String[] result = DocumentUtil.getValue(doc, "key", String[].class);
        assertArrayEquals(new String[] { "string", "123", "true", "45.67" }, result);
    }

    @Test
    public void test_string_array_to_list_conversion() {
        Map<String, Object> doc = new HashMap<>();
        String[] array = { "a", "b", "c" };
        doc.put("key", array);