134 строки
3.3 KiB
C#
134 строки
3.3 KiB
C#
using System;
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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 NUnit.Framework;
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#endif
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namespace Xamarin.Forms.Controls
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{
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[Preserve (AllMembers = true)]
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[Issue (IssueTracker.Bugzilla, 25979, "https://bugzilla.xamarin.com/show_bug.cgi?id=25979")]
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public class Bugzilla25979 : TestNavigationPage // or TestMasterDetailPage, etc ...
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{
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[Preserve (AllMembers = true)]
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internal sealed class MyPage : ContentPage
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{
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public MyPage()
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{
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Title = "Page 1";
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AutomationId = "PageOneId";
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var b = new Button {
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AutomationId = "PageOneButtonId",
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Text = "Next"
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};
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b.Clicked += async (sender, e) => {
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await Navigation.PushAsync (new MyPage2());
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};
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Content = new StackLayout {
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BackgroundColor = Color.Red,
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Children = {
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new Label { Text = "Page 1", FontSize=Device.GetNamedSize(NamedSize.Large, typeof(Label)) },
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b
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}
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};
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}
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}
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[Preserve (AllMembers = true)]
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internal sealed class MyPage2 : ContentPage
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{
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public MyPage2()
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{
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Title = "Page 2";
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AutomationId = "PageTwoId";
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var b = new Button {
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AutomationId = "PageTwoButtonId",
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Text = "Next"
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};
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b.Clicked += async (sender, e) => {
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await Navigation.PushAsync (new MyPage3());
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Navigation.NavigationStack[0].BindingContext = null;
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Navigation.RemovePage(Navigation.NavigationStack[0]);
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};
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Content = new StackLayout {
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BackgroundColor = Color.Red,
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Children = {
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new Label { Text = "Page 2", FontSize=Device.GetNamedSize(NamedSize.Large, typeof(Label)) },
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b
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}
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};
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}
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protected override void OnAppearing ()
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{
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base.OnAppearing();
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Navigation.NavigationStack[0].BindingContext = null;
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Navigation.RemovePage(Navigation.NavigationStack[0]);
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}
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}
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[Preserve (AllMembers = true)]
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internal sealed class MyPage3 : ContentPage
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{
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public MyPage3 ()
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{
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AutomationId = "PageThreeId";
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Title = "PageThreeId";
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var label = new Label { Text = "Page 3" };
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Content = new StackLayout {
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Children = {
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label,
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new Button {
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AutomationId = "PopButton",
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Text = "Try to Pop",
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Command = new Command(
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async() => {
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await Navigation.PopAsync();
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label.Text = "PopAttempted";
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}
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)}
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}
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};
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}
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}
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protected override void Init ()
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{
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// Initialize ui here instead of ctor
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Navigation.PushAsync (new MyPage () { Title="Navigation Stack" });
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}
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#if UITEST
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[Test]
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public void Bugzilla25979Test ()
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{
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RunningApp.WaitForElement (q => q.Marked ("PageOneId"));
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RunningApp.Screenshot ("At page one");
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RunningApp.WaitForElement (q => q.Marked ("PageOneButtonId"));
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RunningApp.Tap (q => q.Marked ("PageOneButtonId"));
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RunningApp.WaitForElement (q => q.Marked ("PageTwoId"));
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RunningApp.Screenshot ("At page two - I didn't crash");
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RunningApp.WaitForElement (q => q.Marked ("PageTwoButtonId"));
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RunningApp.Tap (q => q.Marked ("PageTwoButtonId"));
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RunningApp.WaitForElement (q => q.Marked ("PageThreeId"));
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RunningApp.Screenshot ("At page three - I didn't crash");
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RunningApp.WaitForElement (q => q.Marked ("PopButton"));
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RunningApp.Tap (q => q.Marked ("PopButton"));
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RunningApp.WaitForElement (q => q.Marked ("PopAttempted"));
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}
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#endif
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}
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}
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