test: cll to array list

assignment/src/test/java/appointmentplanner/customlist/api/CustomLinkedListTest.java

@@ -2,6 +2,7 @@ package appointmentplanner.customlist.api;
 
 import static org.assertj.core.api.Assertions.*;
 
+import java.util.ArrayList;
 import java.util.stream.Stream;
 
 import org.junit.jupiter.api.Test;
@@ -174,6 +175,20 @@ public class CustomLinkedListTest {
 
   }
 
+  @Test
+  void cllToArrayList() {
+
+    String[] items = new String[] { "Uz", "toho", "mam", "dost" };
+
+    CustomLinkedList<String> ll = initPopulatedList(items);
+
+    ArrayList<String> convertedAl = ll.toArrayList();
+
+    for (int i = 0; i < items.length; i++) {
+      assertThat(items[i]).isEqualTo(convertedAl.get(i));
+    }
+  }
+
   private CustomLinkedList<String> initPopulatedList(String... initData) {
     CustomLinkedList<String> list = new CustomLinkedListImpl<>();
     Stream.of(initData).forEach(list::add);