System.Linq.Tests.SumTests.SumOfNullableOfInt_SourceIsEmptyCollection_ZeroReturned C# (CSharp) Метод

        public void SumOfNullableOfInt_SourceIsEmptyCollection_ZeroReturned()
        {
            IQueryable<int?> sourceNullableInt = Enumerable.Empty<int?>().AsQueryable();
            Assert.Equal(0, sourceNullableInt.Sum());
            Assert.Equal(0, sourceNullableInt.Sum(x => x));
        }