diff --git a/Src/Newtonsoft.Json.Tests/Newtonsoft.Json.Tests.WinRT.csproj b/Src/Newtonsoft.Json.Tests/Newtonsoft.Json.Tests.WinRT.csproj
index 6812f788..21a64178 100644
--- a/Src/Newtonsoft.Json.Tests/Newtonsoft.Json.Tests.WinRT.csproj
+++ b/Src/Newtonsoft.Json.Tests/Newtonsoft.Json.Tests.WinRT.csproj
@@ -121,10 +121,12 @@
     <Compile Include="Converters\CustomCreationConverterTests.cs" />
     <Compile Include="Converters\DataSetConverterTests.cs" />
     <Compile Include="Converters\DataTableConverterTests.cs" />
+    <Compile Include="Converters\DiscriminatedUnionConverterTests.cs" />
     <Compile Include="Converters\ExpandoObjectConverterTests.cs" />
     <Compile Include="Converters\IsoDateTimeConverterTests.cs" />
     <Compile Include="Converters\JavaScriptDateTimeConverterTests.cs" />
     <Compile Include="Converters\JsonValueConverterTests.cs" />
+    <Compile Include="Converters\KeyValuePairConverterTests.cs" />
     <Compile Include="Converters\ObjectIdConverterTests.cs" />
     <Compile Include="Converters\RegexConverterTests.cs" />
     <Compile Include="Converters\StringEnumConverterTests.cs" />
@@ -213,6 +215,7 @@
     <Compile Include="TestObjects\ConverableMembers.cs" />
     <Compile Include="TestObjects\ConverterPrecedenceClass.cs" />
     <Compile Include="TestObjects\ConverterPrecedenceClassConverter.cs" />
+    <Compile Include="TestObjects\Currency.cs" />
     <Compile Include="TestObjects\CustomerDataSet.cs" />
     <Compile Include="TestObjects\DataContractSerializationAttributesClass.cs" />
     <Compile Include="TestObjects\DateTimeErrorObjectCollection.cs" />
@@ -302,6 +305,7 @@
     <Compile Include="TestObjects\SerializationEventTestObjectWithConstructor.cs" />
     <Compile Include="TestObjects\SetOnlyPropertyClass.cs" />
     <Compile Include="TestObjects\SetOnlyPropertyClass2.cs" />
+    <Compile Include="TestObjects\Shape.cs" />
     <Compile Include="TestObjects\Shortie.cs" />
     <Compile Include="TestObjects\Store.cs" />
     <Compile Include="TestObjects\StoreColor.cs" />
@@ -327,6 +331,7 @@
     <Compile Include="Utilities\DateTimeUtilsTests.cs" />
     <Compile Include="Utilities\DynamicReflectionDelegateFactoryTests.cs" />
     <Compile Include="Utilities\ExpressionReflectionDelegateFactoryTests.cs" />
+    <Compile Include="Utilities\LateboundReflectionDelegateFactoryTests.cs" />
     <Compile Include="Utilities\ReflectionUtilsTests.cs" />
     <Compile Include="Utilities\StringUtilsTests.cs" />
   </ItemGroup>
diff --git a/Src/Newtonsoft.Json.Tests/Utilities/LateboundReflectionDelegateFactoryTests.cs b/Src/Newtonsoft.Json.Tests/Utilities/LateboundReflectionDelegateFactoryTests.cs
index ef61adc0..4de05219 100644
--- a/Src/Newtonsoft.Json.Tests/Utilities/LateboundReflectionDelegateFactoryTests.cs
+++ b/Src/Newtonsoft.Json.Tests/Utilities/LateboundReflectionDelegateFactoryTests.cs
@@ -1,6 +1,12 @@
 using System.Reflection;
 using Newtonsoft.Json.Utilities;
+#if !NETFX_CORE
 using NUnit.Framework;
+#else
+using Microsoft.VisualStudio.TestPlatform.UnitTestFramework;
+using TestFixture = Microsoft.VisualStudio.TestPlatform.UnitTestFramework.TestClassAttribute;
+using Test = Microsoft.VisualStudio.TestPlatform.UnitTestFramework.TestMethodAttribute;
+#endif
 #if NET20
 using Newtonsoft.Json.Utilities.LinqBridge;
 #else
diff --git a/Src/Newtonsoft.Json/JsonTextReader.cs b/Src/Newtonsoft.Json/JsonTextReader.cs
index 1c5786ca..b56b72bc 100644
--- a/Src/Newtonsoft.Json/JsonTextReader.cs
+++ b/Src/Newtonsoft.Json/JsonTextReader.cs
@@ -1298,15 +1298,8 @@ namespace Newtonsoft.Json
                         if (number.Length > MaximumJavascriptIntegerCharacterLength)
                             throw JsonReaderException.Create(this, "JSON integer {0} is too large to parse.".FormatWith(CultureInfo.InvariantCulture, _stringReference.ToString()));
                         
-                        try
-                        {
-                            numberValue = BigIntegerParse(number, CultureInfo.InvariantCulture);
-                            numberType = JsonToken.Integer;
-                        }
-                        catch (MissingMethodException)
-                        {
-                            throw JsonReaderException.Create(this, "JSON integer {0} is too large or small for an Int64, and your runtime does not support BigInteger.".FormatWith(CultureInfo.InvariantCulture, _stringReference.ToString()));
-                        }
+                        numberValue = BigIntegerParse(number, CultureInfo.InvariantCulture);
+                        numberType = JsonToken.Integer;
 #else
                         throw JsonReaderException.Create(this, "JSON integer {0} is too large or small for an Int64.".FormatWith(CultureInfo.InvariantCulture, _stringReference.ToString()));
 #endif