public void GetChildReturnsValidIfNoChild()
{
var notification = new Notification();
var child = notification.GetChild("anything");
child.IsValid().ShouldBeTrue();
}
public void GetChild()
{
var notification = new Notification();
var child = new Notification();
notification.AddChild("something", child);
Assert.AreSame(child, notification.GetChild("something"));
}