public async ValueTask ForEachAsync_ActionAt_With_ValidData_Must_Succeed(int[] source)
{
// Arrange
var wrapped = Wrap.AsAsyncValueEnumerable(source);
var result = new List <(int, int)>();
var expected = new List <(int, int)>();
System.Linq.EnumerableEx.ForEach(source, (item, index) => expected.Add((item, index)));
// Act
await AsyncValueEnumerable
.ForEachAsync <Wrap.AsyncValueEnumerable <int>, Wrap.AsyncEnumerator <int>, int>(wrapped, (item, index, cancellationToken) => { result.Add((item, index)); return(new ValueTask()); });
// Assert
_ = result.Must()
.BeEnumerableOf <(int, int)>()
.BeEqualTo(expected);
}