From 84ea279c947b03be9ace0d9bd23e157983a648cd Mon Sep 17 00:00:00 2001
From: smoogipoo <smoogipoo@smgi.me>
Date: Mon, 17 Feb 2020 17:04:58 +0900
Subject: [PATCH] Add test

---
 .../Multiplayer/TestSceneMatchSongSelect.cs      | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/osu.Game.Tests/Visual/Multiplayer/TestSceneMatchSongSelect.cs b/osu.Game.Tests/Visual/Multiplayer/TestSceneMatchSongSelect.cs
index 5820da811d..2c6f34d8a6 100644
--- a/osu.Game.Tests/Visual/Multiplayer/TestSceneMatchSongSelect.cs
+++ b/osu.Game.Tests/Visual/Multiplayer/TestSceneMatchSongSelect.cs
@@ -134,6 +134,22 @@ namespace osu.Game.Tests.Visual.Multiplayer
             AddAssert("playlist has 2 items", () => Room.Playlist.Count == 2);
         }
 
+        [Test]
+        public void TestAddItemAfterRearrangement()
+        {
+            AddStep("create new item", () => songSelect.BeatmapDetails.CreateNewItem());
+            AddStep("create new item", () => songSelect.BeatmapDetails.CreateNewItem());
+            AddStep("rearrange", () =>
+            {
+                var item = Room.Playlist[0];
+                Room.Playlist.RemoveAt(0);
+                Room.Playlist.Add(item);
+            });
+
+            AddStep("create new item", () => songSelect.BeatmapDetails.CreateNewItem());
+            AddAssert("new item has id 2", () => Room.Playlist.Last().ID == 2);
+        }
+
         private class TestMatchSongSelect : MatchSongSelect
         {
             public new MatchBeatmapDetailArea BeatmapDetails => (MatchBeatmapDetailArea)base.BeatmapDetails;