internal/utils: Add unit tests

Add unit tests for various utils functions.

Signed-off-by: Sunny <darkowlzz@protonmail.com>

internal/utils/utils.go

@@ -223,11 +223,7 @@ func ParseObjectKindName(input string) (kind, name string) {
 // ParseObjectKindNameNamespace extracts the kind, name and namespace of a resource
 // based on the '<kind>/<name>.<namespace>' format
 func ParseObjectKindNameNamespace(input string) (kind, name, namespace string) {
-	name = input
-	parts := strings.Split(input, "/")
-	if len(parts) == 2 {
-		kind, name = parts[0], parts[1]
-	}
+	kind, name = ParseObjectKindName(input)
 
 	if nn := strings.Split(name, "."); len(nn) > 1 {
 		name = strings.Join(nn[:len(nn)-1], ".")