41 lines
993 B
Go
41 lines
993 B
Go
//go:build windows
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package testutils
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import (
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"testing"
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"github.com/alecthomas/kingpin/v2"
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"github.com/go-kit/log"
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"github.com/prometheus-community/windows_exporter/pkg/collector"
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"github.com/prometheus/client_golang/prometheus"
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"github.com/stretchr/testify/require"
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)
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func FuncBenchmarkCollector[C collector.Collector](b *testing.B, name string, collectFunc collector.BuilderWithFlags[C]) {
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b.Helper()
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logger := log.NewNopLogger()
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c := collectFunc(kingpin.CommandLine)
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collectors := collector.New(map[string]collector.Collector{name: c})
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require.NoError(b, collectors.Build(logger))
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// Create perflib scrape context.
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// Some perflib collectors required a correct context,
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// or will fail during benchmark.
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scrapeContext, err := collectors.PrepareScrapeContext()
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require.NoError(b, err)
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metrics := make(chan prometheus.Metric)
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go func() {
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for {
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<-metrics
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}
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}()
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for i := 0; i < b.N; i++ {
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require.NoError(b, c.Collect(scrapeContext, logger, metrics))
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}
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}
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