@Override
    public Client getClient(String clientId) {
        return getClientManagerById(clientId).getClient(clientId);
    }
@Test
    void testChooseConnectionClientForV6() {
        delegate.getClient(connectionIdForV6);
        verify(connectionBasedClientManager).getClient(connectionIdForV6);
        verify(ephemeralIpPortClientManager, never()).getClient(connectionIdForV6);
        verify(persistentIpPortClientManager, never()).getClient(connectionIdForV6);
    }