1  public class DayTester
  2  {
  3     public static void main(String[] args)
  4     {
  5        Day today = new Day(2010, 2, 15); // February 15, 2010
  6        Day later = today.addDays(30);
  7  
  8        System.out.println(later.getYear());
  9        System.out.println("Expected: 2010");
 10        System.out.println(later.getMonth());
 11        System.out.println("Expected: 3");
 12        System.out.println(later.getDate());
 13        System.out.println("Expected: 13");
 14        System.out.println(later.daysFrom(today)); 
 15        System.out.println("Expected: 30");
 16     }
 17  }