package com.coding.week1;
import static org.junit.Assert.*;
import org.junit.Test;
public class TestArrayList {
ArrayList arrayList =new ArrayList();
@Test
public void Test(){
//add
arrayList.add("MM");
arrayList.add(1,"YY");
arrayList.add(2,"ZZ");
//get
assertEquals((String)arrayList.get(0), "MM");
assertEquals(arrayList.size(),3 );
//remove
assertEquals(arrayList.remove(2), "ZZ");
assertEquals(arrayList.size(),2 );
//iterator
Iterator ito = arrayList.iterator();
int i=0;
while(ito.hasNext()){
assertEquals(ito.next(), arrayList.get(i));
i++;
}
}
}