// Write initial content
        try (OutputStream out = file.openOutputStream(false)) {
            out.write(initialContent.getBytes("UTF-8"));
        }

        // Overwrite with new content
        try (OutputStream out = file.openOutputStream(false)) {
            out.write(newContent.getBytes("UTF-8"));
        }

        // Verify new content
        try (InputStream in = file.getInputStream()) {

          } else {
            int codePoint = Character.codePointAt(input, i);
            if (codePoint == c) {
              // fall back to JDK getBytes instead of trying to handle invalid surrogates ourselves
              putBytes(input.subSequence(i, utf16Length).toString().getBytes(charset));
              return this;
            }
            i++;
            update(4, codePointToFourUtf8Bytes(codePoint));
          }

            if (targetName != null && targetName.length() != 0) {
                targetBytes = (flags & NTLMSSP_NEGOTIATE_UNICODE) != 0 ? targetName.getBytes(UNI_ENCODING)
                        : targetName.toUpperCase().getBytes(getOEMEncoding());
                size += targetBytes.length;
            } else {
                flags &= 0xffffffff ^ NTLMSSP_REQUEST_TARGET;
            }
        }

        leaseContext = new LeaseV1CreateContextRequest(testKey, testState);
    }

    @Test
    @DisplayName("Should have correct context name")
    void testContextName() {
        assertArrayEquals("RqLs".getBytes(), leaseContext.getName());
        assertEquals("RqLs", LeaseV1CreateContextRequest.CONTEXT_NAME);
    }

    @Test
    @DisplayName("Should initialize with default values")
    void testDefaultConstructor() {

        CloseableUtil.closeQuietly(in);
        logger.info(content);
        assertTrue(content.contains("テスト"));
    }

    public void test_getXml_empty() {
        final InputStream in = new ByteArrayInputStream("".getBytes());
        final String content = xmlExtractor.getText(in, null).getContent();
        CloseableUtil.closeQuietly(in);
        logger.info(content);
        assertEquals("", content);
    }

    }

    @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 {

            byte[] buffer = "Test\0Other".getBytes();

            assertEquals(4, testBlock.readStringLength(buffer, 0, 10));
        }

        @Test
        @DisplayName("Test read string length without termination throws exception")
        void testReadStringLengthNoTermination() {
            byte[] buffer = "TestTest".getBytes();

            assertThrows(RuntimeCIFSException.class, () -> {

    }

    @Test
    void testReadSecurityBuffer() {
        // Test readSecurityBuffer
        byte[] data = new byte[20];
        byte[] content = "Hello".getBytes();

        // Simulate a security buffer structure: length (2 bytes), length (2 bytes), offset (4 bytes)
        // Length = 5, Offset = 8
        ByteBuffer buffer = ByteBuffer.wrap(data).order(ByteOrder.LITTLE_ENDIAN);

                    parseTokenPage(tokenPattern, responseParams, entity);
                } else {
                    String content;
                    try {
                        content = new String(InputStreamUtil.getBytes(entity.getContent()), Constants.UTF_8_CHARSET);
                    } catch (final IOException e) {
                        content = e.getMessage();
                    }

      @Override
      public CharSource createSource(String string) throws IOException {
        return factory.createSource(string.getBytes(UTF_8)).asCharSource(UTF_8);
      }

      @Override
      public String getExpected(String data) {
        return new String(factory.getExpected(data.getBytes(UTF_8)), UTF_8);
      }

      @Override
      public void tearDown() throws IOException {
        factory.tearDown();