$mime->header_set('Subject', 'long mid');
$mime->header_set('Message-ID', "<$x>");
ok($im->add($mime), 'add excessively long Message-ID');
$mime->header_set('Subject', 'long mid');
$mime->header_set('Message-ID', "<$x>");
ok($im->add($mime), 'add excessively long Message-ID');