@Test
    public void validateBudgetContainsSalaryValue() throws Exception {
        Budget budget = createAnnualBudget("Annual Budget", null);

        try {
            calculateBudgetBreakdown.calculateBreakdown(budget, budgetBreakdown);
            fail("Salary value is missing from budget.");
        } catch (SalaryNotFoundException e) {
            assertEquals("Salary value is missing from budget.", e.getMessage());
        }

    }