Task SetupWindowForTests <THandler>(IWindow window, Func <Task> runTests, IMauiContext mauiContext = null)
where THandler : class, IElementHandler
{
mauiContext ??= MauiContext;
return(InvokeOnMainThreadAsync(async() =>
{
var applicationContext = mauiContext.MakeApplicationScope(UI.Xaml.Application.Current);
var appStub = new MauiAppNewWindowStub(window);
UI.Xaml.Application.Current.SetApplicationHandler(appStub, applicationContext);
WWindow newWindow = null;
try
{
ApplicationExtensions.CreatePlatformWindow(UI.Xaml.Application.Current, appStub, new Handlers.OpenWindowRequest());
newWindow = window.Handler.PlatformView as WWindow;
await runTests.Invoke();
}
finally
{
window.Handler.DisconnectHandler();
await Task.Delay(10);
newWindow?.Close();
appStub.Handler.DisconnectHandler();
}
}));
}