// 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 NUnit.Framework; using osu.Game.Rulesets.UI.Scrolling.Algorithms; namespace osu.Game.Tests.ScrollAlgorithms { [TestFixture] public class ConstantScrollTest { private IScrollAlgorithm algorithm; [SetUp] public void Setup() { algorithm = new ConstantScrollAlgorithm(); } [Test] public void TestPointDisplayStartTime() { Assert.AreEqual(-8000, algorithm.GetDisplayStartTime(2000, 0, 10000, 1)); Assert.AreEqual(-3000, algorithm.GetDisplayStartTime(2000, 0, 5000, 1)); Assert.AreEqual(2000, algorithm.GetDisplayStartTime(7000, 0, 5000, 1)); Assert.AreEqual(7000, algorithm.GetDisplayStartTime(17000, 0, 10000, 1)); } [Test] public void TestObjectDisplayStartTime() { Assert.AreEqual(900, algorithm.GetDisplayStartTime(2000, 50, 1000, 500)); // 2000 - (1 + 50 / 500) * 1000 Assert.AreEqual(8900, algorithm.GetDisplayStartTime(10000, 50, 1000, 500)); // 10000 - (1 + 50 / 500) * 1000 Assert.AreEqual(13500, algorithm.GetDisplayStartTime(15000, 250, 1000, 500)); // 15000 - (1 + 250 / 500) * 1000 Assert.AreEqual(19000, algorithm.GetDisplayStartTime(25000, 100, 5000, 500)); // 25000 - (1 + 100 / 500) * 5000 } [Test] public void TestLength() { Assert.AreEqual(1f / 5, algorithm.GetLength(0, 1000, 5000, 1)); Assert.AreEqual(1f / 5, algorithm.GetLength(6000, 7000, 5000, 1)); } [Test] public void TestPosition() { Assert.AreEqual(1f / 5, algorithm.PositionAt(1000, 0, 5000, 1)); Assert.AreEqual(1f / 5, algorithm.PositionAt(6000, 5000, 5000, 1)); } [TestCase(1000)] [TestCase(10000)] [TestCase(15000)] [TestCase(20000)] [TestCase(25000)] 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); } } }