public void testViewOtherProfiles() {
    User user1 = new User("user1", "city1", "*****@*****.**", null);
    User johnCena = new User("The Heavyweight Champion", "WWE RAW", "*****@*****.**", null);
    User user2 = new User("user2", "city2", "*****@*****.**", null);
    user1.addFriend(johnCena);
    user1.addFriend(user2);

    assertEquals(johnCena, user1.getFriend("The Heavyweight Champion"));
    assertTrue(user1.getFriend("The Heavyweight Champion").getLocation().equals("WWE RAW"));
  }
  public void testRemoveFriend() {
    User user1 = new User("user1", "city1", "*****@*****.**", null);
    User johnCena = new User("johnCena", "WWE", "*****@*****.**", null);
    User user2 = new User("user2", "city2", "*****@*****.**", null);
    user1.addFriend(johnCena);
    user1.addFriend(user2);

    user1.removeFriend(johnCena);
    assertEquals(null, user1.getFriend("johnCena"));
  }
 public void testProfileData() {
   User johnCena = new User("The Heavyweight Champion", "WWE RAW", "*****@*****.**", null);
   assertEquals("The Heavyweight Champion", johnCena.getName());
   assertEquals("WWE RAW", johnCena.getLocation());
   johnCena.setName("John Felix Anthony Cena");
   johnCena.setLocation("Tampa, Florida, U.S.");
   assertEquals("John Felix Anthony Cena", johnCena.getName());
   assertEquals("Tampa, Florida, U.S.", johnCena.getLocation());
 }
 public void testAddFriend() {
   User johnCena = new User("WWE", "Salt lake City", "*****@*****.**", null);
   User user1 = new User("User1", "City1", "*****@*****.**", null);
   johnCena.addFriend(user1);
   assertEquals(user1, johnCena.getFriend("User1"));
 }