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osu-lazer/osu.Game.Tests/Visual/Menus/TestSceneLoader.cs
2022-06-17 16:37:17 +09:00

116 lines
3.6 KiB
C#

// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
#nullable disable
using System.Linq;
using System.Threading;
using NUnit.Framework;
using osu.Framework.Allocation;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Shapes;
using osu.Framework.Screens;
using osu.Framework.Testing;
using osu.Game.Graphics.UserInterface;
using osu.Game.Screens;
using osu.Game.Screens.Menu;
using osuTK.Graphics;
namespace osu.Game.Tests.Visual.Menus
{
[TestFixture]
public class TestSceneLoader : ScreenTestScene
{
private TestLoader loader;
[Cached]
private OsuLogo logo;
public TestSceneLoader()
{
Child = logo = new OsuLogo
{
Alpha = 0,
Depth = float.MinValue
};
}
[Test]
public void TestInstantLoad()
{
AddStep("load immediately", () =>
{
loader = new TestLoader();
loader.AllowLoad.Set();
LoadScreen(loader);
});
spinnerNotPresentOrHidden();
AddUntilStep("loaded", () => loader.ScreenLoaded);
AddUntilStep("not current", () => !loader.IsCurrentScreen());
spinnerNotPresentOrHidden();
}
private void spinnerNotPresentOrHidden() =>
AddAssert("spinner did not display", () => loader.LoadingSpinner == null || loader.LoadingSpinner.Alpha == 0);
[Test]
public void TestDelayedLoad()
{
AddStep("begin loading", () => LoadScreen(loader = new TestLoader()));
AddUntilStep("wait for spinner visible", () => loader.LoadingSpinner?.Alpha > 0);
AddStep("finish loading", () => loader.AllowLoad.Set());
AddUntilStep("spinner gone", () => loader.LoadingSpinner?.Alpha == 0);
AddUntilStep("loaded", () => loader.ScreenLoaded);
AddUntilStep("not current", () => !loader.IsCurrentScreen());
}
private class TestLoader : Loader
{
public readonly ManualResetEventSlim AllowLoad = new ManualResetEventSlim();
public LoadingSpinner LoadingSpinner => this.ChildrenOfType<LoadingSpinner>().FirstOrDefault();
private TestScreen screen;
public bool ScreenLoaded => screen.IsCurrentScreen();
protected override OsuScreen CreateLoadableScreen() => screen = new TestScreen();
protected override ShaderPrecompiler CreateShaderPrecompiler() => new TestShaderPrecompiler(AllowLoad);
private class TestShaderPrecompiler : ShaderPrecompiler
{
private readonly ManualResetEventSlim allowLoad;
public TestShaderPrecompiler(ManualResetEventSlim allowLoad)
{
this.allowLoad = allowLoad;
}
protected override bool AllLoaded => allowLoad.IsSet;
}
private class TestScreen : OsuScreen
{
public TestScreen()
{
InternalChild = new Box
{
RelativeSizeAxes = Axes.Both,
Colour = Color4.DarkSlateGray,
Alpha = 0,
};
}
protected override void LogoArriving(OsuLogo logo, bool resuming)
{
base.LogoArriving(logo, resuming);
InternalChild.FadeInFromZero(200);
}
}
}
}
}