public void CalculateForeignCurrencyConversionWhenExchangeRatePerSegmentIsNullTest()
{
var exchangeRate = new ExchangeRate(
10,
5.00m,
CustomerSegment.RETAIL
);
Assert.Throws <ArgumentNullException>(() => exchangeRate.CalculateForeignCurrencyConversion());
}
public void CalculateForeignCurrencyConversionWhenCustomSegmentIsNullTest()
{
var exchangeRatePerSegment = ExchangeRatePerSegmentBuilder.ExchangeRatePerSegment;
var exchangeRate = new ExchangeRate(
10,
5.00m,
null,
exchangeRatePerSegment
);
Assert.Throws <ArgumentNullException>(() => exchangeRate.CalculateForeignCurrencyConversion());
}
public void CalculateForeignCurrencyConversionWhenCustomerSegmentIsPrivateTest(
int amount,
decimal foreignCurrencyConversionRate,
CustomerSegment customerSegment
)
{
var exchangeRatePerSegment = ExchangeRatePerSegmentBuilder.ExchangeRatePerSegment;
var exchangeRate = new ExchangeRate(
amount,
foreignCurrencyConversionRate,
customerSegment,
exchangeRatePerSegment
);
var calculate = exchangeRate.CalculateForeignCurrencyConversion();
Assert.Equal(
calculate,
(amount * foreignCurrencyConversionRate) * (1 + exchangeRatePerSegment.Private)
);
}
public async Task <ExchangeRateResponse> GetForeignCurrencyConversionAsync(ForeignCurrencyConversionRequest request)
{
var foreignExchangeRate = await _foreignExchangeRatesService.GetLatestExchangeRateAsync(request.Currency);
if (foreignExchangeRate == null)
{
_domainNotification.AddNotification("ForeignCurrencyConversion", "Foreign Exchange Rates API request error");
return(null);
}
var exchangeRate = new ExchangeRate(
request.Amount,
foreignExchangeRate.Rates.BrazilianReal,
request.CustomerSegment,
_exchangeRatePerSegment
);
var calculateForeignCurrencyConversion = exchangeRate.CalculateForeignCurrencyConversion();
return(new ExchangeRateResponse(calculateForeignCurrencyConversion));
}