package increaseLearning.dataStructure; import org.junit.Test; import ListServiceImpl.KArrayList; import junit.framework.TestCase; public class arrayListTest extends TestCase { @Test public void testArrayList() { KArrayList<Integer> arr = new KArrayList<Integer>(); for (int i = 1; i <= 50; i++) { arr.add(i); } arr.add(10, 99); arr.add(0, 99); System.out.println(arr.get(51)); System.out.println(arr.get(11)); // arr.clear(); // System.out.println(arr.contains(99)); // System.out.println(arr.indexOf(59)); arr.remove(11); arr = null; } }