScrape2 := m2.ScopeMetrics().At(0).Metrics()
ts2 := getTS(metricsScrape2)
e2 := []testExpectation{
assertMetricPresent("go_threads",
compareMetricType(pmetric.MetricTypeGauge),
compareMetricUnit(""),
[]dataPointExpectation{
{
numberPointComparator: []numberPointComparator{
compareTimestamp(ts2),
compareDoubleValue(18),
},
},
}),
assertMetricPresent("http_requests_total",
compareMetricType(pmetric.MetricTypeSum),
compareMetricUnit(""),
[]dataPointExpectation{
{
numberPointComparator: []numberPointComparator{
compareStartTimestamp(ts1),
compareTimestamp(ts2),
compareDoubleValue(199),
compareAttributes(map[string]string{"method": "post", "code": "200"}),
},
},
{
numberPointComparator: []numberPointComparator{
compareStartTimestamp(ts1),
compareTimestamp(ts2),
compareDoubleValue(12),
compareAttributes(map[string]string{"method": "post", "code": "400"}),
},
},
}),
assertMetricPresent("http_request_duration_seconds",
compareMetricType(pmetric.MetricTypeHistogram),
compareMetricUnit(""),
[]dataPointExpectation{
{
histogramPointComparator: []histogramPointComparator{
// TODO: Prometheus Receiver Issue- start_timestamp are incorrect for Summary and Histogram metrics after a failed scrape (issue not yet posted on collector-contrib repo)
compareHistogramStartTimestamp(ts1),
compareHistogramTimestamp(ts2),
compareHistogram(2600, 5050, []float64{0.05, 0.5, 1}, []uint64{1100, 500, 500, 500}),
},
},
}),
assertMetricPresent("rpc_duration_seconds",
compareMetricType(pmetric.MetricTypeSummary),
compareMetricUnit(""),
[]dataPointExpectation{
{
summaryPointComparator: []summaryPointComparator{
// TODO: Prometheus Receiver Issue- start_timestamp are incorrect for Summary and Histogram metrics after a failed scrape (issue not yet posted on collector-contrib repo)
compareSummaryStartTimestamp(ts1),
compareSummaryTimestamp(ts2),
compareSummary(1001, 5002, [][]float64{{0.01, 1}, {0.9, 6}, {0.99, 8}}),
},
},
}),
}
doCompare(t, "scrape2", wantAttributes, m2, e2)
m3 := resourceMetrics[2]
// m3 has 4 metrics + 5 internal scraper metrics
assert.Equal(t, 9, metricsCount(m3))
metricsScrape3 := m3.ScopeMetrics().At(0).Metrics()
ts3 := getTS(metricsScrape3)
e3 := []testExpectation{
assertMetricPresent("go_threads",
compareMetricType(pmetric.MetricTypeGauge),
compareMetricUnit(""),
[]dataPointExpectation{
{
numberPointComparator: []numberPointComparator{
compareTimestamp(ts3),
compareDoubleValue(16),
},
},
}),
assertMetricPresent("http_requests_total",
compareMetricType(pmetric.MetricTypeSum),
compareMetricUnit(""),
[]dataPointExpectation{
{
numberPointComparator: []numberPointComparator{
// TODO: #6360 Prometheus Receiver Issue- start_timestamp should reset if the prior scrape had higher value
compareStartTimestamp(ts3),
compareTimestamp(ts3),
compareDoubleValue(99),
compareAttributes(map[string]string{"method": "post", "code": "200"}),
},
},
{
numberPointComparator: []numberPointComparator{
// TODO: #6360 Prometheus Receiver Issue- start_timestamp should reset if the prior scrape had higher value
compareStartTimestamp(ts3),
compareTimestamp(ts3),
compareDoubleValue(3),
compareAttributes(map[string]string{"method": "post", "code": "400"}),
},
},
}),
assertMetricPresent("http_request_duration_seconds",
compareMetricType(pmetric.MetricTypeHistogram),
compareMetricUnit(""),
[]dataPointExpectation{
{
histogramPointComparator: []histogramPointComparator{
// TODO: #6360 Prometheus Receiver Issue- start_timestamp should reset if the prior scrape had higher value
compareHistogramStartTimestamp(ts3),
compareHistogramTimestamp(ts3),
compareHistogram(2400, 4900, []float64{0.05, 0.5, 1}, []uint64{900, 500, 500, 500}),
},
},
}),
assertMetricPresent("rpc_duration_seconds",
compareMetricType(pmetric.MetricTypeSummary),
compareMetricUnit(""),
[]dataPointExpectation{
{
summaryPointComparator: []summaryPointComparator{
// TODO: #6360 Prometheus Receiver Issue- start_timestamp should reset if the prior scrape had higher value
compareSummaryStartTimestamp(ts3),
compareSummaryTimestamp(ts3),
compareSummary(900, 4900, [][]float64{{0.01, 1}, {0.9, 4}, {0.99, 6}}),
},
},
}),
}
doCompare(t, "scrape3", wantAttributes, m3, e3)
}
// target2 is going to have 5 pages, and there's a newly added item on the 2nd page.
// with the 4th page, we are simulating a reset (values smaller than previous), start times should be from
// this run for the 4th and 5th scrapes.
var target2Page1 = `
# HELP go_threads Number of OS threads created
# TYPE go_threads gauge
go_threads 18
# HELP http_request_duration_seconds A histogram of the request duration.
# TYPE http_request_duration_seconds histogram
http_request_duration_seconds_bucket{method="post",code="200",le="1"} 8
http_request_duration_seconds_bucket{method="post",code="200",le="+Inf"} 10
http_request_duration_seconds_sum{method="post",code="200"} 7
http_request_duration_seconds_count{method="post",code="200"} 10
http_request_duration_seconds_bucket{method="post",code="400",le="1"} 30
http_request_duration_seconds_bucket{method="post",code="400",le="+Inf"} 50
http_request_duration_seconds_sum{method="post",code="400"} 25
http_request_duration_seconds_count{method="post",code="400"} 50
# HELP http_requests_total The total number of HTTP requests.
# TYPE http_requests_total counter
http_requests_total{method="post",code="200"} 10
http_requests_total{method="post",code="400"} 50
# HELP rpc_duration_seconds A summary of the RPC duration in seconds.
# TYPE rpc_duration_seconds summary
rpc_duration_seconds{code="0" quantile="0.5"} 47
rpc_duration_seconds_sum{code="0"} 100
rpc_duration_seconds_count{code="0"} 50
rpc_duration_seconds{code="5" quantile="0.5"} 35
rpc_duration_seconds_sum{code="5"} 180
rpc_duration_seconds_count{code="5"} 400
`
var target2Page2 = `
# HELP go_threads Number of OS threads created
# TYPE go_threads gauge
go_threads 16
# HELP http_request_duration_seconds A histogram of the request duration.
# TYPE http_request_duration_seconds histogram
http_request_duration_seconds_bucket{method="post",code="200",le="1"} 40
http_request_duration_seconds_bucket{method="post",code="200",le="+Inf"} 50
http_request_duration_seconds_sum{method="post",code="200"} 43
http_request_duration_seconds_count{method="post",code="200"} 50
http_request_duration_seconds_bucket{method="post",code="300",le="1"} 3
http_request_duration_seconds_bucket{method="post",code="300",le="+Inf"} 3
http_request_duration_seconds_sum{method="post",code="300"} 2
http_request_duration_seconds_count{method="post",code="300"} 3
http_request_duration_seconds_bucket{method="post",code="400",le="1"} 35
http_request_duration_seconds_bucket{method="post",code="400",le="+Inf"} 60
http_request_duration_seconds_sum{method="post",code="400"} 30
http_request_duration_seconds_count{method="post",code="400"} 60
# HELP http_requests_total The total number of HTTP requests.
# TYPE http_requests_total counter
http_requests_total{method="post",code="200"} 50
http_requests_total{method="post",code="300"} 3
http_requests_total{method="post",code="400"} 60
# HELP rpc_duration_seconds A summary of the RPC duration in seconds.
# TYPE rpc_duration_seconds summary
rpc_duration_seconds{code="0" quantile="0.5"} 57
rpc_duration_seconds_sum{code="0"} 110
rpc_duration_seconds_count{code="0"} 60
rpc_duration_seconds{code="3" quantile="0.5"} 42
rpc_duration_seconds_sum{code="3"} 50
rpc_duration_seconds_count{code="3"} 30
rpc_duration_seconds{code="5" quantile="0.5"} 45
rpc_duration_seconds_sum{code="5"} 190
rpc_duration_seconds_count{code="5"} 410
`
var target2Page3 = `
# HELP go_threads Number of OS threads created
# TYPE go_threads gauge
go_threads 16
# HELP http_request_duration_seconds A histogram of the request duration.
# TYPE http_request_duration_seconds histogram
http_request_duration_seconds_bucket{method="post",code="200",le="1"} 40
http_request_duration_seconds_bucket{method="post",code="200",le="+Inf"} 50
http_request_duration_seconds_sum{method="post",code="200"} 43
http_request_duration_seconds_count{method="post",code="200"} 50
http_request_duration_seconds_bucket{method="post",code="300",le="1"} 3
http_request_duration_seconds_bucket{method="post",code="300",le="+Inf"} 5
http_request_duration_seconds_sum{method="post",code="300"} 7
http_request_duration_seconds_count{method="post",code="300"} 5
http_request_duration_seconds_bucket{method="post",code="400",le="1"} 35
http_request_duration_seconds_bucket{method="post",code="400",le="+Inf"} 60
http_request_duration_seconds_sum{method="post",code="400"} 30
http_request_duration_seconds_count{method="post",code="400"} 60
# HELP http_requests_total The total number of HTTP requests.
# TYPE http_requests_total counter
http_requests_total{method="post",code="200"} 50
http_requests_total{method="post",code="300"} 5
http_requests_total{method="post",code="400"} 60
# HELP rpc_duration_seconds A summary of the RPC duration in seconds.
# TYPE rpc_duration_seconds summary
rpc_duration_seconds{code="0" quantile="0.5"} 67
rpc_duration_seconds_sum{code="0"} 120
rpc_duration_seconds_count{code="0"} 70
rpc_duration_seconds{code="3" quantile="0.5"} 52
rpc_duration_seconds_sum{code="3"} 60
rpc_duration_seconds_count{code="3"} 40
rpc_duration_seconds{code="5" quantile="0.5"} 55
rpc_duration_seconds_sum{code="5"} 200
rpc_duration_seconds_count{code="5"} 420
`
var target2Page4 = `
# HELP go_threads Number of OS threads created
# TYPE go_threads gauge
go_threads 16
# HELP http_request_duration_seconds A histogram of the request duration.
# TYPE http_request_duration_seconds histogram
http_request_duration_seconds_bucket{method="post",code="200",le="1"} 40
http_request_duration_seconds_bucket{method="post",code="200",le="+Inf"} 49
http_request_duration_seconds_sum{method="post",code="200"} 42
http_request_duration_seconds_count{method="post",code="200"} 49
http_request_duration_seconds_bucket{method="post",code="300",le="1"} 2
http_request_duration_seconds_bucket{method="post",code="300",le="+Inf"} 3
http_request_duration_seconds_sum{method="post",code="300"} 4
http_request_duration_seconds_count{method="post",code="300"} 3
http_request_duration_seconds_bucket{method="post",code="400",le="1"} 34
http_request_duration_seconds_bucket{method="post",code="400",le="+Inf"} 59
http_request_duration_seconds_sum{method="post",code="400"} 29
http_request_duration_seconds_count{method="post",code="400"} 59
# HELP http_requests_total The total number of HTTP requests.
# TYPE http_requests_total counter
http_requests_total{method="post",code="200"} 49
http_requests_total{method="post",code="300"} 3
http_requests_total{method="post",code="400"} 59
# HELP rpc_duration_seconds A summary of the RPC duration in seconds.
# TYPE rpc_duration_seconds summary
rpc_duration_seconds{code="0" quantile="0.5"} 66
rpc_duration_seconds_sum{code="0"} 119
rpc_duration_seconds_count{code="0"} 69
rpc_duration_seconds{code="3" quantile="0.5"} 51
rpc_duration_seconds_sum{code="3"} 59
rpc_duration_seconds_count{code="3"} 39
rpc_duration_seconds{code="5" quantile="0.5"} 54
rpc_duration_seconds_sum{code="5"} 199
rpc_duration_seconds_count{code="5"} 419
`
var target2Page5 = `
# HELP go_threads Number of OS threads created
# TYPE go_threads gauge
go_threads 16
# HELP http_request_duration_seconds A histogram of the request duration.
# TYPE http_request_duration_seconds histogram
http_request_duration_seconds_bucket{method="post",code="200",le="1"} 41
http_request_duration_seconds_bucket{method="post",code="200",le="+Inf"} 50
http_request_duration_seconds_sum{method="post",code="200"} 43
http_request_duration_seconds_count{method="post",code="200"} 50
http_request_duration_seconds_bucket{method="post",code="300",le="1"} 4
http_request_duration_seconds_bucket{method="post",code="300",le="+Inf"} 5
http_request_duration_seconds_sum{method="post",code="300"} 4
http_request_duration_seconds_count{method="post",code="300"} 5
http_request_duration_seconds_bucket{method="post",code="400",le="1"} 34
http_request_duration_seconds_bucket{method="post",code="400",le="+Inf"} 59
http_request_duration_seconds_sum{method="post",code="400"} 29
http_request_duration_seconds_count{method="post",code="400"} 59
# HELP http_requests_total The total number of HTTP requests.
# TYPE http_requests_total counter
http_requests_total{method="post",code="200"} 50
http_requests_total{method="post",code="300"} 5
http_requests_total{method="post",code="400"} 59
# HELP rpc_duration_seconds A summary of the RPC duration in seconds.
# TYPE rpc_duration_seconds summary
rpc_duration_seconds{code="0" quantile="0.5"} 76
rpc_duration_seconds_sum{code="0"} 129
rpc_duration_seconds_count{code="0"} 79
rpc_duration_seconds{code="3" quantile="0.5"} 61
rpc_duration_seconds_sum{code="3"} 69
rpc_duration_seconds_count{code="3"} 49
rpc_duration_seconds{code="5" quantile="0.5"} 64
rpc_duration_seconds_sum{code="5"} 209
rpc_duration_seconds_count{code="5"} 429
`
func verifyTarget2(t *testing.T, td *testData, resourceMetrics []pmetric.ResourceMetrics) {
verifyNumValidScrapeResults(t, td, resourceMetrics)
m1 := resourceMetrics[0]
// m1 has 4 metrics + 5 internal scraper metrics
assert.Equal(t, 9, metricsCount(m1))
wantAttributes := td.attributes
metrics1 := m1.ScopeMetrics().At(0).Metrics()
ts1 := getTS(metrics1)
e1 := []testExpectation{
assertMetricPresent("go_threads",
compareMetricType(pmetric.MetricTypeGauge),
compareMetricUnit(""),
[]dataPointExpectation{
{
numberPointComparator: []numberPointComparator{
compareTimestamp(ts1),
compareDoubleValue(18),
},
},
}),
assertMetricPresent("http_request_duration_seconds",
compareMetricType(pmetric.MetricTypeHistogram),
compareMetricUnit(""),
[]dataPointExpectation{
{
histogramPointComparator: []histogramPointComparator{
compareHistogramStartTimestamp(ts1),
compareHistogramTimestamp(ts1),
compareHistogramAttributes(map[string]string{"method": "post", "code": "200"}),
compareHistogram(10, 7, []float64{1}, []uint64{8, 2}),
},
},
{
histogramPointComparator: []histogramPointComparator{
compareHistogramStartTimestamp(ts1),
compareHistogramTimestamp(ts1),
compareHistogramAttributes(map[string]string{"method": "post", "code": "400"}),
compareHistogram(50, 25, []float64{1}, []uint64{30, 20}),
},
},
}),
assertMetricPresent("http_requests_total",
compareMetricType(pmetric.MetricTypeSum),
compareMetricUnit(""),
[]dataPointExpectation{
{
numberPointComparator: []numberPointComparator{
compareStartTimestamp(ts1),
compareTimestamp(ts1),
compareDoubleValue(10),
compareAttributes(map[string]string{"method": "post", "code": "200"}),
},
},
{
numberPointComparator: []numberPointComparator{
compareStartTimestamp(ts1),
compareTimestamp(ts1),
compareDoubleValue(50),
compareAttributes(map[string]string{"method": "post", "code": "400"}),
},
},
}),
assertMetricPresent("rpc_duration_seconds",
compareMetricType(pmetric.MetricTypeSummary),
compareMetricUnit(""),
[]dataPointExpectation{
{
summaryPointComparator: []summaryPointComparator{
compareSummaryStartTimestamp(ts1),
compareSummaryTimestamp(ts1),
compareSummaryAttributes(map[string]string{"code": "0"}),
compareSummary(50, 100, [][]float64{{0.5, 47}}),
},
},
{
summaryPointComparator: []summaryPointComparator{
compareSummaryStartTimestamp(ts1),
compareSummaryTimestamp(ts1),
compareSummaryAttributes(map[string]string{"code": "5"}),
compareSummary(400, 180, [][]float64{{0.5, 35}}),
},
},
}),
}
doCompare(t, "scrape1", wantAttributes, m1, e1)
m2 := resourceMetrics[1]
// m2 has 4 metrics + 5 internal scraper metrics
assert.Equal(t, 9, metricsCount(m2))
metricsScrape2 := m2.ScopeMetrics().At(0).Metrics()
ts2 := getTS(metricsScrape2)
e2 := []testExpectation{
assertMetricPresent("go_threads",
compareMetricType(pmetric.MetricTypeGauge),
compareMetricUnit(""),
[]dataPointExpectation{
{
numberPointComparator: []numberPointComparator{
compareTimestamp(ts2),
compareDoubleValue(16),
},
},
}),
assertMetricPresent("http_request_duration_seconds",
compareMetricType(pmetric.MetricTypeHistogram),
compareMetricUnit(""),
[]dataPointExpectation{
{
histogramPointComparator: []histogramPointComparator{
compareHistogramStartTimestamp(ts1),
compareHistogramTimestamp(ts2),
compareHistogramAttributes(map[string]string{"method": "post", "code": "200"}),
compareHistogram(50, 43, []float64{1}, []uint64{40, 10}),
},
},
{
histogramPointComparator: []histogramPointComparator{
compareHistogramStartTimestamp(ts2),
compareHistogramTimestamp(ts2),
compareHistogramAttributes(map[string]string{"method": "post", "code": "300"}),
compareHistogram(3, 2, []float64{1}, []uint64{3, 0}),
},
},
{
histogramPointComparator: []histogramPointComparator{
compareHistogramStartTimestamp(ts1),
compareHistogramTimestamp(ts2),
compareHistogramAttributes(map[string]string{"method": "post", "code": "400"}),
compareHistogram(60, 30, []float64{1}, []uint64{35, 25}),
},
},
}),
assertMetricPresent("http_requests_total",
compareMetricType(pmetric.MetricTypeSum),
compareMetricUnit(""),
[]dataPointExpectation{
{
numberPointComparator: []numberPointComparator{
compareStartTimestamp(ts1),
compareTimestamp(ts2),
compareDoubleValue(50),
compareAttributes(map[string]string{"method": "post", "code": "200"}),
},
},
{
numberPointComparator: []numberPointComparator{
compareStartTimestamp(ts2),
compareTimestamp(ts2),
compareDoubleValue(3),
compareAttributes(map[string]string{"method": "post", "code": "300"}),
},
},
{
numberPointComparator: []numberPointComparator{
compareStartTimestamp(ts1),
compareTimestamp(ts2),
compareDoubleValue(60),
compareAttributes(map[string]string{"method": "post", "code": "400"}),
},
},
}),
assertMetricPresent("rpc_duration_seconds",
compareMetricType(pmetric.MetricTypeSummary),
compareMetricUnit(""),
[]dataPointExpectation{
{
summaryPointComparator: []summaryPointComparator{
compareSummaryStartTimestamp(ts1),
compareSummaryTimestamp(ts2),
compareSummaryAttributes(map[string]string{"code": "0"}),
compareSummary(60, 110, [][]float64{{0.5, 57}}),
},
},
{
summaryPointComparator: []summaryPointComparator{
compareSummaryStartTimestamp(ts2),
compareSummaryTimestamp(ts2),
compareSummaryAttributes(map[string]string{"code": "3"}),
compareSummary(30, 50, [][]float64{{0.5, 42}}),
},
},
{
summaryPointComparator: []summaryPointComparator{
compareSummaryStartTimestamp(ts1),
compareSummaryTimestamp(ts2),
compareSummaryAttributes(map[string]string{"code": "5"}),
compareSummary(410, 190, [][]float64{{0.5, 45}}),
},
},
}),
}
doCompare(t, "scrape2", wantAttributes, m2, e2)
m3 := resourceMetrics[2]
// m3 has 4 metrics + 5 internal scraper metrics
assert.Equal(t, 9, metricsCount(m3))
metricsScrape3 := m3.ScopeMetrics().At(0).Metrics()
ts3 := getTS(metricsScrape3)
e3 := []testExpectation{
assertMetricPresent("go_threads",
compareMetricType(pmetric.MetricTypeGauge),
compareMetricUnit(""),
[]dataPointExpectation{
{
numberPointComparator: []numberPointComparator{
compareTimestamp(ts3),
compareDoubleValue(16),
},
},
}),
assertMetricPresent("http_request_duration_seconds",
compareMetricType(pmetric.MetricTypeHistogram),
compareMetricUnit(""),
[]dataPointExpectation{
{
histogramPointComparator: []histogramPointComparator{
compareHistogramStartTimestamp(ts1),
compareHistogramTimestamp(ts3),
compareHistogramAttributes(map[string]string{"method": "post", "code": "200"}),
compareHistogram(50, 43, []float64{1}, []uint64{40, 10}),
},
},
{
histogramPointComparator: []histogramPointComparator{
compareHistogramStartTimestamp(ts2),
compareHistogramTimestamp(ts3),
compareHistogramAttributes(map[string]string{"method": "post", "code": "300"}),
compareHistogram(5, 7, []float64{1}, []uint64{3, 2}),
},
},
{
histogramPointComparator: []histogramPointComparator{
compareHistogramStartTimestamp(ts1),
compareHistogramTimestamp(ts3),
compareHistogramAttributes(map[string]string{"method": "post", "code": "400"}),
compareHistogram(60, 30, []float64{1}, []uint64{35, 25}),
},
},
}),
assertMetricPresent("http_requests_total",
compareMetricType(pmetric.MetricTypeSum),
compareMetricUnit(""),
[]dataPointExpectation{
{
numberPointComparator: []numberPointComparator{
compareStartTimestamp(ts1),
compareTimestamp(ts3),
compareDoubleValue(50),
compareAttributes(map[string]string{"method": "post", "code": "200"}),
},
},
{
numberPointComparator: []numberPointComparator{
compareStartTimestamp(ts2),
compareTimestamp(ts3),
compareDoubleValue(5),
compareAttributes(map[string]string{"method": "post", "code": "300"}),
},
},
{
numberPointComparator: []numberPointComparator{
compareStartTimestamp(ts1),
compareTimestamp(ts3),
compareDoubleValue(60),
compareAttributes(map[string]string{"method": "post", "code": "400"}),
},
},
}),
assertMetricPresent("rpc_duration_seconds",
compareMetricType(pmetric.MetricTypeSummary),
compareMetricUnit(""),
[]dataPointExpectation{
{
summaryPointComparator: []summaryPointComparator{
compareSummaryStartTimestamp(ts1),
compareSummaryTimestamp(ts3),
compareSummaryAttributes(map[string]string{"code": "0"}),
compareSummary(70, 120, [][]float64{{0.5, 67}}),
},
},
{
summaryPointComparator: []summaryPointComparator{
compareSummaryStartTimestamp(ts2),
compareSummaryTimestamp(ts3),
compareSummaryAttributes(map[string]string{"code": "3"}),
compareSummary(40, 60, [][]float64{{0.5, 52}}),
},
},
{
summaryPointComparator: []summaryPointComparator{
compareSummaryStartTimestamp(ts1),
compareSummaryTimestamp(ts3),
compareSummaryAttributes(map[string]string{"code": "5"}),
compareSummary(420, 200, [][]float64{{0.5, 55}}),
},
},
}),
}
doCompare(t, "scrape3", wantAttributes, m3, e3)
m4 := resourceMetrics[3]
// m4 has 4 metrics + 5 internal scraper metrics
assert.Equal(t, 9, metricsCount(m4))
metricsScrape4 := m4.ScopeMetrics().At(0).Metrics()
ts4 := getTS(metricsScrape4)
e4 := []testExpectation{
assertMetricPresent("go_threads",
compareMetricType(pmetric.MetricTypeGauge),
compareMetricUnit(""),
[]dataPointExpectation{
{
numberPointComparator: []numberPointComparator{
compareTimestamp(ts4),
compareDoubleValue(16),
},
},
}),
assertMetricPresent("http_request_duration_seconds",
compareMetricType(pmetric.MetricTypeHistogram),
compareMetricUnit(""),
[]dataPointExpectation{
{
histogramPointComparator: []histogramPointComparator{
compareHistogramStartTimestamp(ts4),
compareHistogramTimestamp(ts4),
compareHistogramAttributes(map[string]string{"method": "post", "code": "200"}),
compareHistogram(49, 42, []float64{1}, []uint64{40, 9}),
},
},
{
histogramPointComparator: []histogramPointComparator{
compareHistogramStartTimestamp(ts4),
compareHistogramTimestamp(ts4),
compareHistogramAttributes(map[string]string{"method": "post", "code": "300"}),
compareHistogram(3, 4, []float64{1}, []uint64{2, 1}),
},
},
{
histogramPointComparator: []histogramPointComparator{
compareHistogramStartTimestamp(ts4),
compareHistogramTimestamp(ts4),
compareHistogramAttributes(map[string]string{"method": "post", "code": "400"}),
compareHistogram(59, 29, []float64{1}, []uint64{34, 25}),
},
},
}),
assertMetricPresent("http_requests_total",
compareMetricType(pmetric.MetricTypeSum),
compareMetricUnit(""),
[]dataPointExpectation{
{
numberPointComparator: []numberPointComparator{
compareStartTimestamp(ts4),
compareTimestamp(ts4),
compareDoubleValue(49),
compareAttributes(map[string]string{"method": "post", "code": "200"}),
},
},
{
numberPointComparator: []numberPointComparator{
compareStartTimestamp(ts4),
compareTimestamp(ts4),
compareDoubleValue(3),
compareAttributes(map[string]string{"method": "post", "code": "300"}),
},
},
{
numberPointComparator: []numberPointComparator{
compareStartTimestamp(ts4),
compareTimestamp(ts4),
compareDoubleValue(59),
compareAttributes(map[string]string{"method": "post", "code": "400"}),
},
},
}),
assertMetricPresent("rpc_duration_seconds",
compareMetricType(pmetric.MetricTypeSummary),
compareMetricUnit(""),
[]dataPointExpectation{
{
summaryPointComparator: []summaryPointComparator{
compareSummaryStartTimestamp(ts4),
compareSummaryTimestamp(ts4),
compareSummaryAttributes(map[string]string{"code": "0"}),
compareSummary(69, 119, [][]float64{{0.5, 66}}),
},
},
{
summaryPointComparator: []summaryPointComparator{
compareSummaryStartTimestamp(ts4),
compareSummaryTimestamp(ts4),
compareSummaryAttributes(map[string]string{"code": "3"}),
compareSummary(39, 59, [][]float64{{0.5, 51}}),
},
},
{
summaryPointComparator: []summaryPointComparator{
compareSummaryStartTimestamp(ts4),
compareSummaryTimestamp(ts4),
compareSummaryAttributes(map[string]string{"code": "5"}),
compareSummary(419, 199, [][]float64{{0.5, 54}}),
},
},
}),
}
doCompare(t, "scrape4", wantAttributes, m4, e4)
m5 := resourceMetrics[4]
// m5 has 4 metrics + 5 internal scraper metrics
assert.Equal(t, 9, metricsCount(m5))
metricsScrape5 := m5.ScopeMetrics().At(0).Metrics()
ts5 := getTS(metricsScrape5)
e5 := []testExpectation{
assertMetricPresent("go_threads",
compareMetricType(pmetric.MetricTypeGauge),
compareMetricUnit(""),
[]dataPointExpectation{
{
numberPointComparator: []numberPointComparator{
compareTimestamp(ts5),
compareDoubleValue(16),
},
},
}),
assertMetricPresent("http_request_duration_seconds",
compareMetricType(pmetric.MetricTypeHistogram),
compareMetricUnit(""),
[]dataPointExpectation{
{
histogramPointComparator: []histogramPointComparator{
compareHistogramStartTimestamp(ts4),
compareHistogramTimestamp(ts5),
compareHistogramAttributes(map[string]string{"method": "post", "code": "200"}),
compareHistogram(50, 43, []float64{1}, []uint64{41, 9}),
},
},
{
histogramPointComparator: []histogramPointComparator{
compareHistogramStartTimestamp(ts4),
compareHistogramTimestamp(ts5),
compareHistogramAttributes(map[string]string{"method": "post", "code": "300"}),
compareHistogram(5, 4, []float64{1}, []uint64{4, 1}),
},
},
{
histogramPointComparator: []histogramPointComparator{
compareHistogramStartTimestamp(ts4),
compareHistogramTimestamp(ts5),
compareHistogramAttributes(map[string]string{"method": "post", "code": "400"}),
compareHistogram(59, 29, []float64{1}, []uint64{34, 25}),
},
},
}),
assertMetricPresent("http_requests_total",
compareMetricType(pmetric.MetricTypeSum),
compareMetricUnit(""),
[]dataPointExpectation{
{
numberPointComparator: []numberPointComparator{
compareStartTimestamp(ts4),
compareTimestamp(ts5),
compareDoubleValue(50),
compareAttributes(map[string]string{"method": "post", "code": "200"}),
},
},
{
numberPointComparator: []numberPointComparator{
compareStartTimestamp(ts4),
compareTimestamp(ts5),
compareDoubleValue(5),
compareAttributes(map[string]string{"method": "post", "code": "300"}),
},
},
{
numberPointComparator: []numberPointComparator{
compareStartTimestamp(ts4),
compareTimestamp(ts5),
compareDoubleValue(59),