@Test
    void testExtensibleMatchFilter() {
        test("(cn:=Betty Rubble)");
        test("(cn:caseExactMatch:=Fred Flintstone)");
        test("(sn:dn:2.4.6.8.10:=Barney Rubble)");
        test("(&(ou:dn:=sales)(objectclass=user))");
        test("(:1.2.3:=Wilma Flintstone)");

//        test("(:DN:2.4.6.8.10:=Dino)");
    }
@author James Chen
        <p>
        TODO: Add tests for invalid filters.
turms-gateway/src/test/java/unit/im/turms/gateway/infra/ldap/FilterTest.java