Jo Shields a575963da9 Imported Upstream version 3.6.0
Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14
2014-08-13 10:39:27 +01:00

69 lines
2.3 KiB
C#

// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.
using System.Collections.Generic;
using System.Reactive;
using System;
using System.Reactive.Disposables;
namespace Microsoft.Reactive.Testing
{
class HotObservable<T> : ITestableObservable<T>
{
readonly TestScheduler scheduler;
readonly List<IObserver<T>> observers = new List<IObserver<T>>();
readonly List<Subscription> subscriptions = new List<Subscription>();
readonly Recorded<Notification<T>>[] messages;
public HotObservable(TestScheduler scheduler, params Recorded<Notification<T>>[] messages)
{
if (scheduler == null)
throw new ArgumentNullException("scheduler");
if (messages == null)
throw new ArgumentNullException("messages");
this.scheduler = scheduler;
this.messages = messages;
for (var i = 0; i < messages.Length; ++i)
{
var notification = messages[i].Value;
scheduler.ScheduleAbsolute(default(object), messages[i].Time, (scheduler1, state1) =>
{
var _observers = observers.ToArray();
for (var j = 0; j < _observers.Length; ++j)
{
notification.Accept(_observers[j]);
}
return Disposable.Empty;
});
}
}
public virtual IDisposable Subscribe(IObserver<T> observer)
{
if (observer == null)
throw new ArgumentNullException("observer");
observers.Add(observer);
subscriptions.Add(new Subscription(scheduler.Clock));
var index = subscriptions.Count - 1;
return Disposable.Create(() =>
{
observers.Remove(observer);
subscriptions[index] = new Subscription(subscriptions[index].Subscribe, scheduler.Clock);
});
}
public IList<Subscription> Subscriptions
{
get { return subscriptions; }
}
public IList<Recorded<Notification<T>>> Messages
{
get { return messages; }
}
}
}