public void Can_Calculate_TotalCostOfBenefits_Some_Dependents_Names_Start_With_Discount_Letter()
{
var employee = new Employee();
employee.Name = "Thomas";
employee.Dependents = new Collection<Dependent>();
var dependent1 = new Dependent();
dependent1.Name = "Allison";
employee.Dependents.Add(dependent1);
var dependent2 = new Dependent();
dependent2.Name = "Alfred";
employee.Dependents.Add(dependent2);
var dependent3 = new Dependent();
dependent3.Name = "Rick";
employee.Dependents.Add(dependent3);
var result = _service.TotalCostOfBenefits(employee);
// full-cost employee, full-cost dependent, 2 discounted dependents
decimal expectedCost = 1000 + 500 + 450 + 450;
Assert.AreEqual(result, expectedCost);
}
public void Can_Calculate_EmployeeCostOfBenefits_Name_Starts_With_Discount_Letter()
{
var employee = new Employee();
employee.Name = "Alfred";
var result = _service.CalculateEmployeeCostOfBenefits(employee);
Assert.AreEqual(result, 900);
}
public decimal CalculateEmployeeCostOfBenefits(Employee employee)
{
if (!string.IsNullOrEmpty(employee.Name) && employee.Name.StartsWith(_discountLetter))
{
return _employeeCost*(1 - _discountPercentage);
}
return _employeeCost;
}
public decimal TotalCostOfBenefits(Employee employee)
{
var totalCost = CalculateEmployeeCostOfBenefits(employee);
if (employee.Dependents != null && employee.Dependents.Any())
{
totalCost += employee.Dependents.Sum(x => CalculateDependentCostOfBenefits(x));
}
return totalCost;
}
