diff --git a/assignment/src/test/java/appointmentplanner/customlist/api/CustomLinkedListTest.java b/assignment/src/test/java/appointmentplanner/customlist/api/CustomLinkedListTest.java
index 478676f..9fa839d 100644
--- a/assignment/src/test/java/appointmentplanner/customlist/api/CustomLinkedListTest.java
+++ b/assignment/src/test/java/appointmentplanner/customlist/api/CustomLinkedListTest.java
@@ -55,6 +55,8 @@ public class CustomLinkedListTest {
       "'Tak, jsme, to, cele, totalne, dosrali, ale, co, uz', 'totalne'",
       "'Tak, jsme, to, cele, totalne, dosrali, ale, co, uz', 'Tak'",
       "'Tak, jsme, to, cele, totalne, dosrali, ale, co, uz', 'uz'",
+      "'Tak, jsme, to, cele, totalne, dosrali, ale, co, uz', 'non-existing'",
+      "'only', 'only'",
   })
   void cllRemove_shouldRemoveItemSuccessfully(@ConvertWith(StringArrayConverter.class) String[] data, String toRemove) {
     CustomLinkedList<String> list = new CustomLinkedListImpl<>();