String userid = TestEnvironment.getSecondaryUserUuid();
activity.addMember(Member.TYPE_PERSON, userid, Member.ROLE_MEMBER);
Member member = getMember(activity, userid);
System.out.println(member.toXmlString());
member.setRole(Member.ROLE_OWNER);
activity.updateMember(member);
member = activity.getMember(userid);
Assert.assertNotNull(member);