public async Task CollectionViewGetNextFocusableView()
{
tlog.Debug(tag, $"CollectionViewGetNextFocusableView START");
TaskCompletionSource <bool> tcs = new TaskCompletionSource <bool>(false);
EventHandler onAddedToWindow = (s, e) => { tcs.TrySetResult(true); };
var model = new TestModel();
var testingTarget = new CollectionView(model, new LinearLayouter(), testDataTemplate);
testingTarget.AddedToWindow += onAddedToWindow;
testingTarget.Size = new Size(100, 100);
Assert.IsNotNull(testingTarget, "should be not null");
Assert.IsInstanceOf <CollectionView>(testingTarget, "should be an instance of testing target class!");
Window.Instance.Add(testingTarget);
var result = await tcs.Task;
Assert.IsTrue(result, "Relayout event should be invoked");
testingTarget.GetNextFocusableView(null, View.FocusDirection.Down, false);
tlog.Debug(tag, "SelectedItems : " + testingTarget.SelectedItems);
if (testingTarget != null)
{
Window.Instance.Remove(testingTarget);
testingTarget.Dispose();
testingTarget = null;
}
tlog.Debug(tag, $"CollectionViewGetNextFocusableView END (OK)");
}
