public async Task TestObvAsync()
{
var equity = await ImportEquityAsync();
var indicator = new OnBalanceVolume(equity);
var result0 = indicator.ComputeByIndex(equity.Count - 1);
var result1 = indicator.ComputeByIndex(equity.Count - 2);
var result2 = indicator.ComputeByIndex(equity.Count - 3);
Assert.IsTrue(result0.Obv - result1.Obv > 0 && result1.Obv - result2.Obv < 0);
}
protected override PatternResult <Trend?> ComputeByIndexImpl(int index)
{
if (index < 1)
{
return(new PatternResult <Trend?>(Equity[index].DateTime, null));
}
var latest = _obvIndicator.ComputeByIndex(index);
var secondLatest = _obvIndicator.ComputeByIndex(index - 1);
return(new PatternResult <Trend?>(Equity[index].DateTime, Decision.IsTrending(latest.Obv - secondLatest.Obv)));
}