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osu-lazer/osu.Game.Tests/ScrollAlgorithms/OverlappingScrollTest.cs
2018-11-12 17:43:22 +09:00

68 lines
2.6 KiB
C#

// 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.Lists;
using osu.Game.Rulesets.Timing;
using osu.Game.Rulesets.UI.Scrolling.Algorithms;
namespace osu.Game.Tests.ScrollAlgorithms
{
[TestFixture]
public class OverlappingScrollTest
{
private IScrollAlgorithm algorithm;
[SetUp]
public void Setup()
{
var controlPoints = new SortedList<MultiplierControlPoint>
{
new MultiplierControlPoint(0) { Velocity = 1 },
new MultiplierControlPoint(10000) { Velocity = 2f },
new MultiplierControlPoint(20000) { Velocity = 0.5f }
};
algorithm = new OverlappingScrollAlgorithm(controlPoints);
}
[Test]
public void TestDisplayStartTime()
{
Assert.AreEqual(1000, algorithm.GetDisplayStartTime(2000, 1000)); // Like constant
Assert.AreEqual(10000, algorithm.GetDisplayStartTime(10500, 1000)); // 10500 - (1000 * 0.5)
Assert.AreEqual(20000, algorithm.GetDisplayStartTime(22000, 1000)); // 23000 - (1000 / 0.5)
}
[Test]
public void TestLength()
{
Assert.AreEqual(1f / 5, algorithm.GetLength(0, 1000, 5000, 1)); // Like constant
Assert.AreEqual(1f / 5, algorithm.GetLength(10000, 10500, 5000, 1)); // (10500 - 10000) / 0.5 / 5000
Assert.AreEqual(1f / 5, algorithm.GetLength(20000, 22000, 5000, 1)); // (22000 - 20000) * 0.5 / 5000
}
[Test]
public void TestPosition()
{
// Basically same calculations as TestLength()
Assert.AreEqual(1f / 5, algorithm.PositionAt(1000, 0, 5000, 1));
Assert.AreEqual(1f / 5, algorithm.PositionAt(10500, 10000, 5000, 1));
Assert.AreEqual(1f / 5, algorithm.PositionAt(22000, 20000, 5000, 1));
}
[TestCase(1000)]
[TestCase(10000)]
[TestCase(15000)]
[TestCase(20000)]
[TestCase(25000)]
[Ignore("Disabled for now because overlapping control points have multiple time values under the same position."
+ "Ideally, scrolling should be changed to constant or sequential during editing of hitobjects.")]
public void TestTime(double time)
{
Assert.AreEqual(time, algorithm.TimeAt(algorithm.PositionAt(time, 0, 5000, 1), 0, 5000, 1), 0.001);
Assert.AreEqual(time, algorithm.TimeAt(algorithm.PositionAt(time, 5000, 5000, 1), 5000, 5000, 1), 0.001);
}
}
}