}

    @Test
    public void testAsciiEncoding() throws Exception {
        String msg = "\u00A1\u00A2"; // same Unicode string
        byte[] asciiBytes = msg.getBytes(SmbConstants.DEFAULT_OEM_ENCODING);
        assertTrue(asciiBytes.length > 0, "ASCII encoding should produce bytes");
    }

    @Test
    public void testBufferCreation() throws UnsupportedEncodingException {