assertEquals("word1", result.get(0).getInput());
        assertEquals("  ", result.get(1).getInput()); // whitespace line
        assertEquals("word2", result.get(2).getInput());
    }

    public void test_unescape() throws Exception {
        // Test with escaped characters (backslash sequences)
        String content = "test\\t1\n" + // escaped tab sequence
                "test\\n2\n" + // escaped newline sequence