Add TestSceneInstantResume

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

@@ -0,0 +1,34 @@
+// 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 NUnit.Framework;
+using osu.Game.Rulesets.Osu.Mods;
+using osu.Game.Tests.Visual;
+using osuTK.Input;
+
+namespace osu.Game.Rulesets.Osu.Tests
+{
+    public partial class TestSceneInstantResume : TestSceneOsuPlayer
+    {
+        protected override bool HasCustomSteps => true;
+
+        protected override TestPlayer CreatePlayer(Ruleset ruleset)
+        {
+            SelectedMods.Value = new[] { new OsuModAutopilot() };
+            return new TestPlayer();
+        }
+
+        [Test]
+        public void TestInstantResume()
+        {
+            CreateTest();
+
+            AddStep("press pause", () => InputManager.PressKey(Key.Escape));
+            AddUntilStep("wait until paused", () => Player.GameplayClockContainer.IsPaused.Value);
+            AddStep("release pause", () => InputManager.ReleaseKey(Key.Escape));
+            AddStep("press resume", () => InputManager.PressKey(Key.Escape));
+            AddUntilStep("wait for resume", () => !Player.IsResuming);
+            AddAssert("resumed", () => !Player.GameplayClockContainer.IsPaused.Value);
+        }
+    }
+}