public void ZoomOutExtension()
{
Rect rect = new Rect(new Point(0, 0), new Size(1, 2));
Rect zoomedOut = rect.ZoomOutFromCenter(3.0);
Assert.AreEqual(new Point(-1, -2), zoomedOut.Location);
Assert.AreEqual(new Size(3, 6), zoomedOut.Size);
}
