diff --git a/utils/testutils/lines.go b/utils/testutils/lines.go
new file mode 100644
index 0000000..546f590
--- /dev/null
+++ b/utils/testutils/lines.go
@@ -0,0 +1,8 @@
+package testutils
+
+import "runtime"
+
+func GetLineNumberOfCaller(levels int) int {
+	_, _, line, _ := runtime.Caller(levels + 1)
+	return line
+}