public class AuthorizationHelperTest {
@Test
public void testConvertRolesToAuthorities() throws Exception {
Collection<RoleEntity> roles = new ArrayList<RoleEntity>();
RoleEntity role = new RoleEntity();
role.setRoleName("admin");
roles.add(role);
role = new RoleEntity();
role.setRoleName("user");
roles.add(role);
Collection<GrantedAuthority> authorities = new AuthorizationHelper().convertRolesToAuthorities(roles);
assertEquals("Wrong number of authorities", 2, authorities.size());