adminUser.setPassword("8c6976e5b5410415bde908bd4dee15dfb167a9c873fc4bb8a81f6f2ab448a918");
// Create dummy group
Groups adminGroup = new Groups();
adminGroup.setGroupname("Admin Group");
// Create dummy UserGroup
UserGroup userGroup = new UserGroup();
userGroup.setUsername(adminUser.getUsername());
userGroup.setGroupname(adminGroup.getGroupname());
userGroup.setGroups(adminGroup);
userGroup.setUsers(adminUser);
// Ensure entities are stored in each side of the relationship
adminUser.getUserGroups().add(userGroup);
adminGroup.getUserGroups().add(userGroup);
// Add the user and the group to database
bookService.addAdminUser(adminUser);