Function TestValidateLabelDuplication

pkg/util/validation/validate_test.go:366–402

(t *testing.T)

}

func TestValidateLabelDuplication(t *testing.T) {
	cfg := new(Limits)
	cfg.MaxLabelNameLength = 10
	cfg.MaxLabelNamesPerSeries = 10
	cfg.MaxLabelValueLength = 10
	reg := prometheus.NewRegistry()
	validateMetrics := NewValidateMetrics(reg)
	userID := "testUser"

	actual := ValidateLabels(validateMetrics, cfg, userID, []cortexpb.LabelAdapter{
		{Name: model.MetricNameLabel, Value: "a"},
		{Name: model.MetricNameLabel, Value: "b"},
	}, false, model.LegacyValidation)
	expected := newDuplicatedLabelError([]cortexpb.LabelAdapter{
		{Name: model.MetricNameLabel, Value: "a"},
		{Name: model.MetricNameLabel, Value: "b"},
	}, model.MetricNameLabel)
	assert.Equal(t, expected, actual)

	actual = ValidateLabels(validateMetrics, cfg, userID, []cortexpb.LabelAdapter{
		{Name: model.MetricNameLabel, Value: "a"},
		{Name: "a", Value: "a"},
		{Name: "a", Value: "a"},
	}, false, model.LegacyValidation)
	expected = newDuplicatedLabelError([]cortexpb.LabelAdapter{
		{Name: model.MetricNameLabel, Value: "a"},
		{Name: "a", Value: "a"},
		{Name: "a", Value: "a"},
	}, "a")
	assert.Equal(t, expected, actual)

	require.NoError(t, testutil.GatherAndCompare(reg, strings.NewReader(`
			# HELP cortex_discarded_samples_total The total number of samples that were discarded.
			# TYPE cortex_discarded_samples_total counter
			cortex_discarded_samples_total{reason="duplicate_label_names",user="testUser"} 2
	`), "cortex_discarded_samples_total"))
}

func TestValidateNativeHistogram(t *testing.T) {
	userID := "fake"