From 80e231d90ad9a25444b7a2e2c1d43413cbaf327e Mon Sep 17 00:00:00 2001
From: Salman Ahmed <frenzibyte@gmail.com>
Date: Wed, 12 May 2021 11:07:31 +0300
Subject: [PATCH] Add failing test case

---
 .../Visual/Editing/TestSceneComposeSelectBox.cs  | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/osu.Game.Tests/Visual/Editing/TestSceneComposeSelectBox.cs b/osu.Game.Tests/Visual/Editing/TestSceneComposeSelectBox.cs
index e383aa8008..d5cfeb1878 100644
--- a/osu.Game.Tests/Visual/Editing/TestSceneComposeSelectBox.cs
+++ b/osu.Game.Tests/Visual/Editing/TestSceneComposeSelectBox.cs
@@ -167,5 +167,21 @@ public void TestHoldingScaleHandleHidesCorrespondingRotationHandle()
             AddStep("move mouse away", () => InputManager.MoveMouseTo(selectionBox, new Vector2(20)));
             AddUntilStep("rotation handle hidden", () => rotationHandle.Alpha == 0);
         }
+
+        /// <summary>
+        /// Tests that hovering over two handles instantaneously from one to another does not crash or cause issues to the visibility state.
+        /// </summary>
+        [Test]
+        public void TestHoverOverTwoHandlesInstantaneously()
+        {
+            AddStep("hover over top-left scale handle", () =>
+                InputManager.MoveMouseTo(this.ChildrenOfType<SelectionBoxScaleHandle>().Single(s => s.Anchor == Anchor.TopLeft)));
+            AddStep("hover over top-right scale handle", () =>
+                InputManager.MoveMouseTo(this.ChildrenOfType<SelectionBoxScaleHandle>().Single(s => s.Anchor == Anchor.TopRight)));
+            AddUntilStep("top-left rotation handle hidden", () =>
+                this.ChildrenOfType<SelectionBoxRotationHandle>().Single(r => r.Anchor == Anchor.TopLeft).Alpha == 0);
+            AddUntilStep("top-right rotation handle shown", () =>
+                this.ChildrenOfType<SelectionBoxRotationHandle>().Single(r => r.Anchor == Anchor.TopRight).Alpha == 1);
+        }
     }
 }