@Test
  public void should_return_right_base_matrix() throws Exception {

    application.setElementValues(QuestionsMock.getMockAllOverLimit());
    Integer[] baseMatrix = application.getElementValues();

    Assert.assertEquals(baseMatrix[0].intValue(), 14);
    Assert.assertEquals(baseMatrix[1].intValue(), 4);
  }
  @Test
  public void should_return_is_over_limit() throws Exception {

    application.setElementValues(QuestionsMock.getMockAllOverLimit());
    Assert.assertTrue(application.isQuestionsOverLimit());
  }
  @Test
  public void should_return_all_questions_over_limit() throws Exception {

    Integer[] overLimit = getOverLimitElements(QuestionsMock.getMockAllOverLimit());
    Assert.assertEquals(overLimit.length, 2);
  }