public void When_Has_DataContext()
{
var dc = "Starfish";
var border = new Border();
var dialog = new ContentDialog
{
DataContext = dc,
Content = border
};
dialog.ForceLoaded();
Assert.AreEqual("Starfish", dialog.DataContext);
var dummy = dialog.ShowAsync();
Assert.AreEqual("Starfish", border.DataContext);
}