public void GetXMLTest()
{
//Arrange
CurrencyClient currencyClient = new CurrencyClient();
//Act
string result = currencyClient.GetXML("31.03.2021");
//Assert
Assert.Contains("USD", result);
}
public void GetXMLNullTest()
{
//Arrange
CurrencyClient currencyClient = new CurrencyClient();
//Act
Action act = () => currencyClient.GetXML(null);
//Assert
Exception exception = Assert.Throws <ArgumentNullException>(act);
Assert.Equal("Value cannot be null. (Parameter 'date')", exception.Message);
}
public async Task Execute(Message message)
{
if (message == null)
{
throw new ArgumentNullException(nameof(message));
}
DateTime dateTime;
CurrencyClient currencyClient = new CurrencyClient();
var chatId = message.Chat.Id;
var messageId = message.MessageId;
var match = new Regex(@"\d{2}.\d{2}.\d{4}").Matches(message.Text).FirstOrDefault();
if (match != null && DateTime.TryParse(match.Value, out dateTime))
{
var xml = currencyClient.GetXML(dateTime.Date.ToString());
var valuteName = new Regex(@"\b[a-zA-Z]{3}\b").Matches(message.Text).FirstOrDefault();
if (valuteName == null)
{
valuteName = new Regex(@"\b[a-zA-Z]{1}\d{5}\b").Matches(message.Text).FirstOrDefault();
if (valuteName == null)
{
await _client.SendTextMessageAsync(chatId, "Can't parse valute name", replyToMessageId : messageId);
return;
}
}
currencyClient.ValCurs = currencyClient.ParseValute(xml);
var rate = "";
foreach (var item in currencyClient.ValCurs.Valutes)
{
if (item.ID == valuteName.Value.ToUpper() || item.CharCode == valuteName.Value.ToUpper())
{
rate = item.Value.ToString();
break;
}
}
if (rate == "")
{
await _client.SendTextMessageAsync(chatId, "Valute name or code isn't correct", replyToMessageId : messageId);
}
else
{
await _client.SendTextMessageAsync(chatId, rate, replyToMessageId : messageId);
}
}
else
{
await _client.SendTextMessageAsync(chatId, "Can't parse date", replyToMessageId : messageId);
}
}
public void ParseValuteTest()
{
//Arrange
CurrencyClient currencyClient = new CurrencyClient();
string expectedName = "Foreign Currency Market";
string expectedDate = "31.03.2021";
var expectedValutesType = typeof(List <Valute>);
//Act
var result = currencyClient.ParseValute(currencyClient.GetXML("31.03.2021"));
//Assert
Assert.Equal(expectedDate, result.Date);
Assert.Equal(expectedName, result.Name);
Assert.IsType(expectedValutesType, result.Valutes);
}