public void AsNoTracking_extension_method_is_noop_for_unimplemented_DbSet()
        {
            IQueryable <Product> set = new UnimplementedDbSet <Product>();

            Assert.Same(set, set.AsNoTracking());
        }
        public void AsNoTracking_is_noop_for_unimplemented_DbSqlQuery()
        {
            var query = new UnimplementedDbSet <Product>().SqlQuery("not a real query");

            Assert.Same(query, query.AsNoTracking());
        }
        public void Actual_AsNoTracking_method_is_noop_for_unimplemented_DbSet()
        {
            var set = new UnimplementedDbSet <Product>();

            Assert.Same(set, set.AsNoTracking());
        }