1  public class TreeMain {
 2
 3    public static void main(String[] args){
 4      BTree test1 = new BTree(new Node(3), new BTree(new Node(2)), new BTree(new Node(4)));
 5      System.out.println(" TEST 1 IS ==>  \n"+ test1.toString());
 6      BTree test2 = new BTree(new Node(3),new BTree(new Node(1), new BTree(new Node(0)), new BTree(new Node(2))), new BTree(new Node(4)));
 7
 8      System.out.println(" TEST 2 IS ==>  \n"+ test2.toString());
 9      System.out.println(" TEST 1 HAS ==>  \n"+ test1.numberOfNodes());
10      System.out.println(" TEST 2 HAS ==>  \n"+ test2.numberOfNodes());
11    }
12  }