summaryrefslogtreecommitdiff
path: root/Xamarin.Forms.Controls.Issues/Xamarin.Forms.Controls.Issues.Shared/Issue2470.xaml.cs
diff options
context:
space:
mode:
Diffstat (limited to 'Xamarin.Forms.Controls.Issues/Xamarin.Forms.Controls.Issues.Shared/Issue2470.xaml.cs')
-rw-r--r--Xamarin.Forms.Controls.Issues/Xamarin.Forms.Controls.Issues.Shared/Issue2470.xaml.cs155
1 files changed, 155 insertions, 0 deletions
diff --git a/Xamarin.Forms.Controls.Issues/Xamarin.Forms.Controls.Issues.Shared/Issue2470.xaml.cs b/Xamarin.Forms.Controls.Issues/Xamarin.Forms.Controls.Issues.Shared/Issue2470.xaml.cs
new file mode 100644
index 00000000..4cb0a3e8
--- /dev/null
+++ b/Xamarin.Forms.Controls.Issues/Xamarin.Forms.Controls.Issues.Shared/Issue2470.xaml.cs
@@ -0,0 +1,155 @@
+´╗┐using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.ComponentModel;
+using System.Linq;
+using System.Runtime.CompilerServices;
+using System.Text;
+using System.Threading.Tasks;
+using Xamarin.Forms;
+using Xamarin.Forms.CustomAttributes;
+
+#if UITEST
+using NUnit.Framework;
+using Xamarin.UITest;
+#endif
+
+namespace Xamarin.Forms.Controls
+{
+ [Preserve (AllMembers = true)]
+ public class Issue2470ViewModelBase : INotifyPropertyChanged
+ {
+ public event PropertyChangedEventHandler PropertyChanged;
+
+ protected virtual void OnPropertyChanged([CallerMemberName] string propertyName = null)
+ {
+ PropertyChangedEventHandler handler = PropertyChanged;
+ if (handler != null) handler(this, new PropertyChangedEventArgs(propertyName));
+ }
+ }
+
+ [Preserve (AllMembers = true)]
+ public class EntryViewModel : ViewModelBase
+ {
+ string _name;
+ public string Name
+ {
+ get { return _name; }
+ set { _name = value; OnPropertyChanged (); }
+ }
+
+ bool _selected;
+ public bool Selected
+ {
+ get { return _selected; }
+ set { _selected = value; OnPropertyChanged (); }
+ }
+ }
+
+ [Preserve (AllMembers = true)]
+ public class Issue2470MainViewModel : Issue2470ViewModelBase
+ {
+ public ObservableCollection<EntryViewModel> Entries { get; private set; }
+
+ double _desiredCount;
+ public double DesiredCount
+ {
+ get { return _desiredCount; }
+ set
+ {
+ _desiredCount = value;
+ OnPropertyChanged ();
+ GenerateEntries ();
+ }
+ }
+
+ bool _twoOrFive;
+ public bool TwoOrFive
+ {
+ get { return _twoOrFive; }
+ set
+ {
+ _twoOrFive = value;
+ OnPropertyChanged ();
+ DesiredCount = _twoOrFive ? 5 : 2;
+ }
+ }
+
+ public Issue2470MainViewModel ()
+ {
+ Entries = new ObservableCollection<EntryViewModel> ();
+ TwoOrFive = false; // prime
+ }
+
+ void GenerateEntries ()
+ {
+ Entries.Clear ();
+ for (var i = 0; i < DesiredCount; i++) {
+ Entries.Add (new EntryViewModel { Name = "Entry " + i + " of " + DesiredCount });
+ }
+ }
+ }
+
+ [Preserve (AllMembers=true)]
+ [Issue (IssueTracker.Github, 2470, "ObservableCollection changes do not update ListView", PlatformAffected.Android)]
+ public partial class Issue2470 : TestTabbedPage
+ {
+ protected override void Init ()
+ {
+ var mainViewModel = new Issue2470MainViewModel ();
+ BindingContext = mainViewModel;
+ }
+
+#if APP
+ [Preserve (AllMembers = true)]
+ public Issue2470 ()
+ {
+ InitializeComponent ();
+ }
+#endif
+
+#if UITEST
+ [Test]
+ public void OnservableCollectionChangeListView ()
+ {
+ // Tab 1
+ RunningApp.Tap (q => q.Marked ("Switch"));
+ RunningApp.Screenshot ("Switch On");
+ RunningApp.Tap (q => q.Marked ("Results"));
+
+ // Tab 2
+ RunningApp.WaitForElement (q => q.Marked ("Entry 0 of 5"));
+ RunningApp.WaitForElement (q => q.Marked ("Entry 1 of 5"));
+ RunningApp.WaitForElement (q => q.Marked ("Entry 2 of 5"));
+ RunningApp.WaitForElement (q => q.Marked ("Entry 3 of 5"));
+ RunningApp.WaitForElement (q => q.Marked ("Entry 4 of 5"));
+ RunningApp.Screenshot ("Should be 5 elements");
+ RunningApp.Tap (q => q.Marked ("Generate"));
+
+ // Tab 1
+ RunningApp.Tap (q => q.Marked ("Switch"));
+ RunningApp.Screenshot ("Switch Off");
+ RunningApp.Tap (q => q.Marked ("Results"));
+
+ // Tab 2
+ RunningApp.WaitForElement (q => q.Marked ("Entry 0 of 2"));
+ RunningApp.WaitForElement (q => q.Marked ("Entry 1 of 2"));
+ RunningApp.Screenshot ("Should be 2 elements");
+
+ // Tab 1
+ RunningApp.Tap (q => q.Marked ("Generate"));
+ RunningApp.Tap (q => q.Marked ("Switch"));
+ RunningApp.Screenshot ("Switch On");
+ RunningApp.Tap (q => q.Marked ("Results"));
+
+ // Tab 2
+ RunningApp.WaitForElement (q => q.Marked ("Entry 0 of 5"));
+ RunningApp.WaitForElement (q => q.Marked ("Entry 1 of 5"));
+ RunningApp.WaitForElement (q => q.Marked ("Entry 2 of 5"));
+ RunningApp.WaitForElement (q => q.Marked ("Entry 3 of 5"));
+ RunningApp.WaitForElement (q => q.Marked ("Entry 4 of 5"));
+ RunningApp.Screenshot ("Should be 5 elements");
+ }
+#endif
+ }
+}