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using System;
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.Bugzilla, 38731, "Xamarin.Forms.Platform.iOS.NavigationRenderer.GetAppearedOrDisappearedTask NullReferenceExceptionObject", PlatformAffected.iOS)]
public class Bugzilla38731 : TestContentPage // or TestMasterDetailPage, etc ...
{
protected override void Init()
{
var label = new Label();
label.Text = "Page one...";
label.HorizontalTextAlignment = TextAlignment.Center;
var button = new Button();
button.AutomationId = "btn1";
button.Text = "Navigate to page two";
button.Clicked += Button_Clicked;
var content = new StackLayout();
content.Children.Add(label);
content.Children.Add(button);
Title = "Page one";
Content = content;
}
void Button_Clicked(object sender, EventArgs e)
{
Navigation.PushAsync(new PageTwo());
}
public class PageTwo : ContentPage
{
public PageTwo()
{
var label = new Label();
label.Text = "Page two...";
label.HorizontalTextAlignment = TextAlignment.Center;
var button = new Button();
button.AutomationId = "btn2";
button.Text = "Navigate to page three";
button.Clicked += Button_Clicked;
var content = new StackLayout();
content.Children.Add(label);
content.Children.Add(button);
Title = "Page two";
Content = content;
}
void Button_Clicked(object sender, EventArgs e)
{
Navigation.PushAsync(new PageThree());
}
}
public class PageThree : ContentPage
{
public PageThree()
{
var label = new Label();
label.Text = "Page three...";
label.HorizontalTextAlignment = TextAlignment.Center;
var button = new Button();
button.AutomationId = "btn3";
button.Text = "Navigate to page four";
button.Clicked += Button_Clicked;
var content = new StackLayout();
content.Children.Add(label);
content.Children.Add(button);
Title = "Page three";
Content = content;
}
void Button_Clicked(object sender, EventArgs e)
{
Navigation.PushAsync(new PageFour());
}
}
public class PageFour : ContentPage
{
public PageFour()
{
var label = new Label();
label.Text = "Last page... Tap back very quick";
label.HorizontalTextAlignment = TextAlignment.Center;
var content = new StackLayout();
content.Children.Add(label);
Title = "Page four";
Content = content;
}
}
#if UITEST && __IOS__
[Test]
public void Bugzilla38731Test ()
{
RunningApp.Tap(q => q.Marked("btn1"));
RunningApp.Tap(q => q.Marked("btn2"));
RunningApp.Tap(q => q.Marked("btn3"));
if(RunningApp.Query(q => q.Marked("goback")).Length > 0)
{
RunningApp.Tap(q => q.Marked("goback"));
RunningApp.Tap(q => q.Marked("goback"));
RunningApp.Tap(q => q.Marked("goback"));
RunningApp.Tap(q => q.Marked("goback"));
}
}
#endif
}
}
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