public async Task QueryableTest()
{
IQueryable <int> queryableEnumeable = new EnumerableQuery <int>(Enumerable.Range(-100, 200).ToArray()).Where(v => v < 5 && v > 0);
var task = queryableEnumeable.AsAsync();
Assert.That(task.IsCompleted, Is.True);
int before = 1;
foreach (var value in await task)
{
Assert.That(value, Is.EqualTo(before));
before++;
}
}