@Test
  public void test_edit() {
    Long id = 1l;

    when(rankingController.rankingDao.findById(id)).thenReturn(TestObjects.createSampleRanking());

    ModelMap modelMap = rankingController.edit(id);

    verify(rankingController.rankingDao).findById(id);

    assertNotNull(modelMap.get("ranking"));
  }
  @Test
  public void test_save() {
    Long id = 1l;
    Ranking ranking = TestObjects.createSampleRanking();

    when(rankingController.rankingDao.findById(id)).thenReturn(ranking);

    String redirect = rankingController.save(id, "Title");

    verify(rankingController.rankingDao).save(ranking);

    assertEquals("redirect:show.do?id=1", redirect);
  }
  @Test
  public void test_delete() {
    Long id = 1l;
    Ranking ranking = TestObjects.createSampleRanking();

    when(rankingController.rankingDao.findById(id)).thenReturn(ranking);

    String redirect = rankingController.delete(id);

    verify(rankingController.rankingDao).findById(id);
    verify(rankingController.rankingDao).delete(ranking);

    assertEquals("redirect:list.do", redirect);
  }
  @Test
  public void test_list() {
    List<Ranking> rankingList = new ArrayList<Ranking>();
    rankingList.add(TestObjects.createSampleRanking());

    when(rankingController.rankingDao.findAll()).thenReturn(rankingList);

    ModelMap modelMap = rankingController.list();

    verify(rankingController.rankingDao).findAll();

    assertNotNull(modelMap.get("rankings"));

    assertTrue(((List<Ranking>) modelMap.get("rankings")).size() == 1);
  }