is(scalar(@mids), 2, 'only one new MID added');
@warn = ();
$mime->header_set('Message-Id');
ok($im->add($mime), 'random MID made for MID free message');
@mids = $mime->header_obj->header_raw('Message-Id');
is(scalar(@mids), 2, 'only one new MID added');
@warn = ();
$mime->header_set('Message-Id');
ok($im->add($mime), 'random MID made for MID free message');
@mids = $mime->header_obj->header_raw('Message-Id');