public static async Task <DataTable> RunYahooSource(string stockId, DateTime start, DateTime end, DataTable DtStocks)
{
_country = Country.USA;
_config = GetConfiguration();
_provider = new StockQuoteSourceProvider(_config, _country);
IStockQuoteDataSource yahooDataSource = GetYahooDataSource(_provider);
if (yahooDataSource == null)
{
Console.WriteLine("Error : Yahoo data source object is null");
return(new DataTable());
}
IReadOnlyList <IStockQuoteFromDataSource> results = await yahooDataSource.GetHistoricalQuotesAsync(_country, stockId, start, end, WriteToError);
Object[] stockPrice = new Object[results.Count + 1];
stockPrice[0] = stockId.ToUpper();
int i = 1;
foreach (IStockQuoteFromDataSource quote in results)
{
if (DtStocks.Rows.Count == 0)
{
DtStocks.Columns.Add(quote.TradeDateTime.ToShortDateString(), typeof(Double));
}
stockPrice[i] = quote.ClosePrice;
i++;
}
DtStocks.Rows.Add(stockPrice);
PrintToCsv(DtStocks);
return(DtStocks);
}
public void GetMostRecentQuoteTest(Country country, string stockId)
{
IConfiguration config = TestServiceProvider.GetTestConfiguration();
IStockQuoteProvider provider = new StockQuoteSourceProvider(config, country);
IStockQuoteDataSource yahooSource = provider.GetStockDataSources().FirstOrDefault(a => a.Source == Contracts.StockQuoteSource.Yahoo);
Assert.NotNull(yahooSource);
IStockQuoteFromDataSource result = yahooSource.GetMostRecentQuoteAsync(country, stockId, WriteToErrorLogAction).Result;
Assert.NotNull(result);
Assert.True(result.IsValid);
}
//just for tests
public static async Task <IReadOnlyList <IStockQuoteFromDataSource> > GetFromYahooSourceAsList(string stockId, DateTime start, DateTime end)
{
_country = Country.USA;
_config = GetConfiguration();
_provider = new StockQuoteSourceProvider(_config, _country);
IStockQuoteDataSource yahooDataSource = GetYahooDataSource(_provider);
if (yahooDataSource == null)
{
Console.WriteLine("Error : Yahoo data source object is null");
return(new List <IStockQuoteFromDataSource>());
}
var results = await yahooDataSource
.GetHistoricalQuotesAsync(_country, stockId, start, end, WriteToError);
return(results);
}
public void GetHistoricalQuotesTest(Country country, string stockId)
{
IConfiguration config = TestServiceProvider.GetTestConfiguration();
IStockQuoteProvider provider = new StockQuoteSourceProvider(config, country);
IStockQuoteDataSource yahooSource = provider.GetStockDataSources().FirstOrDefault(a => a.Source == Contracts.StockQuoteSource.Yahoo);
Assert.NotNull(yahooSource);
DateTime start = new DateTime(2018, 3, 12);
DateTime end = new DateTime(2018, 3, 16);
IReadOnlyList <IStockQuoteFromDataSource> results = yahooSource.GetHistoricalQuotesAsync(country, stockId, start, end, WriteToErrorLogAction).Result;
Assert.NotNull(results);
Assert.Equal(5, results.Count);
foreach (IStockQuoteFromDataSource data in results)
{
Assert.True(data.IsValid);
}
}
