Add selection mask test cases

osu.Game.Rulesets.Osu.Tests/TestCaseHitCircleSelectionMask.cs

@@ -0,0 +1,29 @@
+// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Game.Beatmaps;
+using osu.Game.Beatmaps.ControlPoints;
+using osu.Game.Rulesets.Edit;
+using osu.Game.Rulesets.Osu.Edit.Masks.HitCircle;
+using osu.Game.Rulesets.Osu.Objects;
+using osu.Game.Rulesets.Osu.Objects.Drawables;
+using osu.Game.Tests.Visual;
+using OpenTK;
+
+namespace osu.Game.Rulesets.Osu.Tests
+{
+    public class TestCaseHitCircleSelectionMask : HitObjectSelectionMaskTestCase
+    {
+        private readonly DrawableHitCircle drawableObject;
+
+        public TestCaseHitCircleSelectionMask()
+        {
+            var hitCircle = new HitCircle { Position = new Vector2(256, 192) };
+            hitCircle.ApplyDefaults(new ControlPointInfo(), new BeatmapDifficulty { CircleSize = 2 });
+
+            Add(drawableObject = new DrawableHitCircle(hitCircle));
+        }
+
+        protected override SelectionMask CreateMask() => new HitCircleSelectionMask(drawableObject);
+    }
+}

osu.Game.Rulesets.Osu.Tests/TestCaseSliderSelectionMask.cs

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+// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System.Collections.Generic;
+using osu.Game.Beatmaps;
+using osu.Game.Beatmaps.ControlPoints;
+using osu.Game.Rulesets.Edit;
+using osu.Game.Rulesets.Objects.Types;
+using osu.Game.Rulesets.Osu.Edit.Masks.Slider;
+using osu.Game.Rulesets.Osu.Objects;
+using osu.Game.Rulesets.Osu.Objects.Drawables;
+using osu.Game.Tests.Visual;
+using OpenTK;
+
+namespace osu.Game.Rulesets.Osu.Tests
+{
+    public class TestCaseSliderSelectionMask : HitObjectSelectionMaskTestCase
+    {
+        private readonly DrawableSlider drawableObject;
+
+        public TestCaseSliderSelectionMask()
+        {
+            var slider = new Slider
+            {
+                Position = new Vector2(256, 192),
+                ControlPoints = new List<Vector2>
+                {
+                    Vector2.Zero,
+                    new Vector2(150, 150),
+                    new Vector2(300, 0)
+                },
+                CurveType = CurveType.Bezier,
+                Distance = 350
+            };
+
+            slider.ApplyDefaults(new ControlPointInfo(), new BeatmapDifficulty { CircleSize = 2 });
+
+            Add(drawableObject = new DrawableSlider(slider));
+        }
+
+        protected override SelectionMask CreateMask() => new SliderSelectionMask(drawableObject);
+    }
+}

osu.Game/Tests/Visual/HitObjectSelectionMaskTestCase.cs

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+// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Framework.Allocation;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Input.Events;
+using osu.Framework.Timing;
+using osu.Game.Rulesets.Edit;
+
+namespace osu.Game.Tests.Visual
+{
+    public abstract class HitObjectSelectionMaskTestCase : OsuTestCase
+    {
+        private SelectionMask mask;
+
+        protected override Container<Drawable> Content => content ?? base.Content;
+        private readonly Container content;
+
+        protected HitObjectSelectionMaskTestCase()
+        {
+            base.Content.Add(content = new Container
+            {
+                Clock = new FramedClock(new StopwatchClock()),
+                RelativeSizeAxes = Axes.Both
+            });
+        }
+
+        [BackgroundDependencyLoader]
+        private void load()
+        {
+            base.Content.Add(mask = CreateMask());
+            mask.SelectionRequested += (_, __) => mask.Select();
+
+            AddStep("Select", () => mask.Select());
+            AddStep("Deselect", () => mask.Deselect());
+        }
+
+        protected override bool OnClick(ClickEvent e)
+        {
+            mask.Deselect();
+            return true;
+        }
+
+        protected abstract SelectionMask CreateMask();
+    }
+}