import org.junit.After;
import org.junit.Before;
import org.junit.Test;
public class TestUnit {
public static void main(String[] args) {
System.out.println("aa");
}
@Test
public void testJunit(){
System.out.println("hello junit!");
}
@Before
public void testBefore(){
System.out.println("before!");
}
@After
public void testAfter(){
System.out.println("after!");
}
}