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- // Licensed to the .NET Foundation under one or more agreements.
- // The .NET Foundation licenses this file to you under the Apache 2.0 License.
- // See the LICENSE file in the project root for more information.
- using System;
- using System.Reactive.Concurrency;
- using System.Reactive.Linq;
- using Microsoft.Reactive.Testing;
- using Xunit;
- namespace ReactiveTests.Tests
- {
- public class AppendPrependTest : ReactiveTest
- {
- [Fact]
- public void AppendPrepend()
- {
- var scheduler = new TestScheduler();
- var xs = scheduler.CreateHotObservable(
- OnNext(150, 1),
- OnNext(220, 2),
- OnCompleted<int>(250)
- );
- var res = scheduler.Start(() =>
- xs.Append(3).Prepend(4)
- );
- res.Messages.AssertEqual(
- OnNext(200, 4),
- OnNext(220, 2),
- OnNext(250, 3),
- OnCompleted<int>(250)
- );
- }
- [Fact]
- public void PrependAppend()
- {
- var scheduler = new TestScheduler();
- var xs = scheduler.CreateHotObservable(
- OnNext(150, 1),
- OnNext(220, 2),
- OnCompleted<int>(250)
- );
- var res = scheduler.Start(() =>
- xs.Prepend(4).Append(3)
- );
- res.Messages.AssertEqual(
- OnNext(200, 4),
- OnNext(220, 2),
- OnNext(250, 3),
- OnCompleted<int>(250)
- );
- }
- [Fact]
- public void AppendPrepend_Scheduler()
- {
- var scheduler = new TestScheduler();
- var xs = scheduler.CreateHotObservable(
- OnNext(150, 1),
- OnNext(220, 2),
- OnCompleted<int>(250)
- );
- var res = scheduler.Start(() =>
- xs.Append(3, scheduler).Prepend(4, scheduler)
- );
- res.Messages.AssertEqual(
- OnNext(201, 4),
- OnNext(220, 2),
- OnNext(251, 3),
- OnCompleted<int>(251)
- );
- }
- [Fact]
- public void PrependAppend_Scheduler()
- {
- var scheduler = new TestScheduler();
- var xs = scheduler.CreateHotObservable(
- OnNext(150, 1),
- OnNext(220, 2),
- OnCompleted<int>(250)
- );
- var res = scheduler.Start(() =>
- xs.Prepend(4, scheduler).Append(3, scheduler)
- );
- res.Messages.AssertEqual(
- OnNext(201, 4),
- OnNext(220, 2),
- OnNext(251, 3),
- OnCompleted<int>(251)
- );
- }
- [Fact]
- public void AppendPrepend_Many()
- {
- var scheduler = new TestScheduler();
- var xs = scheduler.CreateHotObservable(
- OnNext(150, 1),
- OnNext(220, 2),
- OnCompleted<int>(250)
- );
- var res = scheduler.Start(() =>
- xs.Append(3).Append(4).Append(5).Prepend(6).Prepend(7).Prepend(8)
- );
- res.Messages.AssertEqual(
- OnNext(200, 8),
- OnNext(200, 7),
- OnNext(200, 6),
- OnNext(220, 2),
- OnNext(250, 3),
- OnNext(250, 4),
- OnNext(250, 5),
- OnCompleted<int>(250)
- );
- }
- [Fact]
- public void PrependAppend_Many()
- {
- var scheduler = new TestScheduler();
- var xs = scheduler.CreateHotObservable(
- OnNext(150, 1),
- OnNext(220, 2),
- OnCompleted<int>(250)
- );
- var res = scheduler.Start(() =>
- xs.Prepend(6).Prepend(7).Prepend(8).Append(3).Append(4).Append(5)
- );
- res.Messages.AssertEqual(
- OnNext(200, 8),
- OnNext(200, 7),
- OnNext(200, 6),
- OnNext(220, 2),
- OnNext(250, 3),
- OnNext(250, 4),
- OnNext(250, 5),
- OnCompleted<int>(250)
- );
- }
- [Fact]
- public void AppendPrepend_Many_Scheduler()
- {
- var scheduler = new TestScheduler();
- var xs = scheduler.CreateHotObservable(
- OnNext(150, 1),
- OnNext(220, 2),
- OnCompleted<int>(250)
- );
- var res = scheduler.Start(() =>
- xs.Append(3, scheduler)
- .Append(4, scheduler)
- .Append(5, scheduler)
- .Prepend(6, scheduler)
- .Prepend(7, scheduler)
- .Prepend(8, scheduler)
- );
- res.Messages.AssertEqual(
- OnNext(201, 8),
- OnNext(202, 7),
- OnNext(203, 6),
- OnNext(220, 2),
- OnNext(251, 3),
- OnNext(252, 4),
- OnNext(253, 5),
- OnCompleted<int>(253)
- );
- }
- [Fact]
- public void PrependAppend_Many_Scheduler()
- {
- var scheduler = new TestScheduler();
- var xs = scheduler.CreateHotObservable(
- OnNext(150, 1),
- OnNext(220, 2),
- OnCompleted<int>(250)
- );
- var res = scheduler.Start(() =>
- xs.Prepend(6, scheduler)
- .Prepend(7, scheduler)
- .Prepend(8, scheduler)
- .Append(3, scheduler)
- .Append(4, scheduler)
- .Append(5, scheduler)
- );
- res.Messages.AssertEqual(
- OnNext(201, 8),
- OnNext(202, 7),
- OnNext(203, 6),
- OnNext(220, 2),
- OnNext(251, 3),
- OnNext(252, 4),
- OnNext(253, 5),
- OnCompleted<int>(253)
- );
- }
- [Fact]
- public void AppendPrepend_Mixed()
- {
- var scheduler = new TestScheduler();
- var xs = scheduler.CreateHotObservable(
- OnNext(150, 1),
- OnNext(220, 2),
- OnCompleted<int>(250)
- );
- var res = scheduler.Start(() =>
- xs.Append(3).Prepend(6).Append(4).Prepend(7).Prepend(8).Append(5)
- );
- res.Messages.AssertEqual(
- OnNext(200, 8),
- OnNext(200, 7),
- OnNext(200, 6),
- OnNext(220, 2),
- OnNext(250, 3),
- OnNext(250, 4),
- OnNext(250, 5),
- OnCompleted<int>(250)
- );
- }
- [Fact]
- public void AppendPrepend_Mixed_Scheduler()
- {
- var scheduler = new TestScheduler();
- var xs = scheduler.CreateHotObservable(
- OnNext(150, 1),
- OnNext(220, 2),
- OnCompleted<int>(250)
- );
- var res = scheduler.Start(() =>
- xs.Append(3, scheduler)
- .Prepend(6, scheduler)
- .Append(4, scheduler)
- .Prepend(7, scheduler)
- .Prepend(8, scheduler)
- .Append(5, scheduler)
- );
- res.Messages.AssertEqual(
- OnNext(201, 8),
- OnNext(202, 7),
- OnNext(203, 6),
- OnNext(220, 2),
- OnNext(251, 3),
- OnNext(252, 4),
- OnNext(253, 5),
- OnCompleted<int>(253)
- );
- }
- [Fact]
- public void AppendPrepend_MixedSchedulers()
- {
- var scheduler = new TestScheduler();
- var xs = scheduler.CreateHotObservable(
- OnNext(150, 1),
- OnNext(220, 2),
- OnCompleted<int>(250)
- );
- var res = scheduler.Start(() =>
- xs.Append(3, scheduler)
- .Prepend(6)
- .Append(4, scheduler)
- .Prepend(7)
- .Prepend(8, scheduler)
- .Append(5)
- );
- res.Messages.AssertEqual(
- OnNext(201, 8),
- OnNext(201, 7),
- OnNext(201, 6),
- OnNext(220, 2),
- OnNext(251, 3),
- OnNext(252, 4),
- OnNext(252, 5),
- OnCompleted<int>(252)
- );
- }
- [Fact]
- public void AppendPrepend_SchedulerRecursive()
- {
- var scheduler = new EventLoopScheduler();
- var source = Observable.Range(1, 1000).DelaySubscription(TimeSpan.FromMilliseconds(100), ThreadPoolScheduler.Instance);
- var result = source.Prepend(0, scheduler).Prepend(-1, scheduler)
- .Timeout(TimeSpan.FromSeconds(5))
- .ToList().First();
- Assert.Equal(1002, result.Count);
- var j = 0;
- for (var i = -1; i <= 1000; i++)
- {
- Assert.Equal(i, result[j++]);
- }
- }
- [Fact]
- public void AppendPrepend_SchedulerLongRunning()
- {
- var scheduler = NewThreadScheduler.Default;
- Assert.True(scheduler is ISchedulerLongRunning, "Not a long-running scheduler!");
- var source = Observable.Range(1, 1000).DelaySubscription(TimeSpan.FromMilliseconds(100), ThreadPoolScheduler.Instance);
- var result = source.Prepend(0, scheduler).Prepend(-1, scheduler)
- .Timeout(TimeSpan.FromSeconds(5))
- .ToList().First();
- Assert.Equal(1002, result.Count);
- var j = 0;
- for (var i = -1; i <= 1000; i++)
- {
- Assert.Equal(i, result[j++]);
- }
- }
- }
- }
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