QueryNullableHasValue test for RavenDB

gistfile1.cs

using System;
using System.Linq;
using Xunit;

namespace Raven.Tests.Bugs
{
    public class QueryNullableHasValue : RavenTest
    {
        [Fact]
        public void CanQueryWithNullComparison()
        {
            using (var store = NewDocumentStore())
            {
                using (var s = store.OpenSession())
                {
                    s.Store(new WithNullableField { TheNullableField = 1 });
                    s.Store(new WithNullableField { TheNullableField = null });
                    s.SaveChanges();
                }

                using (var s = store.OpenSession())
                {

                    Assert.Equal(1, s.Query<WithNullableField>().Customize(x => x.WaitForNonStaleResults(TimeSpan.MaxValue)).Count(x => x.TheNullableField == null));
                    Assert.Equal(1, s.Query<WithNullableField>().Customize(x => x.WaitForNonStaleResults(TimeSpan.MaxValue)).Count(x => x.TheNullableField != null));
                }
            }

        }

        [Fact]
        public void CanQueryWithHasValue()
        {
            using (var store = NewDocumentStore())
            {
                using (var s = store.OpenSession())
                {
                    s.Store(new WithNullableField { TheNullableField = 1 });
                    s.Store(new WithNullableField { TheNullableField = null });
                    s.SaveChanges();
                }

                using (var s = store.OpenSession())
                {

                    Assert.Equal(1, s.Query<WithNullableField>().Customize(x => x.WaitForNonStaleResults(TimeSpan.MaxValue)).Count(x => !x.TheNullableField.HasValue));
                    Assert.Equal(1, s.Query<WithNullableField>().Customize(x => x.WaitForNonStaleResults(TimeSpan.MaxValue)).Count(x => x.TheNullableField.HasValue));
                }
            }

        }

        public class WithNullableField
        {
            public int? TheNullableField
            { get; set; }
        }
    }
}