public async Task CalculateInterest(decimal amount, int months, decimal expectedResult)
{
_mock.Setup(s => s.GetInterestRateAsync()).ReturnsAsync(new decimal(0.01));
var financial = new Financial(amount, months);
var actualResult = await financial.CalculateInterest(_mock.Object);
actualResult.Should().Be(expectedResult).And.BeOfType(typeof(decimal));
}
public async Task <FinancialContract> Handle(CalculateInterestCommand request,
CancellationToken cancellationToken)
{
try
{
_logging.Information(new { details = "calculate interest", entity = request });
var financial = new Financial(request.Amount, request.Months);
var interestResult = await financial.CalculateInterest(_interestRateQueryApi);
var currencyType = request.CurrencyDisplay ?? CurrencyDisplay.PtBr;
return(new FinancialContract
{
Id = financial.Id,
Amount = financial.Amount,
Months = financial.Months,
SimpleInterest = interestResult,
ValuesInCurrency = new DisplayValuesContract
{
Type = currencyType.ToString(),
AmountCurrency =
financial.Amount.FormatToCurrency(currencyType),
SimpleInterestCurrency = interestResult.FormatToCurrency(currencyType)
}
});
}
catch (Exception e)
{
_logging.Error(new
{
details = "calculate interest",
entity = request,
exception = new { inner = e.InnerException, message = e.Message }
});
throw;
}
}
