public IEnumerable <Candle> GetValues(string market, string symbol, DateTime?from = null, DateTime?to = null)
{
try
{
var url = this.GetUrl(market, symbol, from, to);
var response = this.restCaller.Get(url);
if (response == null)
{
var message = "Response was empty. Probably the combination symbol:market does not exist";
throw new QuotesServiceException(market, symbol, from, to, message);
}
if (response.Length == 0)
{
return(new Candle[0]);
}
response = response.Replace("\n", Environment.NewLine);
return(reader.Read(new StringReader(response)));
}
catch (QuotesServiceException)
{
throw;
}
catch (Exception e)
{
throw new QuotesServiceException(market, symbol, from, to, e);
}
}
public void TestFromLocalFile()
{
var reader = new HistoricalCandleReader();
var str = new StringReader(File.ReadAllText("Files\\historical.fb.csv"));
var candles = reader.Read(str);
Assert.IsNotNull(candles);
Assert.AreEqual(candles.Count, 874);
var firstCandle = candles.First();
Assert.AreEqual(firstCandle.Date, new DateTime(2014, 1, 2));
}