Adding single object testing

Author: AndMu

src/Sentiment/Wikiled.Sentiment.Analysis/Processing/ITestingClient.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Threading.Tasks;
 using Wikiled.MachineLearning.Mathematics;
 using Wikiled.Sentiment.Analysis.Pipeline;
 using Wikiled.Sentiment.Text.Aspects;
@@ -43,6 +44,8 @@ public interface ITestingClient
 
         IObservable<ProcessingContext> Process(IObservable<IParsedDocumentHolder> reviews);
 
+        Task<ProcessingContext> Process(IParsedDocumentHolder review);
+
         void Save(string path);
     }
 }

src/Sentiment/Wikiled.Sentiment.Analysis/Processing/TestingClient.cs

@@ -3,6 +3,7 @@
 using System.IO;
 using System.Reactive.Linq;
 using System.Threading;
+using System.Threading.Tasks;
 using System.Xml.Linq;
 using Wikiled.Arff.Extensions;
 using Wikiled.Arff.Logic;
@@ -140,6 +141,17 @@ public IObservable<ProcessingContext> Process(IObservable<IParsedDocumentHolder>
             return documentSelector;
         }
 
+        public async Task<ProcessingContext> Process(IParsedDocumentHolder review)
+        {
+            if (review == null)
+            {
+                throw new ArgumentNullException(nameof(review));
+            }
+
+            var result = await Process(Observable.Never<IParsedDocumentHolder>().StartWith(review));
+            return result;
+        }
+
         public void Save(string path)
         {
             path.EnsureDirectoryExistence();