1 files changed, 72 insertions, 0 deletions
diff --git a/Xamarin.Forms.Controls.Issues/Xamarin.Forms.Controls.Issues.Shared/Bugzilla39908.cs b/Xamarin.Forms.Controls.Issues/Xamarin.Forms.Controls.Issues.Shared/Bugzilla39908.cs
new file mode 100644
index 00000000..d9a620e8
--- /dev/null
+++ b/Xamarin.Forms.Controls.Issues/Xamarin.Forms.Controls.Issues.Shared/Bugzilla39908.cs
@@ -0,0 +1,72 @@
+using System;
+
+using Xamarin.Forms.CustomAttributes;
+using Xamarin.Forms.Internals;
+
+#if UITEST
+using Xamarin.UITest;
+using NUnit.Framework;
+#endif
+
+namespace Xamarin.Forms.Controls
+{
+	[Preserve(AllMembers = true)]
+	[Issue(IssueTracker.Bugzilla, 39908, " Back button hit quickly results in jumbled pages")]
+	public class Bugzilla39908 : TestContentPage // or TestMasterDetailPage, etc ...
+	{
+		protected override void Init()
+		{
+			var label = "Root Page";
+
+			Title = label;
+			Content = new StackLayout
+			{
+				VerticalOptions = LayoutOptions.Center,
+				Children = {
+					new Label {
+						HorizontalTextAlignment = TextAlignment.Center,
+						Text = label
+					},
+					NewButton ()
+				}
+			};
+		}
+
+
+
+		private Button NewButton()
+		{
+			var newPageButton = new Button();
+			newPageButton.Text = "Another one";
+			newPageButton.Clicked += OnNewPage;
+
+			return newPageButton;
+		}
+
+		private ContentPage NewPage()
+		{
+			var label = Navigation != null ? "Page " + (Navigation.NavigationStack.Count - 1) : "Root Page";
+
+			return new ContentPage
+			{
+				Title = label,
+				Content = new StackLayout
+				{
+					VerticalOptions = LayoutOptions.Center,
+					Children = {
+					new Label {
+						HorizontalTextAlignment = TextAlignment.Center,
+						Text = label
+					},
+					NewButton ()
+				}
+				}
+			};
+		}
+
+		private async void OnNewPage(object sender, EventArgs e)
+		{
+			await Navigation.PushAsync(NewPage());
+		}
+	}
+}