assertEquals("line1 line2", item.getOutput());
    }

    public void test_constructor_withNullOutput() {
        // Test with null output
        String[] inputs = { "input" };
        CharMappingItem item = new CharMappingItem(1L, inputs, null);

        assertNull(item.getOutput());
    }

    public void test_constructor_withUnsortedInputs() {

        when(mockConnection.getRequestMethod()).thenReturn("GET");
        when(mockConnection.getAllowUserInteraction()).thenReturn(true);
        when(mockConnection.getDoInput()).thenReturn(true);
        when(mockConnection.getDoOutput()).thenReturn(true);
        when(mockConnection.getIfModifiedSince()).thenReturn(12345L);
        when(mockConnection.getUseCaches()).thenReturn(false);
        when(mockConnection.getReadTimeout()).thenReturn(1000);

    @Override
    public void setDoOutput(final boolean doOutput) {
        connection.setDoOutput(doOutput);
        this.doOutput = doOutput;
    }

    @Override
    public boolean getDoOutput() {
        return connection.getDoOutput();
    }

    @Override
    public void setAllowUserInteraction(final boolean allowUserInteraction) {
        connection.setAllowUserInteraction(allowUserInteraction);

     */
    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.
     */

    public void setDoOutput(final boolean doOutput) {
        this.connection.setDoOutput(doOutput);
        this.doOutput = doOutput;
    }

    @Override
    public boolean getDoOutput() {
        return this.connection.getDoOutput();
    }

    @Override
    public void setAllowUserInteraction(final boolean allowUserInteraction) {
        this.connection.setAllowUserInteraction(allowUserInteraction);

            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) {

        assertEquals(1, stemmerOverrideItem.getId());
        assertEquals("aaa", stemmerOverrideItem.getInput());
        assertEquals("a", stemmerOverrideItem.getOutput());
        assertNull(stemmerOverrideItem.getNewInput());
        assertNull(stemmerOverrideItem.getNewOutput());
        assertFalse(stemmerOverrideItem.isUpdated());
        assertFalse(stemmerOverrideItem.isDeleted());

            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) {

                if (standardOutput) {
                    logger.info("Exit Code: {}", exitValue);
                } else {
                    logger.info("Exit Code: {} - Process Output:\n{}", exitValue, it.getOutput());
                }
            }
            if (exitValue == 143 && mt.isTeminated()) {
                throw new ExecutionTimeoutException("The command execution is timeout: " + cmdList);
            }

            final int exitValue = currentProcess.exitValue();

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