@Test
public void testAngleBetween3() {

    final Vector3f target = new Vector3f(-8.57f, 5.93f, 5.33f);
    final Vector3f otherVector = new Vector3f(6.59f, -2.04f, -0.09f);
    assertEquals(3.141f, target.angleBetween(otherVector), 0.01f);
}