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

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