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// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.
using System;
using System.Reactive.Concurrency;
using System.Reactive.Linq;
using System.Reactive.Subjects;
using Microsoft.Reactive.Testing;
#if NUNIT
using NUnit.Framework;
using TestClassAttribute = NUnit.Framework.TestFixtureAttribute;
using TestMethodAttribute = NUnit.Framework.TestAttribute;
using TestInitializeAttribute = NUnit.Framework.SetUpAttribute;
#else
using Microsoft.VisualStudio.TestTools.UnitTesting;
#endif
using ReactiveTests.Dummies;
namespace ReactiveTests.Tests
{
[TestClass]
public partial class ConnectableObservableTest : ReactiveTest
{
[TestMethod]
public void ConnectableObservable_Creation()
{
var y = 0;
var s2 = new Subject<int>();
var co2 = new ConnectableObservable<int>(Observable.Return<int>(1), s2);
co2.Subscribe(x => y = x);
Assert.AreNotEqual(1, y);
co2.Connect();
Assert.AreEqual(1, y);
}
[TestMethod]
public void ConnectableObservable_Connected()
{
var scheduler = new TestScheduler();
var xs = scheduler.CreateHotObservable<int>(
OnNext(210, 1),
OnNext(220, 2),
OnNext(230, 3),
OnNext(240, 4),
OnCompleted<int>(250)
);
var subject = new MySubject();
var conn = new ConnectableObservable<int>(xs, subject);
var disconnect = conn.Connect();
var res = scheduler.Start(() => conn);
res.Messages.AssertEqual(
OnNext(210, 1),
OnNext(220, 2),
OnNext(230, 3),
OnNext(240, 4),
OnCompleted<int>(250)
);
}
[TestMethod]
public void ConnectableObservable_NotConnected()
{
var scheduler = new TestScheduler();
var xs = scheduler.CreateHotObservable<int>(
OnNext(210, 1),
OnNext(220, 2),
OnNext(230, 3),
OnNext(240, 4),
OnCompleted<int>(250)
);
var subject = new MySubject();
var conn = new ConnectableObservable<int>(xs, subject);
var res = scheduler.Start(() => conn);
res.Messages.AssertEqual(
);
}
[TestMethod]
public void ConnectableObservable_Disconnected()
{
var scheduler = new TestScheduler();
var xs = scheduler.CreateHotObservable<int>(
OnNext(210, 1),
OnNext(220, 2),
OnNext(230, 3),
OnNext(240, 4),
OnCompleted<int>(250)
);
var subject = new MySubject();
var conn = new ConnectableObservable<int>(xs, subject);
var disconnect = conn.Connect();
disconnect.Dispose();
var res = scheduler.Start(() => conn);
res.Messages.AssertEqual(
);
}
[TestMethod]
public void ConnectableObservable_DisconnectFuture()
{
var scheduler = new TestScheduler();
var xs = scheduler.CreateHotObservable<int>(
OnNext(210, 1),
OnNext(220, 2),
OnNext(230, 3),
OnNext(240, 4),
OnCompleted<int>(250)
);
var subject = new MySubject();
var conn = new ConnectableObservable<int>(xs, subject);
subject.DisposeOn(3, conn.Connect());
var res = scheduler.Start(() => conn);
res.Messages.AssertEqual(
OnNext(210, 1),
OnNext(220, 2),
OnNext(230, 3)
);
}
[TestMethod]
public void ConnectableObservable_ArgumentChecking()
{
ReactiveAssert.Throws<ArgumentNullException>(() => DummyObservable<int>.Instance.Publish().Subscribe(default(IObserver<int>)));
}
[TestMethod]
public void ConnectableObservable_MultipleNonOverlappedConnections()
{
var scheduler = new TestScheduler();
var xs = scheduler.CreateHotObservable<int>(
OnNext(210, 1),
OnNext(220, 2),
OnNext(230, 3),
OnNext(240, 4),
OnNext(250, 5),
OnNext(260, 6),
OnNext(270, 7),
OnNext(280, 8),
OnNext(290, 9),
OnCompleted<int>(300)
);
var subject = new Subject<int>();
var conn = xs.Multicast(subject);
var c1 = default(IDisposable);
scheduler.ScheduleAbsolute(225, () => { c1 = conn.Connect(); });
scheduler.ScheduleAbsolute(241, () => { c1.Dispose(); });
scheduler.ScheduleAbsolute(245, () => { c1.Dispose(); }); // idempotency test
scheduler.ScheduleAbsolute(251, () => { c1.Dispose(); }); // idempotency test
scheduler.ScheduleAbsolute(260, () => { c1.Dispose(); }); // idempotency test
var c2 = default(IDisposable);
scheduler.ScheduleAbsolute(249, () => { c2 = conn.Connect(); });
scheduler.ScheduleAbsolute(255, () => { c2.Dispose(); });
scheduler.ScheduleAbsolute(265, () => { c2.Dispose(); }); // idempotency test
scheduler.ScheduleAbsolute(280, () => { c2.Dispose(); }); // idempotency test
var c3 = default(IDisposable);
scheduler.ScheduleAbsolute(275, () => { c3 = conn.Connect(); });
scheduler.ScheduleAbsolute(295, () => { c3.Dispose(); });
var res = scheduler.Start(() => conn);
res.Messages.AssertEqual(
OnNext(230, 3),
OnNext(240, 4),
OnNext(250, 5),
OnNext(280, 8),
OnNext(290, 9)
);
xs.Subscriptions.AssertEqual(
Subscribe(225, 241),
Subscribe(249, 255),
Subscribe(275, 295)
);
}
}
}
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