public void Add_ExistingRates_AreOverwritten()
{
var subject = new TabulatedExchangeRateProvider();
subject.Add(CurrencyIsoCode.AED, CurrencyIsoCode.AFN, 1.5m);
subject.Add(CurrencyIsoCode.AED, CurrencyIsoCode.AFN, 2m);
ExchangeRate overwritten = subject.Get(CurrencyIsoCode.AED, CurrencyIsoCode.AFN);
Assert.That(overwritten.Rate, Is.EqualTo(2m));
}
public void Ctor_CustomRateFactory_AddInstancesOfCustomExchangeRate()
{
var subject = new TabulatedExchangeRateProvider((from, to, rate) => new CustomExchangeRate(from, to, rate));
ExchangeRate added = subject.Add(CurrencyIsoCode.AED, CurrencyIsoCode.AFN, 1);
Assert.That(added.GetType(), Is.SameAs(typeof(CustomExchangeRate)));
}
public void Ctor_DefaultRateFactory_AddInstancesOfExchangeRate()
{
var subject = new TabulatedExchangeRateProvider();
ExchangeRate added = subject.Add(CurrencyIsoCode.AED, CurrencyIsoCode.AFN, 1);
Assert.That(added.GetType(), Is.SameAs(typeof(ExchangeRate)));
}
public void Add_IdentityRatesForBaseCurrency_NotAdded()
{
var subject = new TabulatedExchangeRateProvider();
subject.Add(CurrencyIsoCode.AED, CurrencyIsoCode.AFN, 1.5m);
Assert.That(() => subject.Get(CurrencyIsoCode.AED, CurrencyIsoCode.AED), Throws.InstanceOf <KeyNotFoundException>());
}
public void Get_NonExistingRate_Exception()
{
var subject = new TabulatedExchangeRateProvider();
subject.Add(CurrencyIsoCode.AED, CurrencyIsoCode.AFN, 1.5m);
Assert.That(() => subject.Get(CurrencyIsoCode.USD, CurrencyIsoCode.AFN), Throws.InstanceOf <KeyNotFoundException>());
}
public void Add_AddsTheRate_WithTheData()
{
var subject = new TabulatedExchangeRateProvider();
ExchangeRate added = subject.Add(CurrencyIsoCode.AED, CurrencyIsoCode.AFN, 1.5m);
Assert.That(added.From, Is.EqualTo(CurrencyIsoCode.AED));
Assert.That(added.To, Is.EqualTo(CurrencyIsoCode.AFN));
Assert.That(added.Rate, Is.EqualTo(1.5m));
}
public void InitSubject()
{
_as20110519 = new TabulatedExchangeRateProvider((from, to, rate) => new FiveDecimalsArithmetic(from, to, rate));
_as20110519.Add(CurrencyIsoCode.USD, CurrencyIsoCode.USD, 1m);
_as20110519.Add(CurrencyIsoCode.USD, CurrencyIsoCode.EUR, 0.70155m);
_as20110519.Add(CurrencyIsoCode.USD, CurrencyIsoCode.GBP, 0.61860m);
_as20110519.Add(CurrencyIsoCode.EUR, CurrencyIsoCode.EUR, 1m);
_as20110519.Add(CurrencyIsoCode.EUR, CurrencyIsoCode.USD, 1.42542m);
_as20110519.Add(CurrencyIsoCode.EUR, CurrencyIsoCode.GBP, 0.88176m);
_as20110519.Add(CurrencyIsoCode.GBP, CurrencyIsoCode.GBP, 1m);
_as20110519.Add(CurrencyIsoCode.GBP, CurrencyIsoCode.EUR, 1.13409m);
_as20110519.Add(CurrencyIsoCode.GBP, CurrencyIsoCode.USD, 1.61656m);
}
public void InitSubject()
{
_as20110519 = new TabulatedExchangeRateProvider();
_as20110519.Add(CurrencyIsoCode.USD, CurrencyIsoCode.USD, 1m);
_as20110519.Add(CurrencyIsoCode.USD, CurrencyIsoCode.EUR, 0.70155m);
_as20110519.Add(CurrencyIsoCode.USD, CurrencyIsoCode.GBP, 0.61860m);
_as20110519.Add(CurrencyIsoCode.EUR, CurrencyIsoCode.EUR, 1m);
_as20110519.Add(CurrencyIsoCode.EUR, CurrencyIsoCode.USD, 1.42542m);
_as20110519.Add(CurrencyIsoCode.EUR, CurrencyIsoCode.GBP, 0.88176m);
_as20110519.Add(CurrencyIsoCode.GBP, CurrencyIsoCode.GBP, 1m);
_as20110519.Add(CurrencyIsoCode.GBP, CurrencyIsoCode.EUR, 1.13409m);
_as20110519.Add(CurrencyIsoCode.GBP, CurrencyIsoCode.USD, 1.61656m);
}
public void Get_ExistingRate_RateReturned()
{
var subject = new TabulatedExchangeRateProvider();
subject.Add(CurrencyIsoCode.AED, CurrencyIsoCode.AFN, 1.5m);
ExchangeRate existing = subject.Get(CurrencyIsoCode.AED, CurrencyIsoCode.AFN);
Assert.That(existing.From, Is.EqualTo(CurrencyIsoCode.AED));
Assert.That(existing.To, Is.EqualTo(CurrencyIsoCode.AFN));
Assert.That(existing.Rate, Is.EqualTo(1.5m));
}
public void Configuring_Provider()
{
var customProvider = new TabulatedExchangeRateProvider();
customProvider.Add(CurrencyIsoCode.EUR, CurrencyIsoCode.USD, 0);
ExchangeRateProvider.Factory = () => customProvider;
var tenEuro = new Money(10m, CurrencyIsoCode.EUR);
var zeroDollars = tenEuro.Convert().To(CurrencyIsoCode.USD);
// go back to default
ExchangeRateProvider.Factory = ExchangeRateProvider.Default;
}