public void FilterTest()
{
ExchangeRateApiBusiness business = new ExchangeRateApiBusiness();
var list = business.FilterBy("USD").GetAwaiter().GetResult().ToList();
Assert.True(list.Count > 0);
}
public async Task <List <Currency> > FilterBy(string CurrencyCode = null, string CurrencyName = null, string BanknoteBuying = null, string BanknoteSelling = null)
{
return(await business.FilterBy(CurrencyCode, CurrencyName, BanknoteBuying, BanknoteSelling));
}