Add test

osu.Framework.Tests/Visual/Platform/TestSceneAllowExitingAndroid.cs

@@ -0,0 +1,84 @@
+// Copyright (c) ppy Pty Ltd <[email protected]>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using NUnit.Framework;
+using osu.Framework.Allocation;
+using osu.Framework.Bindables;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Shapes;
+using osu.Framework.Input.Events;
+using osu.Framework.Platform;
+using osuTK.Graphics;
+using osuTK.Input;
+
+namespace osu.Framework.Tests.Visual.Platform
+{
+    public class TestSceneAllowExitingAndroid : FrameworkTestScene
+    {
+        [Resolved]
+        private GameHost host { get; set; }
+
+        private readonly BindableBool allowExit = new BindableBool(true);
+
+        public TestSceneAllowExitingAndroid()
+        {
+            Children = new Drawable[]
+            {
+                new ExitVisualiser
+                {
+                    Width = 0.5f,
+                    RelativeSizeAxes = Axes.Both,
+                },
+                new EscapeVisualizer
+                {
+                    Colour = Color4.Black,
+                    RelativeSizeAxes = Axes.Both,
+                    Width = 0.5f,
+                    Anchor = Anchor.TopRight,
+                    Origin = Anchor.TopRight,
+                },
+            };
+        }
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+            host.AllowExitingAndroid.AddSource(allowExit);
+        }
+
+        [Test]
+        public void TestToggleSuspension()
+        {
+            AddToggleStep("toggle allow exit", v => allowExit.Value = v);
+        }
+
+        protected override void Dispose(bool isDisposing)
+        {
+            host.AllowExitingAndroid.RemoveSource(allowExit);
+            base.Dispose(isDisposing);
+        }
+
+        private class ExitVisualiser : Box
+        {
+            private readonly IBindable<bool> allowExit = new Bindable<bool>();
+
+            [BackgroundDependencyLoader]
+            private void load(GameHost host)
+            {
+                allowExit.BindTo(host.AllowExitingAndroid.Result);
+                allowExit.BindValueChanged(v => Colour = v.NewValue ? Color4.Green : Color4.Red, true);
+            }
+        }
+
+        private class EscapeVisualizer : Box
+        {
+            protected override bool OnKeyDown(KeyDownEvent e)
+            {
+                if (e.Key == Key.Escape)
+                    this.FlashColour(Color4.Blue, 700, Easing.OutQuart);
+
+                return base.OnKeyDown(e);
+            }
+        }
+    }
+}