ZCW-YeOldeCode/AccountTest.java

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


public class AccountTest
{
    
    Account account = new Account(100);
    @Test
    public void accountTest(){
        int expected = 100;
        int actual = account.balance();
        Assert.assertEquals(expected, actual);
    }
    
    @Test
    public void openTest(){
        Account expected = null;
        Account actual = account.open(110);
        Assert.assertEquals(expected, actual);
    }
}