Function setupTestMetrics

metrics/tenant_registries_test.go:1222–1256

()

}

func setupTestMetrics() *testMetrics {
	const numUsers = 5
	const cardinality = 5

	tm := newTestMetrics()

	for userID := 1; userID <= numUsers; userID++ {
		reg := prometheus.NewRegistry()

		labelNames := []string{"label_one", "label_two"}

		g := promauto.With(reg).NewGaugeVec(prometheus.GaugeOpts{Name: "test_gauge"}, labelNames)
		for i := 0; i < cardinality; i++ {
			g.WithLabelValues("a", strconv.Itoa(i)).Set(float64(userID))
		}

		c := promauto.With(reg).NewCounterVec(prometheus.CounterOpts{Name: "test_counter"}, labelNames)
		for i := 0; i < cardinality; i++ {
			c.WithLabelValues("a", strconv.Itoa(i)).Add(float64(userID))
		}

		h := promauto.With(reg).NewHistogramVec(prometheus.HistogramOpts{Name: "test_histogram", Buckets: []float64{1, 3, 5}}, labelNames)
		for i := 0; i < cardinality; i++ {
			h.WithLabelValues("a", strconv.Itoa(i)).Observe(float64(userID))
		}

		s := promauto.With(reg).NewSummaryVec(prometheus.SummaryOpts{Name: "test_summary"}, labelNames)
		for i := 0; i < cardinality; i++ {
			s.WithLabelValues("a", strconv.Itoa(i)).Observe(float64(userID))
		}

		tm.regs.AddTenantRegistry(strconv.Itoa(userID), reg)
	}
	return tm
}

type testMetrics struct {
	regs *TenantRegistries