public decimal ComputeTax(int payrollId, EmployeeInfo employeeInfo, decimal totalTaxableIncome, FrequencyType taxFrequency)
{
var taxDeduction = _deductionService.GetByName(TAX_DEDUCTION_NAME);
var noOfDependents =
employeeInfo.Dependents > MAX_DEPENDENT ? MAX_DEPENDENT : employeeInfo.Dependents;
var taxAmount = _taxService.ComputeTax(taxFrequency, noOfDependents, totalTaxableIncome);
//Create deductions
if (taxAmount > 0)
{
var employeePayrollDeduction = new EmployeePayrollDeduction
{
EmployeeId = employeeInfo.EmployeeId,
DeductionId = taxDeduction.DeductionId,
Amount = taxAmount,
DeductionDate = new DateTime(),
EmployeePayrollId = payrollId
};
_employeePayrollDeductionRepository.Add(employeePayrollDeduction);
}
return(taxAmount);
}
public void ComputeTaxMonthlyLevel1()
{
Initialize();
var frequency = FrequencyType.Monthly;
//No Tax
decimal taxAmount1 = 4000;
var tax1 = _taxService.ComputeTax(frequency, 0, taxAmount1);
Assert.AreEqual(0, tax1);
//No Tax
decimal taxAmount2 = 4166;
var tax2 = _taxService.ComputeTax(frequency, 0, taxAmount2);
Assert.AreEqual(0, tax2);
//No Tax
decimal taxAmount3 = 4167;
var tax3 = _taxService.ComputeTax(frequency, 0, taxAmount3);
Assert.AreEqual(0, tax3);
//With Tax
decimal taxAmount4 = 4300;
var tax4 = _taxService.ComputeTax(frequency, 0, taxAmount4);
Assert.AreEqual((decimal)6.6500, tax4);
//With Tax
decimal taxAmount5 = 4999.99M;
var tax5 = _taxService.ComputeTax(frequency, 0, taxAmount5);
Assert.AreEqual((decimal)41.6495, tax5);
}