Merge branch 'master' of https://github.com/cgrates/cgrates

utils/slice.go

@@ -41,3 +41,14 @@ func SliceMemberHasPrefix(ss []string, prfx string) bool {
 	}
 	return false
 }
+
+func Avg(values []float64) float64 {
+	if len(values) == 0 {
+		return 0.0
+	}
+	var sum float64
+	for _, val := range values {
+		sum += val
+	}
+	return sum / float64(len(values))
+}

utils/utils_test.go

@@ -436,3 +436,21 @@ func TestConcatenatedKey(t *testing.T) {
 		t.Error("Unexpected key value received: ", key)
 	}
 }
+
+func TestAvg(t *testing.T) {
+	values := []float64{1, 2, 3}
+	result := Avg(values)
+	expected := 2.0
+	if expected != result {
+		t.Errorf("Wrong Avg: expected %v got %v", expected, result)
+	}
+}
+
+func TestAvgEmpty(t *testing.T) {
+	values := []float64{}
+	result := Avg(values)
+	expected := 0.0
+	if expected != result {
+		t.Errorf("Wrong Avg: expected %v got %v", expected, result)
+	}
+}