@Test
    public void testCheckIfCategoryAlreadyExistsHelperMethodShouldReturnTrue() throws WrapperApplicationException{
        List<Category> categoryList = Arrays.asList(
                new Category(CATEGORY_NAME, Category.CategoryStatus.ACCEPTED),
                new Category("Name 2", Category.CategoryStatus.ACCEPTED),
                new Category("Name 3", Category.CategoryStatus.ACCEPTED));

        when(categoryDAO.findAll()).thenReturn(categoryList);
        boolean alreadyExists = categoryService.checkIfCategoryAlreadyExistsHelperMethod(CATEGORY_NAME);
        assertEquals(true, alreadyExists);
    }

    @Test
    public void testCheckIfCategoryAlreadyExistsHelperMethodShouldReturnFalse() throws WrapperApplicationException{
        List<Category> categoryList = Arrays.asList(
                new Category(CATEGORY_NAME, Category.CategoryStatus.ACCEPTED),
                new Category("Name 2", Category.CategoryStatus.ACCEPTED),
                new Category("Name 3", Category.CategoryStatus.ACCEPTED));

        when(categoryDAO.findAll()).thenReturn(categoryList);
        boolean alreadyExists = categoryService.checkIfCategoryAlreadyExistsHelperMethod("Completely another name");
        assertEquals(false, alreadyExists);
    }