smb.setParamWords(params);
        smb.setBytes(bytes);

        byte[] buffer = new byte[1024];
        int length = smb.encode(buffer, 0);

        // Create a new SMB to decode into
        TestServerMessageBlock decodedSmb = new TestServerMessageBlock();
        decodedSmb.setParamWords(new byte[params.length]);
        decodedSmb.setBytes(new byte[bytes.length]);
        decodedSmb.decode(buffer, 0);

        }

        final int seqNum = this.signSequence.getAndIncrement();
        final byte[] seqBytes = new byte[4];
        SMBUtil.writeInt4(seqNum, seqBytes, 0);

        final MessageDigest mac = Crypto.getHMACT64(sk);
        mac.update(seqBytes); // sequence
        mac.update(data); // data
        final byte[] dgst = mac.digest();
        byte[] trunc = new byte[8];

        final byte[] data1 = "abc".getBytes();
        assertEquals("YWJj", Base64Util.encode(data1));

        // Test case 2: Single padding
        final byte[] data2 = "abcd".getBytes();
        assertEquals("YWJjZA==", Base64Util.encode(data2));

        // Test case 3: Double padding
        final byte[] data3 = "abcde".getBytes();
        assertEquals("YWJjZGU=", Base64Util.encode(data3));

            contexts[0] = new TestCreateContextRequest("CONTEXT1".getBytes(StandardCharsets.UTF_8));
            contexts[1] = new TestCreateContextRequest("CONTEXT2".getBytes(StandardCharsets.UTF_8));
            contexts[2] = new TestCreateContextRequest("CONTEXT3".getBytes(StandardCharsets.UTF_8));

            // Encode all contexts
            byte[] buffer = new byte[512];

            byte[] buffer = new byte[300];

            contexts[0] = new TestCreateContextResponse("CONTEXT1".getBytes(StandardCharsets.UTF_8));
            contexts[1] = new TestCreateContextResponse("CONTEXT2".getBytes(StandardCharsets.UTF_8));
            contexts[2] = new TestCreateContextResponse("CONTEXT3".getBytes(StandardCharsets.UTF_8));

            // Decode each context
            for (int i = 0; i < contexts.length; i++) {

     */
    public void test_getText_withDefaultEncoding() {
        final String testContent = "Test content テスト 日本語";
        final InputStream in = new ByteArrayInputStream(testContent.getBytes());

        final ExtractData result = textExtractor.getText(in, null);

        assertNotNull(result);
        assertNotNull(result.getContent());
        assertTrue(result.getContent().contains("Test content"));

        // Simulate message exchange
        preauthService.updatePreauthHash(sessionId, "Message1".getBytes());
        preauthService.updatePreauthHash(sessionId, "Message2".getBytes());

        byte[] expectedHash = preauthService.getCurrentPreauthHash(sessionId);

        // Validation should pass with correct hash

        // String data
        TestAccessResultData<String> stringData = new TestAccessResultData<>("string value".getBytes());
        assertEquals("string value", testTransformer.getData(stringData));

        // Integer data
        TestAccessResultData<Integer> intData = new TestAccessResultData<>("123".getBytes());
        assertEquals("123", testTransformer.getData(intData));

        // List data

     */
    public void test_validateInputStream_consistentAcrossMultipleCalls() {
        final InputStream in1 = new ByteArrayInputStream("data1".getBytes());
        final InputStream in2 = new ByteArrayInputStream("data2".getBytes());

        // First call
        extractor.testValidateInputStream(in1);

        // Second call with different stream
        extractor.testValidateInputStream(in2);

     * @param encoding the character encoding to use
     * @return encoded byte array, or empty array if str is null
     */
    public static byte[] getBytes(final String str, final Charset encoding) {
        if (str == null) {
            return new byte[0];
        }
        return str.getBytes(encoding);
    }

    /**
     * Encodes a string into UTF-16LE (Unicode Little Endian) bytes.
     *
     * @param str the string to encode