Stopped doing hoisting of transitive project dependencies and references. We also don't validate if a dependency exist, since migration strictly speaking does not need it. We move the project.json and the csproj will fail to build just like the project.json would.

TestAssets/NonRestoredTestProjects/MigrateAppWithMissingDep/MyApp/Program.cs

@@ -1,10 +0,0 @@
-namespace ConsoleApplication
-{
-    public class Program
-    {
-        public static void Main(string[] args)
-        {
-        }
-    }
-}
-

TestAssets/NonRestoredTestProjects/MigrateAppWithMissingDep/MyApp/project.json

@@ -1,20 +0,0 @@
-{
-  "version": "1.0.0-*",
-  "buildOptions": {
-    "emitEntryPoint": true
-  },
-
-  "dependencies": {
-    "Microsoft.NETCore.App": {
-      "type": "platform",
-      "version": "1.0.1"
-    },
-    "MyLib": "1.0.0-*"
-  },
-
-  "frameworks": {
-    "netcoreapp1.0": {
-      "imports": "dnxcore50"
-    }
-  }
-}

TestAssets/NonRestoredTestProjects/MigrateAppWithMissingDep/MyLib/NotUsedButDoNotRemove.cs

@@ -1,5 +0,0 @@
-// This file needs to be here as this error does not repro if the MyLib folder doesn't exist
-// Since git does not keep track of folders and files only, this folder needs to contain any file.
-namespace MyLib
-{
-}