serializer.setProperty("http://xmlpull.org/v1/doc/properties.html#serializer-indentation", "  ");
        serializer.setProperty("http://xmlpull.org/v1/doc/properties.html#serializer-line-separator", "\n");
        serializer.setOutput(writer);
        serializer.startDocument(coreExtensions.getModelEncoding(), null);
        writeCoreExtensions(coreExtensions, "extensions", serializer);
        serializer.endDocument();

        SmbPipeInputStream in1 = handle.getInput();
        SmbPipeInputStream in2 = handle.getInput();
        SmbPipeOutputStream out1 = handle.getOutput();
        SmbPipeOutputStream out2 = handle.getOutput();

        // Assert: same instances are returned subsequently
        assertSame(in1, in2, "Input stream should be cached");
        assertSame(out1, out2, "Output stream should be cached");

        }
        return this.input;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.SmbPipeHandle#getOutput()
     */
    @Override
    public SmbPipeOutputStream getOutput() throws CIFSException {
        if (!this.open) {
            throw new SmbException("Already closed");
        }

        if (this.output != null) {

     * @throws CIFSException if an error occurs while getting the stream.
     */
    @Test
    public void testGetOutputStream() throws CIFSException {
        assertEquals(mockOutputStream, smbPipeHandle.getOutput(), "getOutput() should return the correct output stream.");
    }

    /**
     * Tests related to the lifecycle management of the handle (e.g., closing).
     */
    @Nested
    public class LifecycleManagementTest {

            }

            @Override
            public InputStream getInput() throws CIFSException {
                return null;
            }

            @Override
            public OutputStream getOutput() throws CIFSException {
                return null;
            }

            @Override
            public boolean isOpen() {
                return false;
            }

            @Override

    }

    @ParametricNullness
    abstract T getOutput(int entry);

    @Override
    @ParametricNullness
    public T next() {
      checkForConcurrentModification();
      if (!hasNext()) {
        throw new NoSuchElementException();
      }
      indexToRemove = currentIndex;
      T result = getOutput(currentIndex);
      currentIndex = getSuccessor(currentIndex);

     */
    public String getInput() {
        return input;
    }

    /**
     * Gets the original output stem.
     *
     * @return The original output stem.
     */
    public String getOutput() {
        return output;
    }

    /**
     * Checks if the item has been updated.
     *
     * @return true if the item has been updated, false otherwise.
     */

            final int exitValue = currentProcess.exitValue();

            if (logger.isInfoEnabled()) {
                logger.info("Python: Exit Code={} - Process Output:\n{}", exitValue, it.getOutput());
            }
            if (exitValue != 0) {
                final StringBuilder out = new StringBuilder();
                if (processTimeout) {

        }
    }

    /**
     * Returns all buffered lines as a single string, separated by newlines.
     *
     * @return the concatenated output of all buffered lines
     */
    public String getOutput() {
        final StringBuilder buf = new StringBuilder(100);
        for (final String value : list) {
            buf.append(value).append("\n");
        }
        return buf.toString();
    }

    /**

            final int exitValue = currentProcess.exitValue();

            if (logger.isInfoEnabled()) {
                logger.info("SuggestCreator: Exit Code={} - Process Output:\n{}", exitValue, it.getOutput());
            }
            if (exitValue != 0) {
                final StringBuilder out = new StringBuilder();
                if (processTimeout) {