public async Task GetAvailableCurrenciesReturnsEmptyArrayGivenNoCurrencyIsRegistered()
{
//Arrange
var context = CreateEmptyContext();
var service = new CurrencyReadingService(context);
//Act
var currencies = await service.GetAvailableCurrenciesAsync();
//Assert
Assert.IsNotNull(currencies);
Assert.AreEqual(0, currencies.Length);
}
public async Task GetAvailableCurrenciesReturnsEmptyArrayGivenNoCurrencyIsEnabled()
{
//Arrange
var context = CreateEmptyContext();
context.CurrencySymbols.Add(new CurrencySymbol("USD")
{
Enabled = false
});
await context.SaveChangesAsync();
var service = new CurrencyReadingService(context);
//Act
var currencies = await service.GetAvailableCurrenciesAsync();
//Assert
Assert.IsNotNull(currencies);
Assert.AreEqual(0, currencies.Length);
}
public async Task GetAvailableCurrenciesReturnsGivenCurrencyAreEnabled()
{
//Arrange
var context = CreateEmptyContext();
context.CurrencySymbols.Add(new CurrencySymbol("USD"));
context.CurrencySymbols.Add(new CurrencySymbol("EUR"));
await context.SaveChangesAsync();
var service = new CurrencyReadingService(context);
//Act
var currencies = await service.GetAvailableCurrenciesAsync();
//Assert
Assert.IsNotNull(currencies);
Assert.AreEqual(2, currencies.Length);
Assert.IsTrue(currencies.Contains("USD"));
Assert.IsTrue(currencies.Contains("EUR"));
}
public async Task <IActionResult> Get()
{
var currencies = await _service.GetAvailableCurrenciesAsync();
return(Ok(currencies));
}