subtest 'Invalid cardnumber test response patron status' => sub {

    plan tests => 1;

    my $schema = Koha::Database->new->schema;

    $schema->storage->txn_begin;

    my $builder    = t::lib::TestBuilder->new();

    my $branchcode = $builder->build( { source => 'Branch' } )->{branchcode};

    my ( $response, $findpatron );

    my $mocks      = create_mocks( \$response, \$findpatron, \$branchcode );

    my $cardnum    = 'nonexistentcardnumber';

    my $sip_patron = C4::SIP::ILS::Patron->new($cardnum);

    $findpatron = $sip_patron;

    my $siprequest =

          PATRON_STATUS_REQ

        . 'engYYYYMMDDZZZZHHMMSS'

        . FID_INST_ID

        . $branchcode . '|'

        . FID_PATRON_ID

        . $cardnum . '|'

        . FID_PATRON_PWD

        . PATRON_PW . '|';

    my $msg = C4::SIP::Sip::MsgType->new( $siprequest, 0 );

    my $server = { ils => $mocks->{ils} };

    undef $response;

    t::lib::Mocks::mock_preference( 'TrackLastPatronActivityTriggers', 'login' );

    $msg->handle_patron_status($server);

    isnt( $response, undef, 'At least we got a response.' );

    $schema->storage->txn_rollback;

};