Fix test for trading metrics

src/Managing.Domain/Shared/Helpers/TradingBox.cs

@@ -487,6 +487,7 @@ public static class TradingBox
 
     /// <summary>
     /// Calculates the total volume traded across all positions
+    /// Only includes valid positions (Filled, Finished, Flipped) - excludes New, Canceled, Rejected
     /// </summary>
     /// <param name="positions">List of positions to analyze</param>
     /// <returns>The total volume traded in decimal</returns>
@@ -496,6 +497,12 @@ public static class TradingBox
 
         foreach (var position in positions)
         {
+            // Only count volume for valid positions (Filled, Finished, Flipped)
+            if (!position.IsValidForMetrics())
+            {
+                continue;
+            }
+
             // Add entry volume
             totalVolume += position.Open.Quantity * position.Open.Price * position.Open.Leverage;