@Before
 public void initiate() {
   PostControllerTestServiceApi postService =
       getPostServiceApi(admin.getUsername(), admin.getPassword());
   postService.deleteAll();
   if (userServiceApi.getUser(testUser0.getUsername()) == null) userServiceApi.signup(testUser0);
   if (userServiceApi.getUser(testUser1.getUsername()) == null) userServiceApi.signup(testUser1);
   FollowerControllerTestServiceApi followerService =
       getFollowerServiceApi(testUser0.getUsername(), testUser0.getPassword());
   followerService.add(testFollower1);
 }