assertEquals("user", LdapUtil.escapeValue("user"));
        assertEquals("admin", LdapUtil.escapeValue("admin"));
    }

    @Test
    public void test_escapeValue_longString() {
        String input = "a]".repeat(1000) + "*";
        String expected = "a]".repeat(1000) + "\\2a";
        assertEquals(expected, LdapUtil.escapeValue(input));
    }

    @Test