Tests and QT cleanup

Quantower/Indicators/JMA_chart.cs

@@ -1,4 +1,5 @@
 using System.Drawing;
+using System.Linq;
 using TradingPlatform.BusinessLayer;
 namespace QuanTAlib;
 
@@ -32,21 +33,18 @@ public class JMA_chart : Indicator
 
     protected override void OnInit()
     {
-        this.ShortName =
-            "JMA (" + TBars.SelectStr(this.DataSource) + ", " + this.Period + ")";
         this.bars = new();
-				this.indicator = new(source: bars.Select(this.DataSource),
-                             period: this.Period, useNaN: false);
+		this.indicator = new(source: bars.Select(this.DataSource), period: this.Period, useNaN: false);
     }
     protected override void OnUpdate(UpdateArgs args)
     {
-        bool update = !(args.Reason == UpdateReason.NewBar ||
-                        args.Reason == UpdateReason.HistoricalBar);
+        bool update = !(args.Reason == UpdateReason.NewBar || args.Reason == UpdateReason.HistoricalBar);
         this.bars.Add(this.Time(), this.GetPrice(PriceType.Open),
                       this.GetPrice(PriceType.High), this.GetPrice(PriceType.Low),
                       this.GetPrice(PriceType.Close),
                       this.GetPrice(PriceType.Volume), update);
-        double result = this.indicator[this.indicator.Count - 1].v;
+
+        double result = this.indicator.v.Last();
         this.SetValue(result);
     }
 }