import static org.junit.Assert.*;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;

/**
 * The test class CalendarTest.
 *
 * @author  (your name)
 * @version (a version number or a date)
 */
public class CalendarTest
{
    Calendar test;
    
    @Test
    public void addDayTest() {
    try{test = new Calendar(8,2,1985);}
    catch(DateException de){};
    
    test.addDay();
    assertTrue(test.day == 9);
    
    }
    
     @Test
    public void subDayTest() {
    try{test = new Calendar(8,2,1985);}
    catch(DateException de){};
    
    test.subDay();
    assertTrue(test.day == 7);
    
    }
    
    @Test
    public void addMonthTest() {
    try{test = new Calendar(8,2,1985);}
    catch(DateException de){};
    
    test.addMonth();
    assertTrue(test.month == 3);
    
    }
    
     @Test
    public void subMonthTest() {
    try{test = new Calendar(8,2,1985);}
    catch(DateException de){};
    
    test.subMonth();
    assertTrue(test.month == 1);
    
    }
    
     @Test
    public void addyearTest() {
    try{test = new Calendar(8,2,1985);}
    catch(DateException de){};
    
    test.addYear();
    assertTrue(test.year == 1986);
    
    }
    
      @Test
    public void subyearTest() {
    try{test = new Calendar(8,2,1985);}
    catch(DateException de){};
    
    test.subYear();
    assertTrue(test.year == 1984);
    
    }
}