@Test
    public void exceptionThrownIfFormDataSocialBudgetItemsListIsNull() {

        when(budgetFormData.getSocialBudgetItemsList()).thenReturn(null);

        try {
            budget.buildBudget(budgetFormData);
            fail("SocialBudgetItemsList is null.");
        } catch (Exception e) {
            System.out.println("SocialBudgetItemsList is null.");
        }

    }