public FatValueType Hyperlinq()
{
var sum = default(FatValueType);
foreach (ref readonly var item in ListBindings.WhereRef(source, item => item.IsEven()))
{
sum += item;
}
return(sum);
}
public void WhereRef_PredicateAt_With_ValidData_Must_Succeed(int[] source, PredicateAt <int> predicate)
{
// Arrange
var list = source.ToList();
var expected = Enumerable
.Where(source, predicate.AsFunc());
// Act
var result = ListBindings
.WhereRef(list, predicate);
// Assert
#if NETCOREAPP3_1 || NET5_0
//_ = result.Must()
// .BeEnumerableOf<int>()
// .BeEqualTo(expected, testRefStructs: false);
#else
_ = result.Must()
.BeEnumerableOf <int>()
.BeEqualTo(expected, testRefStructs: false, testRefReturns: false);
#endif
_ = result.SequenceEqual(expected).Must().BeTrue();
}