Add Portable Test Package Asset

TestAssets/TestPackages/dotnet-portable/Program.cs

@@ -0,0 +1,12 @@
+using System;
+
+namespace ConsoleApplication
+{
+    public class Program
+    {
+        public static void Main(string[] args)
+        {
+            Console.WriteLine("Hello Portable World!");
+        }
+    }
+}

TestAssets/TestPackages/dotnet-portable/project.json

@@ -0,0 +1,18 @@
+{
+  "version": "1.0.0",
+  "compilationOptions": {
+    "emitEntryPoint": true
+  },
+  
+  "frameworks": {
+    "netstandard1.5": {
+      "imports": [
+        "dnxcore50",
+        "portable-net45+win8"
+      ],
+      "dependencies": {
+        "Microsoft.NETCore.App": "1.0.0-rc2-23911"
+      }
+    }
+  }
+}

TestAssets/TestProjects/AppWithDirectAndToolDependency/project.json

@@ -17,8 +17,8 @@
   },
   "testRunner": "must-be-specified-to-generate-deps",
   "tools": {
-    "dotnet-hello": {
-      "version": "2.0.0",
+    "dotnet-portable": {
+      "version": "1.0.0",
       "target": "package"
     }
   }

TestAssets/TestProjects/AppWithToolDependency/project.json

@@ -12,8 +12,8 @@
     }
   },
   "tools": {
-    "dotnet-hello": {
-      "version": "2.0.0",
+    "dotnet-portable": {
+      "version": "1.0.0",
       "target": "package"
     }
   }

scripts/dotnet-cli-build/TestTargets.cs

@@ -16,7 +16,8 @@ namespace Microsoft.DotNet.Cli.Build
         public static readonly string[] TestPackageProjects = new[]
         {
             "dotnet-hello/v1/dotnet-hello",
-            "dotnet-hello/v2/dotnet-hello"
+            "dotnet-hello/v2/dotnet-hello",
+            "dotnet-portable"
         };
 
         public static readonly string[] TestProjects = new[]