ndrBuffer.dec_ndr_string();
        });
        assertEquals(NdrException.INVALID_CONFORMANCE, thrown.getMessage());
    }

    @Test
    void testEncNdrReferent() {
        Object obj1 = new Object();
        Object obj2 = new Object();

        // Test unique/ref type (type 1 or 3)
        ndrBuffer.enc_ndr_referent(obj1, 1);