public void TestHold()
{
var e = new EventSink<int>();
Behavior<int> b = e.Hold(0);
var @out = new List<int>();
Listener l = b.Updates().Listen(new Handler<int> { Run = x => @out.Add(x) });
e.Send(2);
e.Send(9);
l.Unlisten();
CollectionAssert.AreEqual(new[] { 2, 9 }, @out.Select(x => (int)x));
}
public void TestHoldIsDelayed()
{
var e = new EventSink <int>();
Behavior <int> h = e.Hold(0);
Event <String> pair = e.Snapshot(h, (a, b) => a + " " + b);
var @out = new List <String>();
Listener l = pair.Listen(x => { @out.Add(x); });
e.Send(2);
e.Send(3);
l.Unlisten();
CollectionAssert.AreEqual(new[] { "2 0", "3 2" }, @out);
}
public void TestDelay()
{
var e = new EventSink <char>();
Behavior <char> b = e.Hold(' ');
var @out = new List <char>();
Listener l = e.Delay().Snapshot(b).Listen(x => { @out.Add(x); });
e.Send('C');
e.Send('B');
e.Send('A');
l.Unlisten();
CollectionAssert.AreEqual(new[] { 'C', 'B', 'A' }, @out);
}
public void TestHold()
{
var e = new EventSink <int>();
Behavior <int> b = e.Hold(0);
var @out = new List <int>();
Listener l = b.Updates().Listen(new Handler <int> {
Run = x => @out.Add(x)
});
e.Send(2);
e.Send(9);
l.Unlisten();
CollectionAssert.AreEqual(new[] { 2, 9 }, @out.Select(x => (int)x));
}
public void TestCollect()
{
var ea = new EventSink <int>();
var @out = new List <int>();
Behavior <int> sum = ea.Hold(100).Collect(
(int)0,
//(a,s) => new Tuple2(a+s, a+s)
(a, s) => new Tuple <int, int>(a + s, a + s));
Listener l = sum.Value().Listen(x => { @out.Add(x); });
ea.Send(5);
ea.Send(7);
ea.Send(1);
ea.Send(2);
ea.Send(3);
l.Unlisten();
CollectionAssert.AreEqual(new[] { 100, 105, 112, 113, 115, 118 }, @out);
}
public void TestCollect()
{
var ea = new EventSink<int>();
var @out = new List<int>();
Behavior<int> sum = ea.Hold(100).Collect(
(int)0,
//(a,s) => new Tuple2(a+s, a+s)
(a, s) => new Tuple<int, int>(a + s, a + s));
Listener l = sum.Value().Listen(x => { @out.Add(x); });
ea.Send(5);
ea.Send(7);
ea.Send(1);
ea.Send(2);
ea.Send(3);
l.Unlisten();
CollectionAssert.AreEqual(new[] { 100, 105, 112, 113, 115, 118 }, @out);
}
public void TestHoldIsDelayed()
{
var e = new EventSink<int>();
Behavior<int> h = e.Hold(0);
Event<String> pair = e.Snapshot(h, (a, b) => a + " " + b);
var @out = new List<String>();
Listener l = pair.Listen(x => { @out.Add(x); });
e.Send(2);
e.Send(3);
l.Unlisten();
CollectionAssert.AreEqual(new[] { "2 0", "3 2" }, @out);
}
public void TestDelay()
{
var e = new EventSink<char>();
Behavior<char> b = e.Hold(' ');
var @out = new List<char>();
Listener l = e.Delay().Snapshot(b).Listen(x => { @out.Add(x); });
e.Send('C');
e.Send('B');
e.Send('A');
l.Unlisten();
CollectionAssert.AreEqual(new[] { 'C', 'B', 'A' }, @out);
}