public void EmployeeYearlyCalculatedCorrectly()
        {
            Employee    employee;
            EmployeePay expectedYearlyPay;

            SetupYearlyPay(out employee, out expectedYearlyPay);

            sut.CalculatePay(employee);

            Assert.Equal(expectedYearlyPay.GrossIncome, employee.AnnualPay.GrossIncome);
            Assert.Equal(expectedYearlyPay.BenefitsDiscount, employee.AnnualPay.BenefitsDiscount);
            Assert.Equal(expectedYearlyPay.BenefitsPremium, employee.AnnualPay.BenefitsPremium);
            Assert.Equal(expectedYearlyPay.BenefitsSubtotal, employee.AnnualPay.BenefitsSubtotal);
            Assert.Equal(expectedYearlyPay.TaxableIncome, employee.AnnualPay.TaxableIncome);
        }