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

/**
 * The test class PhoneBookTest.
 *
 * @author  (your name)
 * @version (a version number or a date)
 */
public class PhoneBookTest
{
    PhoneBook pb = new PhoneBook();
    
    @Test
    public void PhoneBookAdd(){
    String expected = "bobo 333666444";
    
    String actual = pb.add("bobo", "333666444");
    
    assertEquals(expected, actual);
    }
    
    @Test
    public void PhoneBookRemove(){
    String expected = "anything";
    
    String actual = pb.remove("anything");
    
    assertEquals(expected, actual);
    
    }
    
    @Test
    public void PhoneBookLookUp(){
    //when
    pb.add("fufu", "8888888");
    
    //expected
    String expected = "8888888";
    
    //actual
    String actual = pb.lookUp("fufu");
    
    assertEquals(expected, actual);
    
    }
    
    @Test
    public void reverseLookUp(){
    //when
    pb.add("buu", "89898989");
    
    String expected = "buu";
    
    String actual = pb.reverseLookup("89898989");
    
    assertEquals(expected, actual);
    }
    
    @Test
    public void DisplayTest(){
    //when
    
    }
   
}