public IEnumerable <TElement> WhereManyTest01 <TElement>(IEnumerable <TElement> source, Func <TElement, int, bool>[] predicate)
        {
            IEnumerable <TElement> result = EnumerableExtension.WhereMany <TElement>(source, predicate);

            return(result);
            // TODO: add assertions to method EnumerableExtensionTest.WhereManyTest01(IEnumerable`1<!!0>, Func`3<!!0,Int32,Boolean>[])
        }