@Test
 public void saveUniversityTest() {
   LOGGER.debug("saveUniversityTest");
   University university = new University();
   university.setUniversityId("htwkLeipzig");
   university.setName("htwk Leipzig");
   university.setStreet("dahinten");
   university.setHousenumber("12");
   university.setCity("Leipzig");
   university.setCountry("Germany");
   university.setPostcode("04277");
   List<String> authorIds = new ArrayList<String>();
   authorIds.add("author1");
   authorIds.add("author2");
   university.setAuthorIds(authorIds);
   LOGGER.debug("save the university");
   Assert.assertEquals(true, universityService.save(university));
 }
 @Test
 public void saveUniversity2Test() {
   LOGGER.debug("saveUniversity2Test()");
   University university = new University();
   university.setUniversityId("UniDarmstadt");
   university.setName("uni Darmstadt");
   university.setStreet("andere");
   university.setStreet2("Seite");
   university.setHousenumber("23");
   university.setCity("Darmstadt");
   university.setCountry("Germany");
   university.setPostcode("63364");
   List<String> authorIds = new ArrayList<String>();
   authorIds.add("author3");
   authorIds.add("author2");
   university.setAuthorIds(authorIds);
   LOGGER.debug("save the university");
   Assert.assertEquals(true, universityService.save(university));
 }