57 строки
1.4 KiB
C#
57 строки
1.4 KiB
C#
using System.Collections.Generic;
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using Xamarin.Forms.CustomAttributes;
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using Xamarin.Forms.Internals;
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#if UITEST
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using Xamarin.UITest;
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using Xamarin.UITest.Queries;
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using NUnit.Framework;
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#endif
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namespace Xamarin.Forms.Controls.Issues
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{
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[Preserve(AllMembers = true)]
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[Issue(IssueTracker.Github, 2499, "Binding Context set to Null in Picker", PlatformAffected.All)]
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public class Issue2499 : TestContentPage
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{
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protected override void Init()
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{
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var _picker = new Picker()
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{
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ItemsSource = new List<string> { "cat", "mouse", "rabbit" },
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AutomationId = "picker",
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};
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_picker.SelectedIndexChanged += (_, __) => _picker.ItemsSource = null;
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Content = new StackLayout()
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{
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Children =
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{
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_picker
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}
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};
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}
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#if UITEST
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[Test]
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public void Issue2499Test()
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{
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RunningApp.WaitForElement("picker");
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RunningApp.Tap("picker");
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AppResult[] items = RunningApp.Query("cat");
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Assert.AreNotEqual(items.Length, 0);
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RunningApp.WaitForElement(q => q.Marked("mouse"));
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RunningApp.Tap("mouse");
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#if __IOS__
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System.Threading.Tasks.Task.Delay(500).Wait();
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var cancelButtonText = "Done";
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RunningApp.WaitForElement(q => q.Marked(cancelButtonText));
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RunningApp.Tap(q => q.Marked(cancelButtonText));
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System.Threading.Tasks.Task.Delay(1000).Wait();
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#endif
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items = RunningApp.Query("cat");
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Assert.AreEqual(items.Length, 0);
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}
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#endif
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}
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} |