use Mail::Cclient qw(set_callback);
print "1..5\n";
print "ok 1\n";
my $pwd = `pwd`;
chomp($pwd);
my $mailbox = "$pwd/testmbx/test.mbox";
set_callback(
list => sub {shift; print "list: @_\n";},
);
print "ok 2\n";
my $c = Mail::Cclient->new($mailbox, 'readonly') or print "not ";
print "ok 3\n";
$c->list("", "%");
print "ok 4\n";
$c->close();
print "ok 5\n";
undef($c);