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));

     */
    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"));

     */
    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

    }

    public void test_name() {
        assertEquals("textTransformer", textTransformer.getName());
    }

    public void test_transform_text() throws Exception {
        final byte[] data = new String("xyz").getBytes();
        final ResponseData responseData = new ResponseData();
        responseData.setUrl("file:/test.txt");
        responseData.setCharSet(Constants.UTF_8);
        responseData.setResponseBody(data);

        }
        File file;
        try {
            file = File.createTempFile("script", extention);
            file.deleteOnExit();
            FileUtil.writeBytes(file.getAbsolutePath(), content.getBytes());
            return file;
        } catch (final IOException e) {
            throw new IORuntimeException(e);
        }
    }

    private File createScriptTempFileStdout(final int sleep) {

        buf.append("\"memory\":{");
        buf.append("\"heap\":{");
        append(buf, "used", () -> mem.getHeapUsed().getBytes()).append(',');
        append(buf, "committed", () -> mem.getHeapCommitted().getBytes()).append(',');
        append(buf, "max", () -> mem.getHeapMax().getBytes()).append(',');
        append(buf, "percent", () -> mem.getHeapUsedPercent());
        buf.append("},");
        buf.append("\"non_heap\":{");

 */
public class IgnoreCloseInputStreamTest extends PlainTestCase {

    public void test_close_isIgnored() throws IOException {
        // Test that close() is ignored
        byte[] data = "Test data".getBytes();
        ByteArrayInputStream underlyingStream = new ByteArrayInputStream(data);
        IgnoreCloseInputStream stream = new IgnoreCloseInputStream(underlyingStream);

        // Read some data

        System.arraycopy("SHARE1".getBytes(StandardCharsets.US_ASCII), 0, data, 0, 6);
        data[14] = 0x00;
        data[15] = 0x00; // type = 0
        data[16] = 40;
        data[17] = 0;
        data[18] = 0;
        data[19] = 0; // remark offset

        // Entry 2: IPC$, type 3 (IPC), remark "Inter-Process Communication"
        System.arraycopy("IPC$".getBytes(StandardCharsets.US_ASCII), 0, data, 20, 4);

    @DisplayName("Should calculate HMAC-T64 correctly")
    void testHMACT64() {
        // Given
        byte[] key = "secret".getBytes();
        byte[] data = "Hello World".getBytes();

        // When
        MessageDigest hmac = Crypto.getHMACT64(key);
        byte[] result = hmac.digest(data);

        // Then
        assertNotNull(result);
        assertTrue(result.length > 0, "HMAC-T64 should produce non-empty result");