public bool CalculateIncomeTax(IncomeTaxDto incomeTaxDto)
{
var isSuccessful = false;
try
{
if (string.IsNullOrEmpty(incomeTaxDto.PostalCode))
{
return(isSuccessful);
}
if (incomeTaxDto.Income <= 0)
{
return(isSuccessful);
}
if (incomeTaxDto.PostalCode == "7441" || incomeTaxDto.PostalCode == "1000")
{
//Calculated Income Tax amount
var progressiveTaxLexel = ProgressiveTaxLevel(incomeTaxDto.Income);
var incomeTax = new ProgressiveIncomeTax(incomeTaxDto.PostalCode, incomeTaxDto.Income);
incomeTax.CalculateProgressiveIncomeTax(progressiveTaxLexel);
//Save IncomeTax
var result = _incomeTaxRepository.CreateIncomeTax(incomeTax);
isSuccessful = result != null;
return(isSuccessful);
}
if (incomeTaxDto.PostalCode == "A100")
{
var incomeTax = new FlatRateIncomeTax(incomeTaxDto.PostalCode, incomeTaxDto.Income);
incomeTax.CalculateFlatRateIncomeTax();
var result = _incomeTaxRepository.CreateIncomeTax(incomeTax);
isSuccessful = result != null;
}
if (incomeTaxDto.PostalCode == "7000")
{
var incomeTax = new FlatValueIncomeTax(incomeTaxDto.PostalCode, incomeTaxDto.Income);
incomeTax.CalculateFlatValueIncomeTax();
var result = _incomeTaxRepository.CreateIncomeTax(incomeTax);
isSuccessful = result != null;
}
return(isSuccessful);
}
catch (Exception ex)
{
return(isSuccessful);
}
}
public void Calculate_ProgressiveTax_Level6_Success()
{
//Arrange
var taxCalculated = new ProgressiveIncomeTax(postalCode: "7441", income: 400000);
var progressiveTaxTotal = ProgressiveTaxLevelEnum.Level6;
//Act
var result = taxCalculated.CalculateProgressiveIncomeTax(progressiveTaxTotal);
//Assert
Assert.IsTrue(Math.Round(result, 2) == 117682.14);
}
public void Calculate_ProgressiveTax_Level5_Success()
{
//Arrange
var taxCalculated = new ProgressiveIncomeTax(postalCode: "7441", income: 200000);
var progressiveTaxTotal = ProgressiveTaxLevelEnum.Level5;
//Act
var result = taxCalculated.CalculateProgressiveIncomeTax(progressiveTaxTotal);
//Assert
Assert.IsTrue(result == 51141.49);
}
