    @Test
    public void testToHL7MultiId() {

        PatientInfo patientInfo = new PatientInfo();

        Identifiable id = new Identifiable();
        id.setId("abcdef");
        patientInfo.getIds().add(id);
        Identifiable id2 = new Identifiable();
        id2.setId("ghijkl");
        patientInfo.getIds().add(id2);

        Name name = new XpnName();
        name.setFamilyName("Joman");
        patientInfo.setName(name);

        Address address = new Address();
        address.setStreetAddress("Jo Str. 3");
        patientInfo.setAddress(address);

        patientInfo.setDateOfBirth("1234");
        patientInfo.setGender("A");

        List<String> hl7Data = transformer.toHL7(patientInfo);
        assertEquals(6, hl7Data.size());

        assertEquals("PID-3|abcdef", hl7Data.get(0));
        assertEquals("PID-3|ghijkl", hl7Data.get(1));
        assertEquals("PID-5|Joman", hl7Data.get(2));
        assertEquals("PID-7|1234", hl7Data.get(3));
        assertEquals("PID-8|A", hl7Data.get(4));
        assertEquals("PID-11|Jo Str. 3", hl7Data.get(5));
    }