Add SerializerSettings to JsonResult.

Author: faddiv

src/FluentAssertions.AspNetCore.Mvc/JsonResultAssertions.cs

@@ -1,6 +1,7 @@
 using FluentAssertions.Execution;
 using FluentAssertions.Primitives;
 using Microsoft.AspNetCore.Mvc;
+using Newtonsoft.Json;
 using System;
 using System.Diagnostics;
 
@@ -27,6 +28,11 @@ public JsonResultAssertions(JsonResult subject) : base(subject)
 
         #region Public Properties
 
+        /// <summary>
+        ///     The serializer settings of the JsonResult.
+        /// </summary>
+        public JsonSerializerSettings SerializerSettings => JsonResultSubject.SerializerSettings;
+
         /// <summary>
         ///     The value on the JsonResult
         /// </summary>

tests/FluentAssertions.AspNetCore.Mvc.Tests/JsonResultAssertions_Tests.cs

@@ -1,5 +1,6 @@
 using FluentAssertions.Mvc.Tests.Helpers;
 using Microsoft.AspNetCore.Mvc;
+using Newtonsoft.Json;
 using System;
 using Xunit;
 
@@ -90,5 +91,13 @@ public void ValueAs_Null_ShouldFail()
                 .WithMessage(failureMessage);
         }
 
+        [Fact]
+        public void SerializerSettings_GivenExpectedValue_ShouldPass()
+        {
+            var expectedValue = new JsonSerializerSettings();
+            var result = new JsonResult("value", expectedValue);
+
+            result.Should().BeJsonResult().SerializerSettings.Should().BeSameAs(expectedValue);
+        }
     }
 }