public void ObservableProgressor()
{
var source = Progressor <int> .CreateFromArray(new[] { 0, 1, 2, 3, 4, 5 });
var progressor = Progressor <int> .CreateFromIObservable(source);
source.Consume();
var indexA = 0;
var indexB = 0;
using
(
progressor.SubscribeAction
(
value =>
{
Assert.AreEqual(value, indexB);
indexB++;
}
)
)
{
while (progressor.TryTake(out var item))
{
Assert.AreEqual(item, indexA);
indexA++;
}
Assert.AreEqual(6, indexA);
Assert.AreEqual(indexA, indexB);
}
}
public void ThreadedUseArray()
{
var source = Progressor <int> .CreateFromArray(new[] { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 });
using (var handle = new ManualResetEvent(false))
{
int[] count = { 0, 0, 0 };
var work = new WaitCallback
(
_ =>
{
Interlocked.Increment(ref count[0]);
handle.WaitOne();
foreach (var item in source)
{
GC.KeepAlive(item);
Interlocked.Increment(ref count[2]);
}
Interlocked.Increment(ref count[1]);
}
);
ThreadPool.QueueUserWorkItem(work);
ThreadPool.QueueUserWorkItem(work);
while (Volatile.Read(ref count[0]) != 2)
{
Thread.Sleep(1);
}
handle.Set();
while (Volatile.Read(ref count[1]) != 2)
{
Thread.Sleep(1);
}
Assert.AreEqual(10, Volatile.Read(ref count[2]));
}
}
public override IEnumerable <T> GetDynamicPartitions()
{
if (_source is T[] array)
{
return(Progressor <T> .CreateFromArray(array));
}
if (_source is IList <T> list)
{
return(Progressor <T> .CreateFromIList(list));
}
return(Progressor <T> .CreateFromIEnumerable(_source));
}