diff --git a/Src/Newtonsoft.Json.Tests/Newtonsoft.Json.Tests.WinRT.csproj b/Src/Newtonsoft.Json.Tests/Newtonsoft.Json.Tests.WinRT.csproj
index fecfd9a4..0853b2e3 100644
--- a/Src/Newtonsoft.Json.Tests/Newtonsoft.Json.Tests.WinRT.csproj
+++ b/Src/Newtonsoft.Json.Tests/Newtonsoft.Json.Tests.WinRT.csproj
@@ -167,6 +167,8 @@
     <Compile Include="Serialization\ConstructorHandlingTests.cs" />
     <Compile Include="Serialization\ContractResolverTests.cs" />
     <Compile Include="Serialization\DefaultValueHandlingTests.cs" />
+    <Compile Include="Serialization\DependencyInjectionTests.cs" />
+    <Compile Include="Serialization\DynamicConcreteTests.cs" />
     <Compile Include="Serialization\DynamicTests.cs" />
     <Compile Include="Serialization\EntitiesSerializationTests.cs" />
     <Compile Include="Serialization\ExtensionDataTests.cs" />
@@ -180,6 +182,7 @@
     <Compile Include="Serialization\PopulateTests.cs" />
     <Compile Include="Serialization\PreserveReferencesHandlingTests.cs" />
     <Compile Include="Serialization\ReferenceLoopHandlingTests.cs" />
+    <Compile Include="Serialization\ReflectionAttributeProviderTests.cs" />
     <Compile Include="Serialization\SerializationErrorHandlingTests.cs" />
     <Compile Include="Serialization\SerializationEventAttributeTests.cs" />
     <Compile Include="Serialization\ShouldSerializeTests.cs" />
diff --git a/Src/Newtonsoft.Json.Tests/Serialization/DependencyInjectionTests.cs b/Src/Newtonsoft.Json.Tests/Serialization/DependencyInjectionTests.cs
index 9b8bd106..7590a785 100644
--- a/Src/Newtonsoft.Json.Tests/Serialization/DependencyInjectionTests.cs
+++ b/Src/Newtonsoft.Json.Tests/Serialization/DependencyInjectionTests.cs
@@ -23,7 +23,7 @@
 // OTHER DEALINGS IN THE SOFTWARE.
 #endregion
 
-#if !(NET40 || NET35 || NET20 || ASPNETCORE50 || PORTABLE || PORTABLE40)
+#if !(NET40 || NET35 || NET20 || ASPNETCORE50 || PORTABLE || PORTABLE40 || NETFX_CORE)
 using Autofac;
 using Newtonsoft.Json.Serialization;
 using Newtonsoft.Json.Tests.TestObjects;
diff --git a/Src/Newtonsoft.Json.Tests/Serialization/ExtensionDataTests.cs b/Src/Newtonsoft.Json.Tests/Serialization/ExtensionDataTests.cs
index 24cee043..4da7c9a2 100644
--- a/Src/Newtonsoft.Json.Tests/Serialization/ExtensionDataTests.cs
+++ b/Src/Newtonsoft.Json.Tests/Serialization/ExtensionDataTests.cs
@@ -724,7 +724,7 @@ namespace Newtonsoft.Json.Tests.Serialization
             Assert.AreEqual(2, (int)c.ExtensionData0["second"]);
         }
 
-        public class Test
+        public class TestClass
         {
             [JsonProperty("LastActivityDate")]
             public DateTime? LastActivityDate { get; set; }
@@ -738,7 +738,7 @@ namespace Newtonsoft.Json.Tests.Serialization
         {
             string json = @"{ ""LastActivityDate"":null, ""CustomField1"":""Testing"" }";
 
-            var c = JsonConvert.DeserializeObject<Test>(json);
+            var c = JsonConvert.DeserializeObject<TestClass>(json);
 
             Assert.AreEqual(null, c.LastActivityDate);
             Assert.AreEqual(1, c.CustomFields.Count);
diff --git a/Src/Newtonsoft.Json.Tests/Serialization/JsonSerializerCollectionsTests.cs b/Src/Newtonsoft.Json.Tests/Serialization/JsonSerializerCollectionsTests.cs
index 72bc6a8b..d19ae72e 100644
--- a/Src/Newtonsoft.Json.Tests/Serialization/JsonSerializerCollectionsTests.cs
+++ b/Src/Newtonsoft.Json.Tests/Serialization/JsonSerializerCollectionsTests.cs
@@ -58,6 +58,7 @@ namespace Newtonsoft.Json.Tests.Serialization
     [TestFixture]
     public class JsonSerializerCollectionsTests : TestFixtureBase
     {
+#if !NETFX_CORE
         public class NameValueCollectionTestClass
         {
             public NameValueCollection Collection { get; set; }
@@ -70,6 +71,7 @@ namespace Newtonsoft.Json.Tests.Serialization
                 () => JsonConvert.DeserializeObject<NameValueCollectionTestClass>("{Collection:[]}"),
                 "Cannot create and populate list type System.Collections.Specialized.NameValueCollection. Path 'Collection', line 1, position 13.");
         }
+#endif
 
         [Test]
         public void MultiDObjectArray()
diff --git a/Src/Newtonsoft.Json.Tests/Serialization/JsonSerializerTest.cs b/Src/Newtonsoft.Json.Tests/Serialization/JsonSerializerTest.cs
index 40256c57..e4c43e83 100644
--- a/Src/Newtonsoft.Json.Tests/Serialization/JsonSerializerTest.cs
+++ b/Src/Newtonsoft.Json.Tests/Serialization/JsonSerializerTest.cs
@@ -8588,6 +8588,7 @@ Path '', line 1, position 1.");
             Assert.AreEqual("derived", d.DerivedProperty);
         }
 
+#if !NETFX_CORE
         [Test]
         public void MailMessageConverterTest()
         {
@@ -8732,6 +8733,7 @@ Path '', line 1, position 1.");
                 throw new NotImplementedException();
             }
         }
+#endif
     }
 
     public class DerivedWithPrivate : BaseWithPrivate
diff --git a/Src/Newtonsoft.Json.Tests/Serialization/ReflectionAttributeProviderTests.cs b/Src/Newtonsoft.Json.Tests/Serialization/ReflectionAttributeProviderTests.cs
index 26411e53..668fcc90 100644
--- a/Src/Newtonsoft.Json.Tests/Serialization/ReflectionAttributeProviderTests.cs
+++ b/Src/Newtonsoft.Json.Tests/Serialization/ReflectionAttributeProviderTests.cs
@@ -31,7 +31,18 @@ using System.Runtime.Serialization;
 using System.Text;
 using Newtonsoft.Json.Serialization;
 using Newtonsoft.Json.Tests.TestObjects;
+using Newtonsoft.Json.Utilities;
+#if NETFX_CORE
+using Microsoft.VisualStudio.TestPlatform.UnitTestFramework;
+using TestFixture = Microsoft.VisualStudio.TestPlatform.UnitTestFramework.TestClassAttribute;
+using Test = Microsoft.VisualStudio.TestPlatform.UnitTestFramework.TestMethodAttribute;
+#elif ASPNETCORE50
+using Xunit;
+using Test = Xunit.FactAttribute;
+using Assert = Newtonsoft.Json.Tests.XUnitAssert;
+#else
 using NUnit.Framework;
+#endif
 
 namespace Newtonsoft.Json.Tests.Serialization
 {
@@ -75,7 +86,7 @@ namespace Newtonsoft.Json.Tests.Serialization
         [Test]
         public void GetAttributes_Field()
         {
-            FieldInfo field = typeof(ReflectionTestObject).GetField("TestField");
+            FieldInfo field = (FieldInfo)typeof(ReflectionTestObject).GetField("TestField");
 
             ReflectionAttributeProvider provider = new ReflectionAttributeProvider(field);
 
diff --git a/Src/Newtonsoft.Json/Newtonsoft.Json.WinRT.csproj b/Src/Newtonsoft.Json/Newtonsoft.Json.WinRT.csproj
index 9918d4d8..0a7acf63 100644
--- a/Src/Newtonsoft.Json/Newtonsoft.Json.WinRT.csproj
+++ b/Src/Newtonsoft.Json/Newtonsoft.Json.WinRT.csproj
@@ -235,6 +235,7 @@
     <Compile Include="Serialization\ErrorContext.cs" />
     <Compile Include="Serialization\ErrorEventArgs.cs" />
     <Compile Include="Serialization\ExpressionValueProvider.cs" />
+    <Compile Include="Serialization\IAttributeProvider.cs" />
     <Compile Include="Serialization\IContractResolver.cs" />
     <Compile Include="Serialization\IReferenceResolver.cs" />
     <Compile Include="Serialization\ITraceWriter.cs" />
@@ -259,6 +260,7 @@
     <Compile Include="Serialization\JsonTypeReflector.cs" />
     <Compile Include="Serialization\ObjectConstructor.cs" />
     <Compile Include="Serialization\OnErrorAttribute.cs" />
+    <Compile Include="Serialization\ReflectionAttributeProvider.cs" />
     <Compile Include="Serialization\ReflectionValueProvider.cs" />
     <Compile Include="Serialization\DiagnosticsTraceWriter.cs" />
     <Compile Include="Serialization\MemoryTraceWriter.cs" />