Fixing a migration test where migration was not failing for a unresolved dependency because we were not classifing unresolved dependencies correctly.

src/Microsoft.DotNet.ProjectJsonMigration/ProjectDependencyFinder.cs

@@ -60,6 +60,7 @@ namespace Microsoft.DotNet.ProjectJsonMigration
 
                 if (!possibleProjectDependencies.TryGetValue(projectExportName, out projectDependency))
                 {
+                    Console.WriteLine($"Don't have it: {projectExportName} {projectExport.Library.Identity.Type}");
                     if (projectExport.Library.Identity.Type.Equals(LibraryType.Project) 
                         && !preResolvedProjects.Contains(projectExportName))
                     {

src/Microsoft.DotNet.ProjectJsonMigration/Rules/MigrateProjectDependenciesRule.cs

@@ -8,7 +8,6 @@ using System.Linq;
 using Microsoft.Build.Construction;
 using Microsoft.DotNet.ProjectJsonMigration.Transforms;
 using Microsoft.DotNet.ProjectModel;
-using Microsoft.DotNet.ProjectModel.Graph;
 using Microsoft.DotNet.Tools.Common;
 using NuGet.Frameworks;
 

src/Microsoft.DotNet.ProjectModel/Resolution/UnresolvedDependencyProvider.cs

@@ -15,7 +15,7 @@ namespace Microsoft.DotNet.ProjectModel.Resolution
                 new LibraryIdentity(
                     libraryDependency.Name,
                     libraryDependency.LibraryRange.VersionRange?.MinVersion,
-                    LibraryType.Unresolved),
+                    libraryDependency.LibraryRange.TypeConstraint == LibraryDependencyTarget.Project ? LibraryType.Project : LibraryType.Unresolved),
                 hash: null,
                 path: null,
                 dependencies: Enumerable.Empty<ProjectLibraryDependency>(),
@@ -23,5 +23,26 @@ namespace Microsoft.DotNet.ProjectModel.Resolution
                 resolved: false,
                 compatible: true);
         }
+
+        private static LibraryType GetLibraryTypeFromLibraryDependencyTarget(LibraryDependencyTarget target)
+        {
+            switch(target)
+            {
+                case LibraryDependencyTarget.Package:
+                    return LibraryType.Package;
+                case LibraryDependencyTarget.Project:
+                    return LibraryType.Project;
+                case LibraryDependencyTarget.Reference:
+                    return LibraryType.Reference;
+                case LibraryDependencyTarget.Assembly:
+                    return LibraryType.Assembly;
+                case LibraryDependencyTarget.ExternalProject:
+                    return LibraryType.ExternalProject;
+                case LibraryDependencyTarget.WinMD:
+                    return LibraryType.WinMD;
+                default:
+                    return LibraryType.Unresolved;
+            }
+        }
     }
 }