osu/osu.Game.Tests/Visual/TestSceneOsuScreenStack.cs

83 lines
2.6 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.
using NUnit.Framework;
using osu.Framework.Allocation;
using osu.Framework.Graphics;
using osu.Framework.Screens;
using osu.Framework.Testing;
using osu.Game.Graphics.Sprites;
using osu.Game.Screens;
using osu.Game.Screens.Play;
using osuTK.Graphics;
namespace osu.Game.Tests.Visual
{
[TestFixture]
public class TestSceneOsuScreenStack : OsuTestScene
{
private TestOsuScreenStack stack;
[SetUpSteps]
public void SetUpSteps()
{
AddStep("Create new screen stack", () => { Child = stack = new TestOsuScreenStack { RelativeSizeAxes = Axes.Both }; });
}
[Test]
public void ParallaxAssignmentTest()
{
NoParallaxTestScreen noParallaxScreen = null;
TestScreen parallaxScreen = null;
AddStep("Push no parallax", () => stack.Push(noParallaxScreen = new NoParallaxTestScreen("NO PARALLAX")));
AddUntilStep("Wait for current", () => noParallaxScreen.IsLoaded);
AddAssert("Parallax is off", () => stack.ParallaxAmount == 0);
AddStep("Push parallax", () => noParallaxScreen.Push(parallaxScreen = new TestScreen("PARALLAX")));
AddUntilStep("Wait for current", () => parallaxScreen.IsLoaded);
AddAssert("Parallax is on", () => stack.ParallaxAmount > 0);
AddStep("Exit from new screen", () => { noParallaxScreen.MakeCurrent(); });
AddAssert("Parallax is off", () => stack.ParallaxAmount == 0);
}
private class TestScreen : ScreenWithBeatmapBackground
{
private readonly string screenText;
public TestScreen(string screenText)
{
this.screenText = screenText;
}
[BackgroundDependencyLoader]
private void load()
{
AddInternal(new OsuSpriteText
{
Text = screenText,
Colour = Color4.White,
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
});
}
}
private class NoParallaxTestScreen : TestScreen
{
public NoParallaxTestScreen(string screenText)
: base(screenText)
{
}
public override float BackgroundParallaxAmount => 0.0f;
}
private class TestOsuScreenStack : OsuScreenStack
{
public new float ParallaxAmount => base.ParallaxAmount;
}
}
}