diff --git a/tests/Avalonia.Controls.UnitTests/DesktopStyleApplicationLifetimeTests.cs b/tests/Avalonia.Controls.UnitTests/DesktopStyleApplicationLifetimeTests.cs index 6c68ab0249..4d7a640420 100644 --- a/tests/Avalonia.Controls.UnitTests/DesktopStyleApplicationLifetimeTests.cs +++ b/tests/Avalonia.Controls.UnitTests/DesktopStyleApplicationLifetimeTests.cs @@ -312,5 +312,38 @@ namespace Avalonia.Controls.UnitTests Assert.False(hasExit); } } + + [Fact] + public void TryShutdown_Cancellable_By_Preventing_Window_Close() + { + using (UnitTestApplication.Start(TestServices.StyledWindow)) + using(var lifetime = new ClassicDesktopStyleApplicationLifetime()) + { + var hasExit = false; + + lifetime.Exit += (s, e) => hasExit = true; + + var windowA = new Window(); + + windowA.Show(); + + var windowB = new Window(); + + windowB.Show(); + + var raised = 0; + + windowA.Closing += (sender, e) => + { + e.Cancel = true; + ++raised; + }; + + lifetime.TryShutdown(); + + Assert.Equal(1, raised); + Assert.False(hasExit); + } + } } }