@Test
public void testNormalizeLocal() {

    final Vector3f target = new Vector3f(6.9282f, Float.NaN, 4.694f);
    final Vector3f retval = target.normalizeLocal();
    assertEquals(target, retval);
    assertNotNull(retval);
    assertEquals(Float.NaN, retval.x, 0.0f);
    assertEquals(Float.NaN, retval.y, 0.0f);
    assertEquals(Float.NaN, retval.z, 0.0f);
}