public void distance_squared_test()
{
var ray = new Ray2(new Point2(1, 1), new Vector2(2, 1));
Assert.Equal(1 + (.5 * .5), ray.DistanceSquared(new Point2(1.5, 2.5)));
Assert.Equal(4, ray.DistanceSquared(new Point2(-1, 1)));
}
public void distance_squared_test() {
var ray = new Ray2(new Point2(1, 1), new Vector2(2, 1));
Assert.Equal(1 + (.5 * .5), ray.DistanceSquared(new Point2(1.5, 2.5)));
Assert.Equal(4, ray.DistanceSquared(new Point2(-1, 1)));
}