public void VerifyDataContextOfDirectChildOfGridViewItemWithNullDataContext()
{
var gridViewItem = new GridViewItem();
AutomationProperties.SetName(gridViewItem, "Windows.UI.Xaml.Controls.Button");
var content = new Button()
{
DataContext = new Button()
};
gridViewItem.Content = content;
gridViewItem.DataContext = null;
App.Content = gridViewItem;
var directChild = VisualTreeHelper.GetChild(gridViewItem, 0) as FrameworkElement;
directChild.DataContext = null;
directChild = VisualTreeHelper.GetChild(directChild, 0) as FrameworkElement;
directChild.DataContext = null;
var peer = FrameworkElementAutomationPeer.CreatePeerForElement(gridViewItem);
var rule = new ListItemNameNotEqualDataContextRule();
Assert.IsTrue(rule.IsValid(gridViewItem, peer));
}
public void VerifyDataContextOfDirectChildOfListViewItem()
{
var listViewItem = new ListViewItem();
AutomationProperties.SetName(listViewItem, "Windows.UI.Xaml.Controls.Button");
var content = new Button()
{
DataContext = new Button()
};
listViewItem.Content = content;
listViewItem.DataContext = null;
var peer = FrameworkElementAutomationPeer.CreatePeerForElement(listViewItem);
App.Content = listViewItem;
var rule = new ListItemNameNotEqualDataContextRule();
Assert.IsFalse(rule.IsValid(listViewItem, peer));
}
