diff --git a/src/Untappd.Net.UnitTests/Exception/TestHttpErrorException.cs b/src/Untappd.Net.UnitTests/Exception/TestHttpErrorException.cs
new file mode 100644
index 0000000..e4b59e2
--- /dev/null
+++ b/src/Untappd.Net.UnitTests/Exception/TestHttpErrorException.cs
@@ -0,0 +1,32 @@
+using System;
+using NUnit.Framework;
+using Untappd.Net.Exception;
+using Moq;
+using RestSharp;
+
+
+namespace Untappd.Net.UnitTests.Exception
+{
+    [TestFixture]
+    public class TestHttpErrorException
+    {
+        [Test]
+        public void ConfirmNullExceptions()
+        {
+            var mockRequest = new Mock<IRestRequest>();
+            var mockResponse = new Mock<IRestResponse>();
+           
+            Assert.Throws<ArgumentNullException>(()=>{
+                    var t = new HttpErrorException(mockRequest.Object, null);
+                    Console.WriteLine(t);
+
+                });
+            Assert.Throws<ArgumentNullException>(()=>{
+                    var t = new HttpErrorException(null, mockResponse.Object);
+                    Console.WriteLine(t);
+
+                });
+        }
+    }
+}
+
diff --git a/src/Untappd.Net.UnitTests/Untappd.Net.UnitTests.csproj b/src/Untappd.Net.UnitTests/Untappd.Net.UnitTests.csproj
index dc85e22..024996e 100644
--- a/src/Untappd.Net.UnitTests/Untappd.Net.UnitTests.csproj
+++ b/src/Untappd.Net.UnitTests/Untappd.Net.UnitTests.csproj
@@ -78,6 +78,7 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="Request\TestRepository.cs" />
     <Compile Include="Responses\TestResponseEndpoints.cs" />
+    <Compile Include="Exception\TestHttpErrorException.cs" />
   </ItemGroup>
   <ItemGroup>
     <None Include="Responses\Json\ActivityFeed.json" />