myProjectFunctions.java

    public void createUsersForTest(int nb, List<String> groupsID) {

        for(int i=1; i<=nb ; i++) {
            UserDTO userDTO = new UserDTO();
            userDTO.setFirstName("firstname"+i);
            userDTO.setLastName("lastname"+i);
            userDTO.setUsername("username"+i);
            userDTO.setPassword("12345678");
            Set<String> authority = new HashSet<String>();
            authority.add("USER_ROLE");
            userDTO.setAuthorities(authority);
            userDTO.setUserProfile(createProfile(i));
            Double ramdom = Math.random()*(groupsID.size());
            int size = Integer.parseInt(ramdom.toString());
            userDTO.setUserGroupId(groupsID.subList(0,size));
            createUser(userDTO);
        }
    }

    public Profile createProfile(int index) {
        Profile profile = new Profile();
        profile.setLangKey("EN");
        profile.setImageUrl("http://localhost/media/image.png");
        profile.setCivility("single");
        profile.setSerialNumber("6897-9887-132");
        profile.setPhoneNumber("+213765963214");
        profile.setAddress("299"+index+" Kinney Street");
        return profile;
    }
    
   /**************************** Group ***********************************/
   
    public void createGroup(int i) {
        GroupDTO groupDTO = new GroupDTO();
        groupDTO.setName("G"+i);
        String[] tags = new String[] {"tag1", "tag2", "tag3"};
        groupDTO.setTags(Arrays.asList(tags));
        createGroup(groupDTO);
    }

    public void setChildren(Group group) {
        List<Group> groups = groupRepository.findAll();
        Double ramdom = Math.random()*(groups.size());
        int size = Integer.parseInt(ramdom.toString());
        group.setChildrenId(groups.subList(0, size));
        groupRepository.save(group);
    }

    public List<Group> createGroups(int nb) {
        for(int i=1; i<=nb ; i++) {
            createGroup(i);
        }
        List<Group> groups = groupRepository.findAll();
        for(int i=0; i<groups.size() ; i++) {
            setChildren(groups.get(i));
        }
        return groupRepository.findAll();
    }

    public List<String> extractGroupsID(List<Group> groups) {
        List<String> list = new LinkedList<String>();
        for(Group group: groups) {
            list.add(group.getId());
        }
        return list;
    }