From 3eabd15a199863c70e565f9be49caeb29c7bce1a Mon Sep 17 00:00:00 2001
From: James Newton-King <james@newtonking.com>
Date: Mon, 16 Oct 2017 19:39:21 +1300
Subject: [PATCH] -Test

---
 .../Serialization/JsonSerializerTest.cs        | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/Src/Newtonsoft.Json.Tests/Serialization/JsonSerializerTest.cs b/Src/Newtonsoft.Json.Tests/Serialization/JsonSerializerTest.cs
index 445fce96..b2b066b4 100644
--- a/Src/Newtonsoft.Json.Tests/Serialization/JsonSerializerTest.cs
+++ b/Src/Newtonsoft.Json.Tests/Serialization/JsonSerializerTest.cs
@@ -5267,6 +5267,24 @@ Path '', line 1, position 1.");
         }
 #endif
 
+        public class CustomClass
+        {
+#if !(NET20 || PORTABLE)
+            [Required]
+#endif
+            public System.Guid? clientId { get; set; }
+        }
+
+        [Test]
+        public void DeserializeStringIntoNullableGuid()
+        {
+            string json = @"{ 'clientId': 'bb2f3da7-bf79-4d14-9d54-0a1f7ff5f902' }";
+
+            CustomClass c = JsonConvert.DeserializeObject<CustomClass>(json);
+
+            Assert.AreEqual(new Guid("bb2f3da7-bf79-4d14-9d54-0a1f7ff5f902"), c.clientId);
+        }
+
 #if !(PORTABLE || DNXCORE50 || PORTABLE40) || NETSTANDARD2_0
         [Test]
         public void SerializeException1()