@Test
public void testSubtractLocal() {

    final Vector3f target = new Vector3f(12.0f, 8.0f, 5.0f);
    final Vector3f retval = target.subtractLocal(new Vector3f(7.0f, 4.0f, -2.0f));
    assertEquals(target, retval);
    assertEquals(5.0f, retval.x, 0.0f);
    assertEquals(4.0f, retval.y, 0.0f);
    assertEquals(7.0f, retval.z, 0.0f);
}