public void ShouldThrowArgumentOfRangeWhenCurrencyDoesntExists(string sourceCurrencySymbol, string destinationCurrencySymbol)
{
IBankServiceProxy bankServiceProxyMock = Mock.Create <IBankServiceProxy>();
Mock.Arrange(() => bankServiceProxyMock.GetCurrencies()).Returns(currencies);
CurrencyService currencyService = new CurrencyService(bankServiceProxyMock);
currencyService.Exchange(sourceCurrencySymbol, destinationCurrencySymbol, 100);
}
public void ShouldExchangeAmountBetweenCurrencies(string sourceCurrencySymbol, string destinationCurrencySymbol, decimal amount, decimal expectedAmount)
{
IBankServiceProxy bankServiceProxyMock = Mock.Create <IBankServiceProxy>();
Mock.Arrange(() => bankServiceProxyMock.GetCurrencies()).Returns(currencies);
CurrencyService currencyService = new CurrencyService(bankServiceProxyMock);
decimal amountAfterExchange = currencyService.Exchange(sourceCurrencySymbol, destinationCurrencySymbol, amount);
Assert.AreEqual(expectedAmount, amountAfterExchange);
}
/// <summary>
/// Initializes a new instance of the <see cref="CurrencyService" /> class.
/// </summary>
/// <param name="bankServiceProxy">The bank service proxy.</param>
public CurrencyService(IBankServiceProxy bankServiceProxy)
{
this.bankServiceProxy = bankServiceProxy;
}
