459 lines
13 KiB
C#
459 lines
13 KiB
C#
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// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Reactive;
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using System.Reactive.Concurrency;
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using System.Reactive.Linq;
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using System.Reactive.Subjects;
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using System.Threading;
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using Microsoft.Reactive.Testing;
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#if NUNIT
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using NUnit.Framework;
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using TestClassAttribute = NUnit.Framework.TestFixtureAttribute;
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using TestMethodAttribute = NUnit.Framework.TestAttribute;
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using TestInitializeAttribute = NUnit.Framework.SetUpAttribute;
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#else
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using Microsoft.VisualStudio.TestTools.UnitTesting;
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#endif
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namespace ReactiveTests.Tests
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{
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[TestClass]
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public class RegressionTest : ReactiveTest
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{
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#if DESKTOPCLR40 || DESKTOPCLR45
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[TestMethod]
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public void Bug_ConcurrentMerge()
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{
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const int reps = 1000;
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var source = Enumerable.Range(0, reps).ToObservable();
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var resultQueue = new System.Collections.Concurrent.ConcurrentQueue<int>();
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var r = new Random();
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source.Select(i => Observable.Create<Unit>(o =>
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{
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resultQueue.Enqueue(i);
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System.Threading.Tasks.Task.Factory.StartNew(
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() =>
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{
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Thread.Sleep(r.Next(10));
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o.OnCompleted();
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});
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return () => { };
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})).Merge(3).ForEach(_ => { });
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Assert.IsTrue(Enumerable.Range(0, reps).ToList().SequenceEqual(resultQueue.ToList()));
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}
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#endif
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[TestMethod]
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public void Bug_1283()
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{
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var scheduler = new TestScheduler();
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var xs = scheduler.CreateHotObservable(
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OnNext(100, 1),
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OnNext(220, 2),
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OnNext(240, 3),
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OnNext(300, 4),
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OnNext(310, 5),
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OnCompleted<int>(350)
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);
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var results = scheduler.Start(() =>
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xs.Window(TimeSpan.FromTicks(100), scheduler).Select((x, i) => x.Select(y => i.ToString() + " " + y.ToString()).Concat(Observable.Return(i.ToString() + " end", scheduler))).Merge()
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);
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results.Messages.AssertEqual(
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OnNext(220, "0 2"),
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OnNext(240, "0 3"),
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OnNext(300, "0 4"),
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OnNext(301, "0 end"),
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OnNext(310, "1 5"),
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OnNext(351, "1 end"),
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OnCompleted<string>(351)
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);
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}
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[TestMethod]
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public void Bug_1261()
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{
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var scheduler = new TestScheduler();
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var xs = scheduler.CreateHotObservable(
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OnNext(205, 1),
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OnNext(210, 2),
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OnNext(215, 3),
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OnNext(220, 4),
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OnNext(225, 5),
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OnNext(230, 6),
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OnCompleted<int>(230));
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var results = scheduler.Start(() =>
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xs.Window(TimeSpan.FromTicks(10), scheduler).Select((x, i) => x.Select(y => i.ToString() + " " + y.ToString()).Concat(Observable.Return(i.ToString() + " end", scheduler))).Merge()
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);
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results.Messages.AssertEqual(
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OnNext(205, "0 1"),
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OnNext(210, "0 2"),
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OnNext(211, "0 end"),
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OnNext(215, "1 3"),
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OnNext(220, "1 4"),
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OnNext(221, "1 end"),
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OnNext(225, "2 5"),
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OnNext(230, "2 6"),
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OnNext(231, "2 end"),
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OnCompleted<string>(231)
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);
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}
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[TestMethod]
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public void Bug_1130()
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{
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var xs = Observable.Start(() => 5);
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Assert.IsNull(xs as ISubject<int, int>);
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}
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[TestMethod]
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public void Bug_1286()
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{
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var infinite = Observable.Return(new { Name = "test", Value = 0d }, DefaultScheduler.Instance).Repeat();
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var grouped = infinite.GroupBy(x => x.Name, x => x.Value);
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var disp = grouped.Subscribe(_ => { });
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Thread.Sleep(1);
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//most of the time, this deadlocks
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disp.Dispose();
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disp = grouped.Subscribe(_ => { });
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Thread.Sleep(1);
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//if the first doesn't this one always
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disp.Dispose();
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}
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[TestMethod]
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public void Bug_1287()
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{
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var flag = false;
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var x = Observable.Return(1, Scheduler.CurrentThread).Concat(Observable.Never<int>()).Finally(() => flag = true).First();
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Assert.AreEqual(1, x);
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Assert.IsTrue(flag);
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}
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#if !SILVERLIGHTM7
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static IEnumerable<int> Bug_1333_Enumerable(AsyncSubject<IDisposable> s, Semaphore sema)
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{
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var d = s.First();
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var t = new Thread(() => { d.Dispose(); sema.Release(); });
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t.Start();
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t.Join();
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yield return 1;
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}
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[TestMethod]
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//[Timeout(1000)]
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public void Bug_1333()
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{
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var sema = new Semaphore(0, 1);
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var d = new AsyncSubject<IDisposable>();
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var e = Bug_1333_Enumerable(d, sema).ToObservable(DefaultScheduler.Instance).Subscribe();
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d.OnNext(e);
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d.OnCompleted();
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sema.WaitOne();
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}
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#endif
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[TestMethod]
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public void Bug_1295_Completed()
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{
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var scheduler = new TestScheduler();
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var xs = scheduler.CreateHotObservable(
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OnNext(300, 1),
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OnNext(350, 2),
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OnNext(500, 3),
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OnCompleted<int>(550)
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);
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var results = scheduler.Start(() =>
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xs.Throttle(TimeSpan.FromTicks(100), scheduler)
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);
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results.Messages.AssertEqual(
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OnNext(450, 2),
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OnNext(550, 3),
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OnCompleted<int>(550)
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);
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xs.Subscriptions.AssertEqual(
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Subscribe(200, 550)
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);
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}
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[TestMethod]
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public void Bug_1295_Error()
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{
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var scheduler = new TestScheduler();
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var ex = new Exception();
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var xs = scheduler.CreateHotObservable(
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OnNext(300, 1),
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OnNext(350, 2),
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OnNext(500, 3),
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OnError<int>(550, ex)
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);
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var results = scheduler.Start(() =>
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xs.Throttle(TimeSpan.FromTicks(100), scheduler)
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);
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results.Messages.AssertEqual(
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OnNext(450, 2),
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OnError<int>(550, ex)
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);
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xs.Subscriptions.AssertEqual(
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Subscribe(200, 550)
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);
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}
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[TestMethod]
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public void Bug_1297_Catch_None()
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{
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var scheduler = new TestScheduler();
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var results = scheduler.Start(() =>
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Observable.Catch<int>()
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);
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results.Messages.AssertEqual(
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OnCompleted<int>(200)
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);
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}
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[TestMethod]
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public void Bug_1297_OnErrorResumeNext_None()
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{
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var scheduler = new TestScheduler();
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var results = scheduler.Start(() =>
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Observable.OnErrorResumeNext<int>()
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);
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results.Messages.AssertEqual(
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OnCompleted<int>(200)
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);
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}
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[TestMethod]
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public void Bug_1297_Catch_Single()
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{
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var scheduler = new TestScheduler();
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var ex = new Exception();
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var xs = Observable.Throw<int>(ex, scheduler);
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var results = scheduler.Start(() =>
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Observable.Catch(xs)
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);
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results.Messages.AssertEqual(
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OnError<int>(201, ex)
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);
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}
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[TestMethod]
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public void Bug_1297_OnErrorResumeNext_Single()
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{
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var scheduler = new TestScheduler();
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var xs = Observable.Throw<int>(new Exception(), scheduler);
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var results = scheduler.Start(() =>
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Observable.OnErrorResumeNext(xs)
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);
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results.Messages.AssertEqual(
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OnCompleted<int>(201)
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);
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}
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[TestMethod]
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public void Bug_1297_Catch_Multi()
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{
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var scheduler = new TestScheduler();
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var ex1 = new Exception();
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var ex2 = new Exception();
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var ex3 = new Exception();
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var xs = Observable.Throw<int>(ex1, scheduler);
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var ys = Observable.Throw<int>(ex2, scheduler);
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var zs = Observable.Throw<int>(ex3, scheduler);
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var results = scheduler.Start(() =>
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Observable.Catch(xs, ys, zs)
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);
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results.Messages.AssertEqual(
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OnError<int>(203, ex3)
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);
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}
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[TestMethod]
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public void Bug_1297_OnErrorResumeNext_Multi()
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{
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var scheduler = new TestScheduler();
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var ex1 = new Exception();
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var ex2 = new Exception();
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var ex3 = new Exception();
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var xs = Observable.Throw<int>(ex1, scheduler);
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var ys = Observable.Throw<int>(ex2, scheduler);
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var zs = Observable.Throw<int>(ex3, scheduler);
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var results = scheduler.Start(() =>
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Observable.OnErrorResumeNext(xs, ys, zs)
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);
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results.Messages.AssertEqual(
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OnCompleted<int>(203)
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);
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}
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[TestMethod]
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public void Bug_1380()
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{
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var scheduler = new TestScheduler();
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var ex = new Exception();
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var xs = scheduler.CreateHotObservable(
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OnNext(220, 1),
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OnNext(250, 2),
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OnNext(270, 3),
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OnNext(290, 4),
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OnNext(310, 5),
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OnNext(340, 6),
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OnNext(360, 7),
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OnError<int>(380, ex)
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);
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var results = scheduler.Start(() =>
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xs.Delay(TimeSpan.FromTicks(100), scheduler)
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);
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results.Messages.AssertEqual(
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OnNext(320, 1),
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OnNext(350, 2),
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OnNext(370, 3),
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OnError<int>(380, ex)
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);
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xs.Subscriptions.AssertEqual(
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Subscribe(200, 380)
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);
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}
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[TestMethod]
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public void Bug_1356()
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{
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var run = false;
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Observable.Range(0, 10).Finally(() => run = true).Take(5).ForEach(_ => { });
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Assert.IsTrue(run);
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}
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[TestMethod]
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public void Bug_1381()
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{
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var scheduler = new TestScheduler();
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|
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var xs = scheduler.CreateHotObservable(
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OnNext( 90, 1),
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OnNext(110, 2),
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OnNext(250, 3),
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OnNext(270, 4),
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OnNext(280, 5),
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OnNext(301, 6),
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OnNext(302, 7),
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OnNext(400, 8),
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OnNext(401, 9),
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OnNext(510, 10)
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);
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var results = scheduler.CreateObserver<int>();
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var ys = default(IConnectableObservable<int>);
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var connection = default(IDisposable);
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var subscription = default(IDisposable);
|
|||
|
|
|
|||
|
|
scheduler.ScheduleAbsolute(100, () => ys = xs.Multicast(new ReplaySubject<int>(scheduler)));
|
|||
|
|
scheduler.ScheduleAbsolute(200, () => connection = ys.Connect());
|
|||
|
|
scheduler.ScheduleAbsolute(300, () => subscription = ys.Subscribe(results));
|
|||
|
|
scheduler.ScheduleAbsolute(500, () => subscription.Dispose());
|
|||
|
|
scheduler.ScheduleAbsolute(600, () => connection.Dispose());
|
|||
|
|
|
|||
|
|
scheduler.Start();
|
|||
|
|
|
|||
|
|
results.Messages.AssertEqual(
|
|||
|
|
OnNext(301, 3),
|
|||
|
|
OnNext(302, 4),
|
|||
|
|
OnNext(303, 5),
|
|||
|
|
OnNext(304, 6),
|
|||
|
|
OnNext(305, 7),
|
|||
|
|
OnNext(401, 8),
|
|||
|
|
OnNext(402, 9)
|
|||
|
|
);
|
|||
|
|
|
|||
|
|
xs.Subscriptions.AssertEqual(
|
|||
|
|
Subscribe(200, 600)
|
|||
|
|
);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
[TestMethod]
|
|||
|
|
public void Reentrant_Subject()
|
|||
|
|
{
|
|||
|
|
var s = Subject.Synchronize(new Subject<int>(), Scheduler.Immediate);
|
|||
|
|
var list = new List<int>();
|
|||
|
|
|
|||
|
|
s.Subscribe(
|
|||
|
|
x =>
|
|||
|
|
{
|
|||
|
|
list.Add(x);
|
|||
|
|
if (x < 3)
|
|||
|
|
s.OnNext(x + 1);
|
|||
|
|
list.Add(-x);
|
|||
|
|
});
|
|||
|
|
|
|||
|
|
s.OnNext(1);
|
|||
|
|
|
|||
|
|
list.AssertEqual(1, -1, 2, -2, 3, -3);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
[TestMethod]
|
|||
|
|
public void Merge_Trampoline1()
|
|||
|
|
{
|
|||
|
|
var ys = new[] { 1, 2, 3 }.ToObservable().Publish(xs => xs.Merge(xs));
|
|||
|
|
|
|||
|
|
var list = new List<int>();
|
|||
|
|
ys.Subscribe(list.Add);
|
|||
|
|
|
|||
|
|
list.AssertEqual(1, 1, 2, 2, 3, 3);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
[TestMethod]
|
|||
|
|
public void Merge_Trampoline2()
|
|||
|
|
{
|
|||
|
|
var ys = new[] { 1, 2, 3 }.ToObservable().Publish(xs => Observable.Merge(xs, xs, xs, xs));
|
|||
|
|
|
|||
|
|
var list = new List<int>();
|
|||
|
|
ys.Subscribe(list.Add);
|
|||
|
|
|
|||
|
|
list.AssertEqual(1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|