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osu-lazer/osu.Game.Rulesets.Osu.Tests/TestSceneFollowPoints.cs
2020-03-04 09:46:53 +09:00

277 lines
9.1 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 System;
using System.Linq;
using NUnit.Framework;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Testing;
using osu.Framework.Utils;
using osu.Game.Beatmaps;
using osu.Game.Beatmaps.ControlPoints;
using osu.Game.Rulesets.Osu.Objects;
using osu.Game.Rulesets.Osu.Objects.Drawables;
using osu.Game.Rulesets.Osu.Objects.Drawables.Connections;
using osu.Game.Tests.Visual;
using osuTK;
namespace osu.Game.Rulesets.Osu.Tests
{
public class TestSceneFollowPoints : OsuTestScene
{
private Container<DrawableOsuHitObject> hitObjectContainer;
private FollowPointRenderer followPointRenderer;
[SetUp]
public void Setup() => Schedule(() =>
{
Children = new Drawable[]
{
hitObjectContainer = new TestHitObjectContainer { RelativeSizeAxes = Axes.Both },
followPointRenderer = new FollowPointRenderer { RelativeSizeAxes = Axes.Both }
};
});
[Test]
public void TestAddObject()
{
addObjectsStep(() => new OsuHitObject[] { new HitCircle { Position = new Vector2(100, 100) } });
assertGroups();
}
[Test]
public void TestRemoveObject()
{
addObjectsStep(() => new OsuHitObject[] { new HitCircle { Position = new Vector2(100, 100) } });
removeObjectStep(() => getObject(0));
assertGroups();
}
[Test]
public void TestAddMultipleObjects()
{
addMultipleObjectsStep();
assertGroups();
}
[Test]
public void TestRemoveEndObject()
{
addMultipleObjectsStep();
removeObjectStep(() => getObject(4));
assertGroups();
}
[Test]
public void TestRemoveStartObject()
{
addMultipleObjectsStep();
removeObjectStep(() => getObject(0));
assertGroups();
}
[Test]
public void TestRemoveMiddleObject()
{
addMultipleObjectsStep();
removeObjectStep(() => getObject(2));
assertGroups();
}
[Test]
public void TestMoveObject()
{
addMultipleObjectsStep();
AddStep("move hitobject", () => getObject(2).HitObject.Position = new Vector2(300, 100));
assertGroups();
}
[TestCase(0, 0)] // Start -> Start
[TestCase(0, 2)] // Start -> Middle
[TestCase(0, 5)] // Start -> End
[TestCase(2, 0)] // Middle -> Start
[TestCase(1, 3)] // Middle -> Middle (forwards)
[TestCase(3, 1)] // Middle -> Middle (backwards)
[TestCase(4, 0)] // End -> Start
[TestCase(4, 2)] // End -> Middle
[TestCase(4, 4)] // End -> End
public void TestReorderObjects(int startIndex, int endIndex)
{
addMultipleObjectsStep();
reorderObjectStep(startIndex, endIndex);
assertGroups();
}
[Test]
public void TestStackedObjects()
{
addObjectsStep(() => new OsuHitObject[]
{
new HitCircle { Position = new Vector2(300, 100) },
new HitCircle
{
Position = new Vector2(300, 300),
StackHeight = 20
},
});
assertDirections();
}
private void addMultipleObjectsStep() => addObjectsStep(() => new OsuHitObject[]
{
new HitCircle { Position = new Vector2(100, 100) },
new HitCircle { Position = new Vector2(200, 200) },
new HitCircle { Position = new Vector2(300, 300) },
new HitCircle { Position = new Vector2(400, 400) },
new HitCircle { Position = new Vector2(500, 500) },
});
private void addObjectsStep(Func<OsuHitObject[]> ctorFunc)
{
AddStep("add hitobjects", () =>
{
var objects = ctorFunc();
for (int i = 0; i < objects.Length; i++)
{
objects[i].StartTime = Time.Current + 1000 + 500 * (i + 1);
objects[i].ApplyDefaults(new ControlPointInfo(), new BeatmapDifficulty());
DrawableOsuHitObject drawableObject = null;
switch (objects[i])
{
case HitCircle circle:
drawableObject = new DrawableHitCircle(circle);
break;
case Slider slider:
drawableObject = new DrawableSlider(slider);
break;
case Spinner spinner:
drawableObject = new DrawableSpinner(spinner);
break;
}
hitObjectContainer.Add(drawableObject);
followPointRenderer.AddFollowPoints(drawableObject);
}
});
}
private void removeObjectStep(Func<DrawableOsuHitObject> getFunc)
{
AddStep("remove hitobject", () =>
{
var drawableObject = getFunc?.Invoke();
hitObjectContainer.Remove(drawableObject);
followPointRenderer.RemoveFollowPoints(drawableObject);
});
}
private void reorderObjectStep(int startIndex, int endIndex)
{
AddStep($"move object {startIndex} to {endIndex}", () =>
{
DrawableOsuHitObject toReorder = getObject(startIndex);
double targetTime;
if (endIndex < hitObjectContainer.Count)
targetTime = getObject(endIndex).HitObject.StartTime - 1;
else
targetTime = getObject(hitObjectContainer.Count - 1).HitObject.StartTime + 1;
hitObjectContainer.Remove(toReorder);
toReorder.HitObject.StartTime = targetTime;
hitObjectContainer.Add(toReorder);
});
}
private void assertGroups()
{
AddAssert("has correct group count", () => followPointRenderer.Connections.Count == hitObjectContainer.Count);
AddAssert("group endpoints are correct", () =>
{
for (int i = 0; i < hitObjectContainer.Count; i++)
{
DrawableOsuHitObject expectedStart = getObject(i);
DrawableOsuHitObject expectedEnd = i < hitObjectContainer.Count - 1 ? getObject(i + 1) : null;
if (getGroup(i).Start != expectedStart)
throw new AssertionException($"Object {i} expected to be the start of group {i}.");
if (getGroup(i).End != expectedEnd)
throw new AssertionException($"Object {(expectedEnd == null ? "null" : i.ToString())} expected to be the end of group {i}.");
}
return true;
});
}
private void assertDirections()
{
AddAssert("group directions are correct", () =>
{
for (int i = 0; i < hitObjectContainer.Count; i++)
{
DrawableOsuHitObject expectedStart = getObject(i);
DrawableOsuHitObject expectedEnd = i < hitObjectContainer.Count - 1 ? getObject(i + 1) : null;
if (expectedEnd == null)
continue;
var points = getGroup(i).ChildrenOfType<FollowPoint>().ToArray();
if (points.Length == 0)
continue;
float expectedDirection = MathF.Atan2(expectedStart.Position.Y - expectedEnd.Position.Y, expectedStart.Position.X - expectedEnd.Position.X);
float realDirection = MathF.Atan2(expectedStart.Position.Y - points[^1].Position.Y, expectedStart.Position.X - points[^1].Position.X);
if (!Precision.AlmostEquals(expectedDirection, realDirection))
throw new AssertionException($"Expected group {i} in direction {expectedDirection}, but was {realDirection}.");
}
return true;
});
}
private DrawableOsuHitObject getObject(int index) => hitObjectContainer[index];
private FollowPointConnection getGroup(int index) => followPointRenderer.Connections[index];
private class TestHitObjectContainer : Container<DrawableOsuHitObject>
{
protected override int Compare(Drawable x, Drawable y)
{
var osuX = (DrawableOsuHitObject)x;
var osuY = (DrawableOsuHitObject)y;
int compare = osuX.HitObject.StartTime.CompareTo(osuY.HitObject.StartTime);
if (compare == 0)
return base.Compare(x, y);
return compare;
}
}
}
}