using Xamarin.Forms.CustomAttributes;
using Xamarin.Forms.Internals;

#if UITEST
using Xamarin.UITest;
using NUnit.Framework;
#endif

// Apply the default category of "Issues" to all of the tests in this assembly
// We use this as a catch-all for tests which haven't been individually categorized
#if UITEST
[assembly: NUnit.Framework.Category("Issues")]
#endif

namespace Xamarin.Forms.Controls.Issues
{
	[Preserve(AllMembers = true)]
	[Issue(IssueTracker.None, 0, "NRE when switching page on Appearing", PlatformAffected.iOS)]
	public class Unreported1 : TestMasterDetailPage
	{
		static Unreported1 MDP;

		class SplashPage : ContentPage
		{
			protected override void OnAppearing()
			{
				base.OnAppearing();

				// You really shouldn't do this, but we shouldn't crash when you do it. :)
				SwitchDetail();
			}
		}

		protected override void Init()
		{
			MDP = this;

			Master = new Page { Title = "Master" };
			Detail = new SplashPage();
		}

		public static void SwitchDetail()
		{
			MDP.Detail = new ContentPage { Content = new Label { Text = "If this did not crash, this test has passed." }, Padding = 20 };
		}

#if UITEST
		[Test]
		public void Unreported1Test()
		{
			RunningApp.Screenshot("ensure there is no crash");
		}
#endif
	}
}