Removing Microsoft.DotNet.TestFramework from the product code and from the SDK deployment and moving the code to the test folder.

test/Microsoft.DotNet.TestFramework/TestAssetInventoryFiles.cs

@@ -0,0 +1,89 @@
+// Copyright (c) .NET Foundation and contributors. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Runtime.CompilerServices;
+using System.Threading.Tasks;
+using Microsoft.DotNet.Cli.Utils;
+
+namespace Microsoft.DotNet.TestFramework
+{
+    public class TestAssetInventoryFiles
+    {
+        private FileInfo _source;
+
+        private FileInfo _restore;
+
+        private FileInfo _build;
+
+        public FileInfo Source 
+        { 
+            get
+            {
+                _source.Refresh();
+
+                return _source;
+            } 
+            
+            private set
+            {
+                _source = value;
+            }
+        }
+
+        public FileInfo Restore 
+        { 
+            get
+            {
+                _restore.Refresh();
+
+                return _restore;
+            } 
+            
+            private set
+            {
+                _restore = value;
+            }
+        }
+
+        public FileInfo Build
+        { 
+            get
+            {
+                _build.Refresh();
+
+                return _build;
+            } 
+            
+            private set
+            {
+                _build = value;
+            }
+        }
+
+        public TestAssetInventoryFiles(DirectoryInfo inventoryFileDirectory)
+        {
+            Source = new FileInfo(Path.Combine(inventoryFileDirectory.FullName, "source.txt"));
+
+            Restore = new FileInfo(Path.Combine(inventoryFileDirectory.FullName, "restore.txt"));
+
+            Build = new FileInfo(Path.Combine(inventoryFileDirectory.FullName, "build.txt"));
+        }
+
+        public IEnumerable<FileInfo> AllInventoryFiles
+        {
+            get
+            {
+                return new List<FileInfo>
+                {
+                    Source,
+                    Restore,
+                    Build
+                };
+            }
+        }
+    }
+}