Add Dependency Resolution Apis to ProjectContext Abstractions

src/Microsoft.Extensions.ProjectModel.Sources/DotNet/DotNetDependencyProvider.cs

@@ -0,0 +1,98 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.IO;
+using Microsoft.DotNet.ProjectModel;
+using Microsoft.Extensions.ProjectModel.Resolution;
+using Microsoft.DotNet.Cli.Utils;
+
+namespace Microsoft.Extensions.ProjectModel
+{
+    internal class DotNetDependencyProvider
+    {
+        private ProjectContext _context;
+        private List<DependencyDescription> _packageDependencies;
+        private List<ResolvedReference> _resolvedReferences;
+        private string _configuration;
+
+        public DotNetDependencyProvider(ProjectContext context, string configuration = Constants.DefaultConfiguration)
+        {
+            if (context == null)
+            {
+                throw new ArgumentNullException(nameof(context));
+            }
+
+            _configuration = configuration;
+            _context = context;
+            DiscoverDependencies();
+        }
+
+        public IEnumerable<DependencyDescription> GetPackageDependencies()
+        {
+            return _packageDependencies;
+        }
+
+        public IEnumerable<ResolvedReference> GetResolvedReferences()
+        {
+            return _resolvedReferences;
+        }
+
+        private void DiscoverDependencies()
+        {
+            var exporter = _context.CreateExporter(_configuration);
+
+            if (exporter == null)
+            {
+                throw new InvalidOperationException($"Couldn't create a library exporter for configuration {_configuration}");
+            }
+
+            var framework = _context.TargetFramework;
+            if (framework == null)
+            {
+                throw new InvalidOperationException("Couldn't resolve dependencies when target framework is not specified.");
+            }
+
+            var exports = exporter.GetAllExports();
+            var nugetPackages = new Dictionary<string, DependencyDescription>(StringComparer.OrdinalIgnoreCase);
+            _resolvedReferences = new List<ResolvedReference>();
+
+            foreach (var export in exports)
+            {
+                var library = export.Library;
+
+                var description = new DependencyDescription(
+                    library.Identity.Name,
+                    library.Identity.Version.ToString(),
+                    export.Library.Path,
+                    framework.DotNetFrameworkName,
+                    library.Identity.Type.Value,
+                    library.Resolved);
+
+                foreach (var dependency in export.Library.Dependencies)
+                {
+                    var dep = new Dependency(dependency.Name, version: string.Empty);
+                    description.AddDependency(dep);
+                }
+
+                var itemSpec = $"{framework.DotNetFrameworkName}/{library.Identity.Name}/{library.Identity.Version.ToString()}";
+                nugetPackages[itemSpec] = description;
+
+                if (library.Resolved)
+                {
+                    foreach (var asset in export.CompilationAssemblies)
+                    {
+                        var resolvedRef = new ResolvedReference(
+                            name: Path.GetFileNameWithoutExtension(asset.FileName),
+                            resolvedPath: asset.ResolvedPath);
+                        _resolvedReferences.Add(resolvedRef);
+                    }
+                }
+            }
+
+            _packageDependencies = nugetPackages.Values.ToList();
+        }
+    }
+}

src/Microsoft.Extensions.ProjectModel.Sources/DotNet/DotNetProjectContext.cs

@@ -5,6 +5,7 @@ using System;
 using System.Collections.Generic;
 using System.IO;
 using Microsoft.DotNet.ProjectModel;
+using Microsoft.Extensions.ProjectModel.Resolution;
 using Newtonsoft.Json;
 using Newtonsoft.Json.Linq;
 using NuGet.Frameworks;
@@ -17,6 +18,10 @@ namespace Microsoft.Extensions.ProjectModel
         private readonly OutputPaths _paths;
         private readonly Lazy<JObject> _rawProject;
         private readonly CommonCompilerOptions _compilerOptions;
+        private readonly Lazy<DotNetDependencyProvider> _dependencyProvider;
+
+        private IEnumerable<DependencyDescription> _packageDependencies;
+        private IEnumerable<ResolvedReference> _compilationAssemblies;
 
         public DotNetProjectContext(ProjectContext projectContext, string configuration, string outputPath)
         {
@@ -49,6 +54,8 @@ namespace Microsoft.Extensions.ProjectModel
             // Workaround https://github.com/dotnet/cli/issues/3164
             IsClassLibrary = !(_compilerOptions.EmitEntryPoint
                     ?? projectContext.ProjectFile.GetCompilerOptions(null, configuration).EmitEntryPoint.GetValueOrDefault());
+
+            _dependencyProvider = new Lazy<DotNetDependencyProvider>(() => new DotNetDependencyProvider(_projectContext));
         }
 
         public bool IsClassLibrary { get; }
@@ -79,6 +86,32 @@ namespace Microsoft.Extensions.ProjectModel
         public IEnumerable<string> EmbededItems
             => _compilerOptions.EmbedInclude.ResolveFiles();
 
+        public IEnumerable<DependencyDescription> PackageDependencies
+        {
+            get
+            {
+                if (_packageDependencies == null)
+                {
+                    _packageDependencies = _dependencyProvider.Value.GetPackageDependencies();
+                }
+
+                return _packageDependencies;
+            }
+        }
+
+        public IEnumerable<ResolvedReference> CompilationAssemblies
+        {
+            get
+            {
+                if (_compilationAssemblies == null)
+                {
+                    _compilationAssemblies = _dependencyProvider.Value.GetResolvedReferences();
+                }
+
+                return _compilationAssemblies;
+            }
+        }
+
         /// <summary>
         /// Returns string values of top-level keys in the project.json file
         /// </summary>

src/Microsoft.Extensions.ProjectModel.Sources/IProjectContext.cs

@@ -2,6 +2,7 @@
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 using System.Collections.Generic;
+using Microsoft.Extensions.ProjectModel.Resolution;
 using NuGet.Frameworks;
 
 namespace Microsoft.Extensions.ProjectModel
@@ -25,5 +26,7 @@ namespace Microsoft.Extensions.ProjectModel
         IEnumerable<string> CompilationItems { get; }
         IEnumerable<string> EmbededItems { get; }
         string FindProperty(string propertyName);
+        IEnumerable<DependencyDescription> PackageDependencies { get;}
+        IEnumerable<ResolvedReference> CompilationAssemblies { get; }
     }
 }

src/Microsoft.Extensions.ProjectModel.Sources/MsBuild/MsBuildProjectContext.cs

@@ -7,6 +7,7 @@ using System.IO;
 using Microsoft.Build.Execution;
 using NuGet.Frameworks;
 using System.Linq;
+using Microsoft.Extensions.ProjectModel.Resolution;
 
 namespace Microsoft.Extensions.ProjectModel
 {
@@ -16,23 +17,28 @@ namespace Microsoft.Extensions.ProjectModel
         private const string EmbedItemName = "EmbeddedResource";
         private const string FullPathMetadataName = "FullPath";
 
-        private readonly ProjectInstance _project;
-        private readonly string _name;
+        private readonly MsBuildProjectDependencyProvider _dependencyProvider;
+        private IEnumerable<DependencyDescription> _packageDependencies;
+        private IEnumerable<ResolvedReference> _compilationAssemblies;
+
+        protected ProjectInstance Project { get; }
+        protected string Name { get; }
 
         public MsBuildProjectContext(string name, string configuration, ProjectInstance project)
         {
-            _project = project;
+            Project = project;
 
             Configuration = configuration;
-            _name = name;
+            Name = name;
+            _dependencyProvider = new MsBuildProjectDependencyProvider(Project);
         }
 
         public string FindProperty(string propertyName)
         {
-            return _project.GetProperty(propertyName)?.EvaluatedValue;
+            return Project.GetProperty(propertyName)?.EvaluatedValue;
         }
 
-        public string ProjectName => FindProperty("ProjectName") ?? _name;
+        public string ProjectName => FindProperty("ProjectName") ?? Name;
         public string Configuration { get; }
 
         public NuGetFramework TargetFramework
@@ -69,14 +75,41 @@ namespace Microsoft.Extensions.ProjectModel
         }
         public string AssemblyFullPath => FindProperty("TargetPath");
         public string Platform => FindProperty("Platform");
-        public string ProjectFullPath => _project.FullPath;
+        public string ProjectFullPath => Project.FullPath;
         public string RootNamespace => FindProperty("RootNamespace") ?? ProjectName;
         public string TargetDirectory => FindProperty("TargetDir");
 
         public IEnumerable<string> CompilationItems
-            => _project.GetItems(CompileItemName).Select(i => i.GetMetadataValue(FullPathMetadataName));
+            => Project.GetItems(CompileItemName).Select(i => i.GetMetadataValue(FullPathMetadataName));
 
         public IEnumerable<string> EmbededItems
-             => _project.GetItems(EmbedItemName).Select(i => i.GetMetadataValue(FullPathMetadataName));
+             => Project.GetItems(EmbedItemName).Select(i => i.GetMetadataValue(FullPathMetadataName));
+
+        public IEnumerable<DependencyDescription> PackageDependencies
+        {
+            get
+            {
+                if (_packageDependencies == null)
+                {
+                    _packageDependencies = _dependencyProvider.GetPackageDependencies();
+                }
+
+                return _packageDependencies;
+            }
+        }
+
+        public IEnumerable<ResolvedReference> CompilationAssemblies
+        {
+            get
+            {
+                if (_compilationAssemblies == null)
+                {
+                    _compilationAssemblies = _dependencyProvider.GetResolvedReferences();
+                }
+
+                return _compilationAssemblies;
+            }
+        }
+
     }
 }

src/Microsoft.Extensions.ProjectModel.Sources/MsBuild/MsBuildProjectContextBuilder.cs

@@ -20,10 +20,10 @@ namespace Microsoft.Extensions.ProjectModel
 {
     internal class MsBuildProjectContextBuilder
     {
-        private string _configuration;
-        private IFileInfo _fileInfo;
-        private string[] _buildTargets;
-        private Dictionary<string, string> _globalProperties = new Dictionary<string, string>();
+        protected string _configuration;
+        protected IFileInfo _fileInfo;
+        protected string[] _buildTargets;
+        protected Dictionary<string, string> _globalProperties = new Dictionary<string, string>();
         private MsBuildContext _msbuildContext;
 
         public MsBuildProjectContextBuilder()
@@ -186,7 +186,7 @@ namespace Microsoft.Extensions.ProjectModel
 
         protected virtual void Initialize()
         {
-            WithBuildTargets(new[] { "ResolveReferences" });
+            WithBuildTargets(new[] { "ResolveReferences", "ResolvePackageDependenciesDesignTime" });
             WithProperty("_ResolveReferenceDependencies", "true");
         }
 

src/Microsoft.Extensions.ProjectModel.Sources/MsBuild/MsBuildProjectDependencyProvider.cs

@@ -0,0 +1,126 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using Microsoft.Build.Execution;
+using Microsoft.Extensions.ProjectModel.Resolution;
+
+namespace Microsoft.Extensions.ProjectModel
+{
+    internal class MsBuildProjectDependencyProvider
+    {
+        private const string PackageDependencyItemType = "_DependenciesDesignTime";
+        private const string ResolvedReferenceItemType = "ReferencePath";
+
+        private readonly ProjectInstance _projectInstance;
+        public MsBuildProjectDependencyProvider(ProjectInstance projectInstance)
+        {
+            if (projectInstance == null)
+            {
+                throw new ArgumentNullException(nameof(projectInstance));
+            }
+            _projectInstance = projectInstance;
+        }
+
+        public IEnumerable<DependencyDescription> GetPackageDependencies()
+        {
+            var packageItems = _projectInstance.GetItems(PackageDependencyItemType);
+            var packageInfo = new Dictionary<string, DependencyDescription>(StringComparer.OrdinalIgnoreCase);
+            if (packageItems != null)
+            {
+                foreach (var packageItem in packageItems)
+                {
+                    var packageDependency = CreateDependencyDescriptionFromItem(packageItem);
+                    if (packageDependency != null)
+                    {
+                        packageInfo[packageItem.EvaluatedInclude] = packageDependency;
+                    }
+                }
+
+                // 2nd pass to populate dependencies;
+
+                PopulateDependencies(packageInfo, packageItems);
+            }
+
+            return packageInfo.Values;
+        }
+
+
+        public IEnumerable<ResolvedReference> GetResolvedReferences()
+        {
+            var refItems = _projectInstance.GetItems(ResolvedReferenceItemType);
+
+            var resolvedReferences = refItems
+                    ?.Select(refItem => CreateResolvedReferenceFromProjectItem(refItem))
+                    .Where(resolvedReference => resolvedReference != null);
+
+            return resolvedReferences;
+        }
+
+        private static ResolvedReference CreateResolvedReferenceFromProjectItem(ProjectItemInstance item)
+        {
+            var resolvedPath = item.EvaluatedInclude;
+
+            if (string.IsNullOrEmpty(resolvedPath))
+            {
+                return null;
+            }
+
+            var name = Path.GetFileNameWithoutExtension(resolvedPath);
+            return new ResolvedReference(name, resolvedPath);
+        }
+
+        private static DependencyDescription CreateDependencyDescriptionFromItem(ProjectItemInstance item)
+        {
+            // For type == Target, we do not get Name in the metadata. This is a special node where the dependencies are 
+            // the direct dependencies of the project.
+            var itemSpec = item.EvaluatedInclude;
+            var name = item.HasMetadata("Name") ? item.GetMetadataValue("Name") : itemSpec;
+
+            if (string.IsNullOrEmpty(name))
+            {
+                return null;
+            }
+
+            var version = item.GetMetadataValue("Version");
+            var path = item.GetMetadataValue("Path");
+            var type = item.GetMetadataValue("Type");
+            var resolved = item.GetMetadataValue("Resolved");
+
+            bool isResolved;
+            isResolved = bool.TryParse(resolved, out isResolved) ? isResolved : false;
+            var framework = itemSpec.Split(new char[] { '/' }, StringSplitOptions.RemoveEmptyEntries).First();
+
+            return new DependencyDescription(name, version, path, framework, type, isResolved);
+        }
+
+        private static void PopulateDependencies(Dictionary<string, DependencyDescription> dependencies, ICollection<ProjectItemInstance> items)
+        {
+            foreach (var item in items)
+            {
+                var depSpecs = item.GetMetadataValue("Dependencies")
+                    ?.Split(new char[] { ';' }, StringSplitOptions.RemoveEmptyEntries);
+                DependencyDescription currentDescription = null;
+                if (depSpecs == null || !dependencies.TryGetValue(item.EvaluatedInclude, out currentDescription))
+                {
+                    return;
+                }
+
+                var prefix = item.EvaluatedInclude.Split('/').FirstOrDefault();
+                foreach (var depSpec in depSpecs)
+                {
+                    var spec =  $"{prefix}/{depSpec}";
+                    DependencyDescription dependency = null;
+                    if (dependencies.TryGetValue(spec, out dependency))
+                    {
+                        var dep = new Dependency(dependency.Name, dependency.Version);
+                        currentDescription.AddDependency(dep);
+                    }
+                }
+            }
+        }
+    }
+}

src/Microsoft.Extensions.ProjectModel.Sources/Resolution/Dependency.cs

@@ -0,0 +1,26 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace Microsoft.Extensions.ProjectModel.Resolution
+{
+    public class Dependency
+    {
+        public Dependency(string name, string version)
+        {
+            if (string.IsNullOrEmpty(name))
+            {
+                throw new ArgumentNullException(nameof(name));
+            }
+
+            Name = name;
+            Version = version;
+        }
+        public string Name { get; }
+        public string Version { get; }
+    }
+}

src/Microsoft.Extensions.ProjectModel.Sources/Resolution/DependencyDescription.cs

@@ -0,0 +1,51 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace Microsoft.Extensions.ProjectModel.Resolution
+{
+    public class DependencyDescription
+    {
+        private readonly List<Dependency> _dependencies;
+
+        public DependencyDescription(string name, string version, string path, string framework, string type, bool isResolved)
+        {
+            if (string.IsNullOrEmpty(name))
+            {
+                throw new ArgumentNullException(nameof(name));
+            }
+
+            if (string.IsNullOrEmpty(framework))
+            {
+                throw new ArgumentNullException(nameof(framework));
+            }
+
+            Name = name;
+            Version = version;
+            TargetFramework = framework;
+            Resolved = isResolved;
+            Path = path;
+            DependencyType dt;
+            Type = Enum.TryParse(type, ignoreCase: true , result: out dt) ? dt : DependencyType.Unknown;
+
+            _dependencies = new List<Dependency>();
+        }
+
+        public string TargetFramework { get; }
+        public string Name { get; }
+        public string Path { get; }
+        public string Version { get; }
+        public DependencyType Type { get; }
+        public bool Resolved { get; }
+        public IEnumerable<Dependency> Dependencies => _dependencies;
+
+        public void AddDependency(Dependency dependency)
+        {
+            _dependencies.Add(dependency);
+        }
+    }
+}

src/Microsoft.Extensions.ProjectModel.Sources/Resolution/DependencyType.cs

@@ -0,0 +1,20 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace Microsoft.Extensions.ProjectModel.Resolution
+{
+    public enum DependencyType
+    {
+        Target,
+        Package,
+        Assembly,
+        Project,
+        AnalyzerAssembly,
+        Unknown
+    }
+}

src/Microsoft.Extensions.ProjectModel.Sources/Resolution/ResolvedReference.cs

@@ -0,0 +1,21 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace Microsoft.Extensions.ProjectModel.Resolution
+{
+    public class ResolvedReference
+    {
+        public ResolvedReference(string name,string resolvedPath)
+        {
+            Name = name;
+            ResolvedPath = resolvedPath;
+        }
+        public string ResolvedPath { get; }
+        public string Name { get; }
+    }
+}

test/Microsoft.Extensions.ProjectModel.Tests/DotNet/DotNetDependencyProviderTests.cs

@@ -0,0 +1,88 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
+using System.IO;
+using System.Linq;
+using Microsoft.DotNet.Cli.Utils;
+using Microsoft.DotNet.ProjectModel;
+using Xunit;
+using Xunit.Abstractions;
+
+namespace Microsoft.Extensions.ProjectModel.DotNet
+{
+    public class DotNetDependencyProviderTests
+    {
+        private const string projectJson = @"
+{
+  ""buildOptions"": {
+  },
+  ""dependencies"": {
+    ""Microsoft.AspNetCore.Mvc"": ""1.0.0-*"",
+  },
+  ""frameworks"": {
+    ""netcoreapp1.0"": {
+      ""dependencies"": {
+        ""Microsoft.NETCore.App"": {
+          ""version"": ""1.0.0"",
+          ""type"": ""platform""
+        }
+      }
+    }
+  },
+}
+";
+        private readonly ITestOutputHelper _output;
+
+        public DotNetDependencyProviderTests(ITestOutputHelper output)
+        {
+            _output = output;
+        }
+
+        [Fact]
+        public void BuildProjectDependencies()
+        {
+            using (var fileProvider = new TemporaryFileProvider())
+            {
+                Directory.CreateDirectory(Path.Combine(fileProvider.Root, "demo"));
+                fileProvider.Add($"demo{Path.DirectorySeparatorChar}project.json", projectJson);
+                fileProvider.Add($"demo{Path.DirectorySeparatorChar}First.cs", "namespace demo { class First{} }");
+
+                var muxer = new Muxer().MuxerPath;
+
+                var result = Command
+                    .Create(muxer, new[] { "restore", Path.Combine(fileProvider.Root, "demo") })
+                    .OnErrorLine(l => _output.WriteLine(l))
+                    .OnOutputLine(l => _output.WriteLine(l))
+                    .Execute();
+
+                Assert.Equal(0, result.ExitCode);
+                var oldContext = ProjectContext
+                    .CreateContextForEachFramework(Path.Combine(fileProvider.Root, "demo", "project.json"))
+                    .First();
+
+                var context = new DotNetProjectContext(oldContext, "Debug", Path.Combine(fileProvider.Root, "demo", "bin"));
+
+                var home = Environment.GetEnvironmentVariable("USERPROFILE")
+                    ?? Environment.GetEnvironmentVariable("HOME");
+                var nugetPackageRoot = Path.Combine(home, ".nuget", "packages");
+                var expectedPackagePath = Path.Combine(nugetPackageRoot, "Microsoft.AspNetCore.Mvc", "1.0.0");
+                var expectedReferencePath = Path.Combine(expectedPackagePath, "lib", "netstandard1.6", "Microsoft.AspNetCore.Mvc.dll");
+
+                var assembly = context
+                    .CompilationAssemblies
+                    .Where(asm => asm.Name.Equals("Microsoft.AspNetCore.Mvc", StringComparison.OrdinalIgnoreCase))
+                    .First();
+
+                Assert.Equal(expectedReferencePath, assembly.ResolvedPath);
+
+                var mvcPackage = context
+                    .PackageDependencies
+                    .Where(package => package.Name.Equals("Microsoft.AspNetCore.Mvc", StringComparison.OrdinalIgnoreCase))
+                    .First();
+
+                Assert.Equal(expectedPackagePath, mvcPackage.Path);
+            }
+        }
+    }
+}

test/Microsoft.Extensions.ProjectModel.Tests/MsBuild/MsBuildProjectContextBuilderTest.cs

@@ -102,6 +102,7 @@ namespace Microsoft.Extensions.ProjectModel
   <Import Project=""$(MSBuildToolsPath)\Microsoft.CSharp.targets"" />
 </Project>
 ");
+
             _files.Add("One.cs", "public class Abc {}");
             _files.Add("Two.cs", "public class Abc2 {}");
             _files.Add("Excluded.cs", "public class Abc {}");

test/Microsoft.Extensions.ProjectModel.Tests/MsBuild/MsBuildProjectDependencyProviderTests.cs

@@ -0,0 +1,171 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
+using System.Linq;
+using Microsoft.Extensions.ProjectModel.Tests;
+using Xunit;
+using Xunit.Abstractions;
+using System.IO;
+using Microsoft.DotNet.Cli.Utils;
+using NuGet.Frameworks;
+
+namespace Microsoft.Extensions.ProjectModel.MsBuild
+{
+    public class MsBuildProjectDependencyProviderTests: IClassFixture<MsBuildFixture>
+    {
+        private const string NugetConfigTxt = @"
+<configuration>
+    <packageSources>
+        <clear />
+        <add key=""NuGet"" value=""https://api.nuget.org/v3/index.json"" />
+        <add key=""dotnet-core"" value=""https://dotnet.myget.org/F/dotnet-core/api/v3/index.json"" />
+        <add key=""dotnet-buildtools"" value=""https://dotnet.myget.org/F/dotnet-buildtools/api/v3/index.json"" />
+        <add key=""nugetbuild"" value=""https://www.myget.org/F/nugetbuild/api/v3/index.json"" />
+    </packageSources>
+</configuration>";
+
+        private const string RootProjectTxt = @"
+<Project ToolsVersion=""14.0"" xmlns=""http://schemas.microsoft.com/developer/msbuild/2003"">
+  <Import Project=""$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props"" />
+
+  <PropertyGroup>
+    <RootNamespace>Microsoft.TestProject</RootNamespace>
+    <ProjectName>TestProject</ProjectName>
+    <OutputType>Library</OutputType>
+    <TargetFrameworks>netcoreapp1.0</TargetFrameworks>
+    <OutputPath>bin\$(Configuration)</OutputPath>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <Compile Include=""**\*.cs"" Exclude=""Excluded.cs"" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include=""Microsoft.AspNetCore.Mvc"">
+      <Version>1.0.0-*</Version>
+    </PackageReference>
+    <PackageReference Include=""Microsoft.NETCore.Sdk"">
+      <Version>1.0.0-*</Version>
+    </PackageReference>
+    <PackageReference Include=""Microsoft.NETCore.App"">
+      <Version>1.0.1</Version>
+    </PackageReference>
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include=""..\Library1\library.csproj"" />
+  </ItemGroup>
+  <ItemGroup>
+    <Reference Include = ""xyz.dll"" />
+  </ItemGroup>
+  <Import Project=""$(MSBuildToolsPath)\Microsoft.CSharp.targets"" />
+</Project>
+";
+
+        private const string LibraryProjectTxt = @"
+<Project ToolsVersion=""14.0"" xmlns=""http://schemas.microsoft.com/developer/msbuild/2003"">
+  <Import Project=""$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props"" />
+
+  <PropertyGroup>
+    <RootNamespace>Microsoft.Library</RootNamespace>
+    <ProjectName>Library1</ProjectName>
+    <OutputType>Library</OutputType>
+    <TargetFrameworks>netcoreapp1.0</TargetFrameworks>
+    <OutputPath>bin\$(Configuration)</OutputPath>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <Compile Include=""**\*.cs"" Exclude=""Excluded.cs"" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include=""Microsoft.NETCore.Sdk"">
+      <Version>1.0.0-*</Version>
+    </PackageReference>
+    <PackageReference Include=""Microsoft.NETCore.App"">
+      <Version>1.0.1</Version>
+    </PackageReference>
+  </ItemGroup>
+  <Import Project=""$(MSBuildToolsPath)\Microsoft.CSharp.targets"" />
+</Project>
+";
+        private readonly MsBuildFixture _fixture;
+        private readonly ITestOutputHelper _output;
+
+        public MsBuildProjectDependencyProviderTests(MsBuildFixture fixture, ITestOutputHelper output)
+        {
+            _fixture = fixture;
+            _output = output;
+        }
+
+        [Fact(Skip = "CI doesn't yet have a new enough version of .NET Core SDK")]
+        public void BuildDependenciesForProject()
+        {
+            using (var fileProvider = new TemporaryFileProvider())
+            {
+                Directory.CreateDirectory(Path.Combine(fileProvider.Root, "Root"));
+                Directory.CreateDirectory(Path.Combine(fileProvider.Root, "Library1"));
+                // TODO remove when SDK becomes available on other feeds
+                fileProvider.Add("NuGet.config", NugetConfigTxt);
+
+                // Add Root Project
+                fileProvider.Add($"Root{Path.DirectorySeparatorChar}test.csproj", RootProjectTxt);
+                fileProvider.Add($"Root{Path.DirectorySeparatorChar}One.cs", "public class Abc {}");
+                fileProvider.Add($"Root{Path.DirectorySeparatorChar}Two.cs", "public class Abc2 {}");
+                fileProvider.Add($"Root{Path.DirectorySeparatorChar}Excluded.cs", "public class Abc {}");
+
+                // Add Class Library project
+                fileProvider.Add($"Library1{Path.DirectorySeparatorChar}library.csproj", LibraryProjectTxt);
+                fileProvider.Add($"Library1{Path.DirectorySeparatorChar}Three.cs", "public class Abc3 {}");
+
+                var testContext = _fixture.GetMsBuildContext();
+
+                var muxer = Path.Combine(testContext.ExtensionsPath, "../..", "dotnet.exe");
+                var result = Command
+                    .Create(muxer, new[] { "restore3", Path.Combine(fileProvider.Root, "Library1","Library1.csproj") })
+                    .OnErrorLine(l => _output.WriteLine(l))
+                    .OnOutputLine(l => _output.WriteLine(l))
+                    .Execute();
+
+                Assert.Equal(0, result.ExitCode);
+
+                result = Command
+                    .Create(muxer, new[] { "restore3", Path.Combine(fileProvider.Root, "Root", "test.csproj") })
+                    .OnErrorLine(l => _output.WriteLine(l))
+                    .OnOutputLine(l => _output.WriteLine(l))
+                    .Execute();
+
+                Assert.Equal(0, result.ExitCode);
+
+                var builder = new MsBuildProjectContextBuilder()
+                    .AsDesignTimeBuild()
+                    .UseMsBuild(testContext)
+                    .WithTargetFramework(FrameworkConstants.CommonFrameworks.NetCoreApp10)
+                    .WithConfiguration("Debug")
+                    .WithProjectFile(fileProvider.GetFileInfo(Path.Combine("Root", "test.csproj")));
+
+                var context = builder.Build();
+
+                var compilationAssemblies = context.CompilationAssemblies;
+                var lib1Dll = compilationAssemblies
+                    .Where(assembly => assembly.Name.Equals("Library1", StringComparison.OrdinalIgnoreCase))
+                    .FirstOrDefault();
+
+                Assert.NotNull(lib1Dll);
+                var expectedPath = Path.Combine(fileProvider.Root, "Root", "bin", "Debug", "netcoreapp1.0", "lib1.dll");
+                Assert.Equal(expectedPath, lib1Dll.ResolvedPath, ignoreCase: true);
+                
+                // This reference doesn't resolve so should not be available here.
+                Assert.False(compilationAssemblies.Any(assembly => assembly.Name.Equals("xyz", StringComparison.OrdinalIgnoreCase)));
+
+                var packageDependencies = context.PackageDependencies;
+                var mvcPackage = packageDependencies
+                    .Where(p => p.Name.Equals("Microsoft.AspNetCore.Mvc", StringComparison.OrdinalIgnoreCase))
+                    .FirstOrDefault();
+                Assert.NotNull(mvcPackage);
+
+                Assert.True(mvcPackage.Dependencies.Any(dependency => dependency.Name.Equals("Microsoft.Extensions.DependencyInjection", StringComparison.OrdinalIgnoreCase)));
+            }
+        }
+    }
+}