public void GetRate_DateFromFuture_ExceptionThrown()
{
var client = new Mock <IBankGovUaClient>();
UahCurrencyRateService service = new UahCurrencyRateService(client.Object);
Assert.ThrowsAsync <ArgumentOutOfRangeException>(() => service.GetRate(DateTime.MaxValue));
}
public void GetRate_EmptyResponse_ExceptionThrown()
{
var client = new Mock <IBankGovUaClient>();
List <BankGovUaRateResponse> response = new List <BankGovUaRateResponse>();
client.Setup(p => p.Exchange(It.IsAny <DateTime>())).ReturnsAsync(response);
UahCurrencyRateService service = new UahCurrencyRateService(client.Object);
Assert.ThrowsAsync <Exception>(() => service.GetRate(DateTime.Now));
}
public async void GetRate_CorrectInput_ReturnResult(DateTime date, List <BankGovUaRateResponse> response)
{
var client = new Mock <IBankGovUaClient>();
client.Setup(p => p.Exchange(It.IsAny <DateTime>())).ReturnsAsync(response);
UahCurrencyRateService service = new UahCurrencyRateService(client.Object);
decimal expected = 0.02534M;
decimal actual = await service.GetRate(date);
Assert.Equal(expected, actual, 5);
}