Function GenerateSeriesWithSamples

integration/e2e/util.go:192–225

(
	name string,
	startTime time.Time,
	scrapeInterval time.Duration,
	startValue int,
	numSamples int,
	additionalLabels ...prompb.Label,
)

}

func GenerateSeriesWithSamples(
	name string,
	startTime time.Time,
	scrapeInterval time.Duration,
	startValue int,
	numSamples int,
	additionalLabels ...prompb.Label,
) (series prompb.TimeSeries) {
	tsMillis := TimeToMilliseconds(startTime)
	durMillis := scrapeInterval.Milliseconds()

	lbls := append(
		[]prompb.Label{
			{Name: labels.MetricName, Value: name},
		},
		additionalLabels...,
	)

	startTMillis := tsMillis
	samples := make([]prompb.Sample, numSamples)
	for i := range numSamples {
		scrapeJitter := rand.Int63n(10) + 1 // add a jitter to simulate real-world scenarios, refer to: https://github.com/prometheus/prometheus/issues/13213
		samples[i] = prompb.Sample{
			Timestamp: startTMillis + scrapeJitter,
			Value:     float64(i + startValue),
		}
		startTMillis += durMillis
	}

	return prompb.TimeSeries{
		Labels:  lbls,
		Samples: samples,
	}
}

// GetTempDirectory creates a temporary directory for shared integration
// test files, either in the working directory or a directory referenced by