Function TestValidateLabels

pkg/util/validation/validate_test.go:105–223

(t *testing.T)

}

func TestValidateLabels(t *testing.T) {
	cfg := new(Limits)
	userID := "testUser"

	reg := prometheus.NewRegistry()
	validateMetrics := NewValidateMetrics(reg)

	cfg.MaxLabelValueLength = 25
	cfg.MaxLabelNameLength = 25
	cfg.MaxLabelNamesPerSeries = 2
	cfg.MaxLabelsSizeBytes = 90
	cfg.EnforceMetricName = true
	cfg.LimitsPerLabelSet = []LimitsPerLabelSet{
		{
			Limits: LimitsPerLabelSetEntry{MaxSeries: 0},
			LabelSet: labels.FromMap(map[string]string{
				model.MetricNameLabel: "foo",
			}),
			Hash: 0,
		},
		// Default partition
		{
			Limits:   LimitsPerLabelSetEntry{MaxSeries: 0},
			LabelSet: labels.EmptyLabels(),
			Hash:     1,
		},
	}

	for _, c := range []struct {
		metric                  model.Metric
		skipLabelNameValidation bool
		err                     error
	}{
		{
			map[model.LabelName]model.LabelValue{model.MetricNameLabel: "valid", "foo ": "bar"},
			false,
			newInvalidLabelError([]cortexpb.LabelAdapter{
				{Name: model.MetricNameLabel, Value: "valid"},
				{Name: "foo ", Value: "bar"},
			}, "foo "),
		},
		{
			map[model.LabelName]model.LabelValue{model.MetricNameLabel: "valid:name"},
			false,
			nil,
		},
		{
			map[model.LabelName]model.LabelValue{model.MetricNameLabel: "badLabelName", "this_is_a_really_really_long_name_that_should_cause_an_error": "test_value_please_ignore"},
			false,
			newLabelNameTooLongError([]cortexpb.LabelAdapter{
				{Name: model.MetricNameLabel, Value: "badLabelName"},
				{Name: "this_is_a_really_really_long_name_that_should_cause_an_error", Value: "test_value_please_ignore"},
			}, "this_is_a_really_really_long_name_that_should_cause_an_error", cfg.MaxLabelNameLength),
		},
		{
			map[model.LabelName]model.LabelValue{model.MetricNameLabel: "badLabelValue", "much_shorter_name": "test_value_please_ignore_no_really_nothing_to_see_here"},
			false,
			newLabelValueTooLongError([]cortexpb.LabelAdapter{