public void Create_ShouldReturnDto()
{
var detail = TaxDetailDto.Create(10000, 20000, 20, "band1", 2000);
detail.Description.Should().Be("band1");
detail.Range.Should().Be("Over 10000.00 and less than or equal to 20000.00");
detail.Tax.Should().Be("2000.00");
detail.Rate.Should().Be(20);
}
public void Create_UppderBoundNull_ShouldReturnRangeStatementWithOverOnly()
{
var detail = TaxDetailDto.Create(10000, null, 20, "band1", 2000);
detail.Description.Should().Be("band1");
detail.Range.Should().Be("Over 10000.00");
detail.Tax.Should().Be("2000.00");
detail.Rate.Should().Be(20);
}
public (decimal, List <TaxDetailDto>) GetTax(decimal amount)
{
var lowerBound = 0m;
var total = 0m;
var details = new List <TaxDetailDto>();
foreach (var taxBand in TaxBands)
{
total += taxBand.GetTax(lowerBound, amount);
details.Add(TaxDetailDto.Create(lowerBound,
taxBand.UpperBound,
taxBand.Rate,
taxBand.Description,
taxBand.GetTax(lowerBound, amount)));
lowerBound = taxBand.UpperBound.HasValue ? taxBand.UpperBound.Value : 0;
}
return(total, details);
}