Added unit test

Signed-off-by: Wise-Wizard <[email protected]>

internal/metrics/otelmetrics/factory.go

@@ -32,7 +32,7 @@ func NewFactory(meterProvider metric.MeterProvider) metrics.Factory {
 }
 
 func (f *otelFactory) Counter(opts metrics.Options) metrics.Counter {
-	name := counterNamingConvention(f.subScope(opts.Name))
+	name := CounterNamingConvention(f.subScope(opts.Name))
 	counter, err := f.meter.Int64Counter(name)
 	if err != nil {
 		log.Printf("Error creating OTEL counter: %v", err)
@@ -132,7 +132,7 @@ func attributeSetOption(tags map[string]string) metric.MeasurementOption {
 	return metric.WithAttributes(attributes...)
 }
 
-func counterNamingConvention(name string) string {
+func CounterNamingConvention(name string) string {
 	if !strings.HasSuffix(name, "_total") {
 		name += "_total"
 	}

internal/metrics/otelmetrics/factory_test.go

@@ -104,6 +104,18 @@ func TestCounter(t *testing.T) {
 	assert.Equal(t, expectedLabels, promLabelsToMap(metrics[0].GetLabel()))
 }
 
+func TestCounterNamingConvention(t *testing.T) {
+    input := "test_counter"
+    expected := "test_counter_total"
+
+    result := otelmetrics.CounterNamingConvention(input)
+
+    if result != expected {
+        t.Errorf("Expected %s, but got %s", expected, result)
+    }
+}
+
+
 func TestGauge(t *testing.T) {
 	registry := promReg.NewPedanticRegistry()
 	factory := newTestFactory(t, registry)