ZCW-YeOldeCode/DepositAccountTest.java

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

/**
 * The test class DepositAccountTest.
 *
 * @author  (your name)
 * @version (a version number or a date)
 */
public class DepositAccountTest
{
   @Test
   public void withdrawTest(){
    DepositAccount test = new DepositAccount(1000, 0.1D);
    try{test.withdraw(100);}
    catch(AccountException ae){};
    assertTrue(test.balance() == 900);
    }
    
    @Test
    public void updateTest(){
    DepositAccount test = new DepositAccount(1000, 0.1D);
    test.update();
    assertTrue(test.balance() == 1100);
    }
    
    @Test
    public void setIntrestTest(){
    DepositAccount test = new DepositAccount(1000, 0.1D);
    test.setInterest(0.05D);
    test.update();
    assertTrue(test.balance() == 1050);
    }
}