String input = "line1\nline2\nline3";
        InputStream is = new ByteArrayInputStream(input.getBytes(StandardCharsets.UTF_8));

        InputStreamThread thread = new InputStreamThread(is, StandardCharsets.UTF_8, 5, null);
        thread.start();
        thread.join(1000);

        String output = thread.getOutput();
        assertTrue(output.contains("line1"));
        assertTrue(output.contains("line2"));

        String[] inputs = { "input" };
        CharMappingItem item = new CharMappingItem(1L, inputs, "output");

        // Test newline replacement in setNewOutput
        item.setNewOutput("line1\nline2\nline3");
        assertEquals("line1 line2 line3", item.getNewOutput());
    }

    public void test_setNewOutput_withNull() {
        String[] inputs = { "input" };

        String value;
        String[] result;

        // Newline characters
        value = "\"line1\nline2\",normal";
        result = KuromojiCSVUtil.parse(value);
        assertEquals(2, result.length);
        assertEquals("line1\nline2", result[0]);
        assertEquals("normal", result[1]);

        // Carriage return
        value = "\"with\rcarriage\",return";

    // Test add multiple engines
    public void test_add_multipleEngines() {
        TestScriptEngine engine1 = new TestScriptEngine("engine1");
        TestScriptEngine engine2 = new TestScriptEngine("engine2");
        CustomScriptEngine customEngine = new CustomScriptEngine();

        scriptEngineFactory.add("engine1", engine1);
        scriptEngineFactory.add("engine2", engine2);
        scriptEngineFactory.add("custom", customEngine);

                                            key="labels.web_api_json_enabled"/></span>
                                    <div class="form-inline col-sm-9">
                                        <la:errors property="webApiJson"/>
                                        <div class="form-check">

        TestScriptEngine engine1 = new TestScriptEngine("engine1");
        TestScriptEngine engine2 = new TestScriptEngine("engine2");
        scriptEngineFactory.add("type1", engine1);
        scriptEngineFactory.add("type2", engine2);

        // Execute with first engine
        Object result1 = scriptExecutor.execute("type1", "script for engine1");
        assertEquals("engine1:processed: script for engine1", result1);

      return inline.invokeAll(tasks, timeout, unit);
    }

    // Define the invokeAny methods to invoke the first task
    @Override
    public <T> T invokeAny(Collection<? extends Callable<T>> tasks)
        throws ExecutionException, InterruptedException {
      assertTaskWrapped(tasks);
      lastMethodCalled = "invokeAny";
      return inline.submit(Iterables.get(tasks, 0)).get();
    }

                                            key="labels.depth"/></label>
                                    <div class="form-inline col-sm-9">
                                        <la:errors property="depth"/>
                                        <input type="number" name="depth" id="depth"

@Suppress("NOTHING_TO_INLINE")
internal inline fun <T> List<T>.unmodifiable(): List<T> = Collections.unmodifiableList(this)

/** Returns an immutable wrap of this. */
@Suppress("NOTHING_TO_INLINE")
internal inline fun <T> Set<T>.unmodifiable(): Set<T> = Collections.unmodifiableSet(this)

/** Returns an immutable wrap of this. */
@Suppress("NOTHING_TO_INLINE")

                                            key="labels.depth"/></label>
                                    <div class="form-inline col-sm-9">
                                        <la:errors property="depth"/>
                                        <input type="number" name="depth" id="depth"