Bugzilla43993.cs

using Xamarin.Forms.CustomAttributes;
using Xamarin.Forms.Internals;
using System.Collections.Generic;
using System;


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

namespace Xamarin.Forms.Controls
{
	[Preserve(AllMembers = true)]
	[Issue(IssueTracker.Bugzilla, 43993, "iOS: ListView size does not return to normal after keyboard disappears")]
	public class Bugzilla43993 : TestContentPage
	{
		protected override void Init()
		{
			var grid = new Grid();
			grid.RowDefinitions.Add(new RowDefinition { Height = 50 });
			grid.RowDefinitions.Add(new RowDefinition { Height = 50 });
			grid.RowDefinitions.Add(new RowDefinition());
			grid.RowDefinitions.Add(new RowDefinition { Height = 50 });

			var contentView = new ContentView() { BackgroundColor = Color.Red };
			grid.AddChild(contentView, 0, 0);

			var entry = new Entry { AutomationId = "entry" };
			grid.AddChild(entry, 0, 1);

			var list = new List<string>();
			for (var i = 0; i < 100; i++)
			{
				list.Add($"Item {i}: {Guid.NewGuid()}");
			}

			var listView = new ListView() { ItemsSource = list };
			grid.AddChild(listView, 0, 2);

			var contentView2 = new ContentView() { BackgroundColor = Color.Yellow };
			grid.AddChild(contentView2, 0, 3);

			Content = grid;

			NavigationPage.SetHasNavigationBar(this, false);

			listView.ScrollTo(99, ScrollToPosition.Center, false);
		}


#if UITEST
        [Test]
		public void Bugzilla43993Test()
		{
			RunningApp.WaitForElement(q => q.Marked("99"));
			RunningApp.WaitForElement(q => q.Marked("entry"));
			RunningApp.Tap(q => q.Marked("entry"));
			RunningApp.Back();
			RunningApp.WaitForElement(q => q.Marked("99"));
		}
#endif
    }
}