public static void onFail(final ServerMemberManager manager, final Member member) {
        // To avoid null pointer judgments, pass in one NONE_EXCEPTION
        onFail(manager, member, ExceptionUtil.NONE_EXCEPTION);
    }
@SuppressWarnings("checkstyle:AbbreviationAsWordInName")
    @Test
    void testMemberOnFailWhenMemberAlreadyNOUP() {
        final Member remote = buildMember();
        remote.setState(NodeState.DOWN);
        remote.setFailAccessCnt(4);
        MemberUtil.onFail(memberManager, remote);
        verify(memberManager, never()).notifyMemberChange(remote);
    }