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osu-lazer/osu.Game.Tests/Visual/TestCasePreviewTrackManager.cs

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// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
using NUnit.Framework;
using osu.Framework.Allocation;
using osu.Framework.Audio.Track;
using osu.Framework.Graphics.Containers;
using osu.Game.Audio;
using osu.Game.Beatmaps;
namespace osu.Game.Tests.Visual
{
public class TestCasePreviewTrackManager : OsuTestCase, IPreviewTrackOwner
{
private readonly PreviewTrackManager trackManager = new TestPreviewTrackManager();
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protected override IReadOnlyDependencyContainer CreateChildDependencies(IReadOnlyDependencyContainer parent)
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{
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var dependencies = new DependencyContainer(base.CreateChildDependencies(parent));
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dependencies.CacheAs(trackManager);
dependencies.CacheAs<IPreviewTrackOwner>(this);
return dependencies;
}
[BackgroundDependencyLoader]
private void load()
{
AddInternal(trackManager);
}
[Test]
public void TestStartStop()
{
PreviewTrack track = null;
AddStep("get track", () => track = getOwnedTrack());
AddStep("start", () => track.Start());
AddAssert("started", () => track.IsRunning);
AddStep("stop", () => track.Stop());
AddAssert("stopped", () => !track.IsRunning);
}
[Test]
public void TestStartMultipleTracks()
{
PreviewTrack track1 = null;
PreviewTrack track2 = null;
AddStep("get tracks", () =>
{
track1 = getOwnedTrack();
track2 = getOwnedTrack();
});
AddStep("start track 1", () => track1.Start());
AddStep("start track 2", () => track2.Start());
AddAssert("track 1 stopped", () => !track1.IsRunning);
AddAssert("track 2 started", () => track2.IsRunning);
}
[Test]
public void TestCancelFromOwner()
{
PreviewTrack track = null;
AddStep("get track", () => track = getOwnedTrack());
AddStep("start", () => track.Start());
AddStep("stop by owner", () => trackManager.StopAnyPlaying(this));
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AddAssert("stopped", () => !track.IsRunning);
}
[Test]
public void TestCancelFromNonOwner()
{
TestTrackOwner owner = null;
PreviewTrack track = null;
AddStep("get track", () => AddInternal(owner = new TestTrackOwner(track = getTrack())));
AddStep("start", () => track.Start());
AddStep("attempt stop", () => trackManager.StopAnyPlaying(this));
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AddAssert("not stopped", () => track.IsRunning);
AddStep("stop by true owner", () => trackManager.StopAnyPlaying(owner));
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AddAssert("stopped", () => !track.IsRunning);
}
private PreviewTrack getTrack() => trackManager.Get(null);
private PreviewTrack getOwnedTrack()
{
var track = getTrack();
AddInternal(track);
return track;
}
private class TestTrackOwner : CompositeDrawable, IPreviewTrackOwner
{
public TestTrackOwner(PreviewTrack track)
{
AddInternal(track);
}
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protected override IReadOnlyDependencyContainer CreateChildDependencies(IReadOnlyDependencyContainer parent)
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{
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var dependencies = new DependencyContainer(base.CreateChildDependencies(parent));
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dependencies.CacheAs<IPreviewTrackOwner>(this);
return dependencies;
}
}
private class TestPreviewTrackManager : PreviewTrackManager
{
protected override TrackManagerPreviewTrack CreatePreviewTrack(BeatmapSetInfo beatmapSetInfo, TrackManager trackManager) => new TestPreviewTrack(beatmapSetInfo, trackManager);
protected class TestPreviewTrack : TrackManagerPreviewTrack
{
public TestPreviewTrack(BeatmapSetInfo beatmapSetInfo, TrackManager trackManager)
: base(beatmapSetInfo, trackManager)
{
}
protected override Track GetTrack() => new TrackVirtual { Length = 100000 };
}
}
}
}