/*the net amount value */ public void Should_calculate_the_net_amount() { var HourWorked = 60; var HourRate = 10; var GermanyEmployee = BuilderEmployee.Create().EarnsForHour(HourRate).WorkedFor(HourWorked).Build(); CalculateSalaryFromGermany calculate = new CalculateSalaryFromGermany(GermanyEmployee); calculate.CalculateNetAmount(); var NetAmountTemplate = calculate.GrossAmount - calculate.TaxRateAmount - calculate.SocialTaxAmount - calculate.PensionAmount; Assert.Equal(calculate.NetAmount, NetAmountTemplate); }