@Test
    public void testMaskNone() {
        ArmatureMask[] maskArray = new ArmatureMask[4];
        maskArray[0] = new ArmatureMask();
        maskArray[1] = ArmatureMask.createMask(arm);

        maskArray[2] = ArmatureMask.createMask(arm, "j2")
                .removeAncestors(j0)
                .removeAncestors(j1);

        maskArray[3] = ArmatureMask.createMask(arm, "j0", "j1")
                .removeJoints(arm, "j0", "j1");

        for (ArmatureMask testMask : maskArray) {
            for (Joint testJoint : jointList) {
                Assert.assertFalse(testMask.contains(testJoint));
            }
        }
    }
Instantiate masks that affect no joints.
jme3-core/src/test/java/com/jme3/anim/ArmatureMaskTest.java