public void TestGetTaxRate_MarriedJoint(decimal income, decimal assertRate)
        {
            var rate = TaxRateCalcBase.GetTaxRate(income, FileStatusEnum.MarriedJointly);

            Assert.AreEqual(rate, assertRate);
        }
        public void TestGetTaxRate_Single(decimal income, decimal assertRate)
        {
            var rate = TaxRateCalcBase.GetTaxRate(income, FileStatusEnum.Single);

            Assert.AreEqual(rate, assertRate);
        }