public void Replay_handles_multiple_subscriptions()
{
var lbs = new ListBehaviorSubject <int>();
lbs.OnAdd(1);
var replay = lbs.Replay();
lbs.OnAdd(2);
var list = new List <int>();
var list2 = new List <int>();
var sub = replay.Subscribe(Observer.Create <ListChange <int> >(change => change.Apply(list)));
var sub2 = replay.Subscribe(Observer.Create <ListChange <int> >(change => change.Apply(list2)));
CollectionAssert.AreEqual(new int[] { }, list);
CollectionAssert.AreEqual(new int[] { }, list2);
var conn = replay.Connect();
CollectionAssert.AreEqual(new[] { 1, 2 }, list);
CollectionAssert.AreEqual(new[] { 1, 2 }, list2);
lbs.OnAdd(3);
CollectionAssert.AreEqual(new[] { 1, 2, 3 }, list);
CollectionAssert.AreEqual(new[] { 1, 2, 3 }, list2);
sub.Dispose();
sub2.Dispose();
conn.Dispose();
}
public void Replay_doesnt_emit_until_connected()
{
var lbs = new ListBehaviorSubject <int>();
lbs.OnAdd(1);
var replay = lbs.Replay();
lbs.OnAdd(2);
var list = new List <int>();
var sub = replay.Subscribe(Observer.Create <ListChange <int> >(change => change.Apply(list)));
CollectionAssert.AreEqual(new int[] { }, list);
var conn = replay.Connect();
CollectionAssert.AreEqual(new[] { 1, 2 }, list);
lbs.OnAdd(3);
CollectionAssert.AreEqual(new[] { 1, 2, 3 }, list);
sub.Dispose();
conn.Dispose();
}
public void Replay_handles_errors()
{
var lbs = new ListBehaviorSubject <int>();
lbs.OnAdd(1);
var replay = lbs.Replay();
lbs.OnAdd(2);
var list = new List <int>();
Exception error = null;
var sub = replay.Subscribe(Observer.Create <ListChange <int> >(change => change.Apply(list), e => error = e));
CollectionAssert.AreEqual(new int[] { }, list);
var conn = replay.Connect();
CollectionAssert.AreEqual(new[] { 1, 2 }, list);
Assert.IsNull(error);
var sourceError = new Exception("Actual");
lbs.OnError(sourceError);
Assert.AreEqual(sourceError, error);
var list2 = new List <int>();
Exception error2 = null;
var sub2 = replay.Subscribe(Observer.Create <ListChange <int> >(change => change.Apply(list2), e => error2 = e));
Assert.AreEqual(sourceError, error2);
sub2.Dispose();
sub.Dispose();
conn.Dispose();
}
public void Replay_handles_completion()
{
var lbs = new ListBehaviorSubject <int>();
lbs.OnAdd(1);
var replay = lbs.Replay();
lbs.OnAdd(2);
var list = new List <int>();
var completed = false;
var sub = replay.Subscribe(Observer.Create <ListChange <int> >(change => change.Apply(list), () => completed = true));
CollectionAssert.AreEqual(new int[] { }, list);
var conn = replay.Connect();
CollectionAssert.AreEqual(new[] { 1, 2 }, list);
Assert.IsFalse(completed);
lbs.OnCompleted();
Assert.IsTrue(completed);
var list2 = new List <int>();
var completed2 = false;
var sub2 = replay.Subscribe(Observer.Create <ListChange <int> >(change => change.Apply(list2), () => completed2 = true));
Assert.IsTrue(completed2);
sub2.Dispose();
sub.Dispose();
conn.Dispose();
}