public void TestClosestOnSurface()
{
AABB box = new AABB(Vector.Create(-1.0, -1.0), Vector.Create(1.0, 1.0));
IVector closest = box.Closest(Vector.Create(-2.0, -0.5));
Assert.AreEqual(-1.0, closest[0], FloatComparison.DefaultEps);
Assert.AreEqual(-0.5, closest[1], FloatComparison.DefaultEps);
closest = box.Closest(Vector.Create(3.0, 3.0));
Assert.AreEqual(1.0, closest[0], FloatComparison.DefaultEps);
Assert.AreEqual(1.0, closest[1], FloatComparison.DefaultEps);
closest = box.Closest(Vector.Create(0.5, 0.5));
Assert.AreEqual(0.5, closest[0], FloatComparison.DefaultEps);
Assert.AreEqual(0.5, closest[1], FloatComparison.DefaultEps);
}