assertEquals("b2", itemList.get(1).getInputs()[1]);
        assertEquals("B1", itemList.get(1).getOutputs()[0]);
        assertFalse(itemList.get(1).isUpdated());

        assertEquals(1, itemList.get(2).getInputs().length);
        assertEquals(2, itemList.get(2).getOutputs().length);
        assertEquals("c1", itemList.get(2).getInputs()[0]);

        assertEquals(1, synonymItem.getId());
        assertEquals(2, synonymItem.getInputs().length);
        assertEquals("a", synonymItem.getInputs()[0]);
        assertEquals("A", synonymItem.getInputs()[1]);
        assertEquals(2, synonymItem.getOutputs().length);
        assertEquals("b", synonymItem.getOutputs()[0]);

        assertEquals("a", item.getInputs()[0]);

        // NewInputs not sorted yet
        assertEquals("9", item.getNewInputs()[0]);

        // Call sort
        item.sort();

        // Both should be sorted
        assertEquals("a", item.getInputs()[0]);
        assertEquals("m", item.getInputs()[1]);
        assertEquals("z", item.getInputs()[2]);

        assertArrayEquals(new String[] { "a", "b" }, item1.getInputs());
        assertEquals("c", item1.getOutput());

        OptionalEntity<CharMappingItem> result2 = charMappingFile.get(2L);
        assertTrue(result2.isPresent());
        CharMappingItem item2 = result2.get();
        assertEquals(2L, item2.getId());
        assertArrayEquals(new String[] { "d", "e" }, item2.getInputs());
        assertEquals("f", item2.getOutput());

        this.newOutputs = newOutputs;
    }

    /**
     * Gets the original input words.
     *
     * @return The original input words.
     */
    public String[] getInputs() {
        return inputs;
    }

    /**
     * Gets the input words as a newline-separated string.
     *
     * @return The input words as a string.
     */
    public String getInputsValue() {

    }

    /**
     * Returns the array of input character sequences that are mapped to the output.
     *
     * @return array of input sequences
     */
    public String[] getInputs() {
        return inputs;
    }

    /**
     * Returns all input sequences joined with newline characters as a single string.
     * This is useful for display purposes in forms and user interfaces.
     *

        assertEquals(4, list.size());
        assertEquals("test1", list.get(0).getInput());
        assertEquals("日本語", list.get(1).getInput());
        assertEquals("word with spaces", list.get(2).getInput());
        assertEquals("	tab	word	", list.get(3).getInput());
    }

    // Helper method to write content to test file
    private void writeTestFile(String content) throws Exception {

    }

    public void test_getInput() {
        // Test getInput method
        StopwordsItem item1 = new StopwordsItem(1, "test");
        assertEquals("test", item1.getInput());

        StopwordsItem item2 = new StopwordsItem(2, "");
        assertEquals("", item2.getInput());

        StopwordsItem item3 = new StopwordsItem(3, null);
        assertNull(item3.getInput());
    }

    public void test_getInputValue() {

        assertEquals(3, stopwordsFile.stopwordsItemList.size());
        assertEquals("word1", stopwordsFile.stopwordsItemList.get(0).getInput());
        assertEquals("word2", stopwordsFile.stopwordsItemList.get(1).getInput());
        assertEquals("word3", stopwordsFile.stopwordsItemList.get(2).getInput());
    }

    public void test_reload_withEscapedCharacters() {
        String content = "word\\\\1\n" + // word\1

    }

    public void test_getInput() {
        // Test getInput method
        ProtwordsItem item1 = new ProtwordsItem(1, "word1");
        assertEquals("word1", item1.getInput());

        ProtwordsItem item2 = new ProtwordsItem(2, "");
        assertEquals("", item2.getInput());

        ProtwordsItem item3 = new ProtwordsItem(3, null);
        assertNull(item3.getInput());
    }

    public void test_getInputValue() {