Made Plugin Folder Unit tests & Expanding enviroment search (#6600)

* Made Plugin Folder Unit tests. Fixes '>' not recursive searching (with max). Added that paths with an UnauthorizedAccessException are ignored. Added expanding enviroment search.

* Fixed some merging errors

* Added feedback from review

* Made the change that  ryanbodrug-microsoft suggested

* Stupid merge request... fixed

Co-authored-by: p-storm <paul.de.man@gmail.com>

src/modules/launcher/Plugins/Microsoft.Plugin.Folder/Sources/Result/FileItemResult.cs

@@ -0,0 +1,35 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System.IO;
+using Wox.Infrastructure;
+using Wox.Plugin;
+
+namespace Microsoft.Plugin.Folder.Sources.Result
+{
+    public class FileItemResult : IItemResult
+    {
+        private static readonly IExplorerAction ExplorerAction = new ExplorerAction();
+
+        public string FilePath { get; set; }
+
+        public string Title => Path.GetFileName(FilePath);
+
+        public string Search { get; set; }
+
+        public Wox.Plugin.Result Create(IPublicAPI contextApi)
+        {
+            var result = new Wox.Plugin.Result
+            {
+                Title = Title,
+                SubTitle = "Folder: " + FilePath,
+                IcoPath = FilePath,
+                TitleHighlightData = StringMatcher.FuzzySearch(Search, Path.GetFileName(FilePath)).MatchData,
+                Action = c => ExplorerAction.Execute(FilePath, contextApi),
+                ContextData = new SearchResult { Type = ResultType.File, FullPath = FilePath },
+            };
+            return result;
+        }
+    }
+}