#data
text
plain
#errors

#data
?text
<plain>
!attr
/value/
#errors
MIME type:bad type;?text;m
MIME type:bad subtype;<plain>;m

#data
texT
%plaIn%
#errors
MIME type:bad subtype;%plain%;m

#data
text
plain
<unknown>
value
#errors
params:bad name;<unknown>;m

#data
text
plain
charset
us-ascii
#errors

#data
text
plain
abc
def
#errors
IMT:parameter not allowed;abc;m

#data
multipart
mixed
#errors
IMT:parameter missing;multipart/mixed;m

#data
multipart
mixed
boundary
abc
#errors

#data
| multipart
| mixed
| boundary
| 
#errors
boundary:syntax error;;m

#data
text
unknown
#errors
IMT:unknown subtype;text/unknown;u

#data
text
x-unknown
#errors
IMT:private subtype;text/x-unknown;w

#data
text
x.unknown
#errors
IMT:private subtype;text/x.unknown;w

#data
text
xunknown
#errors
IMT:unknown subtype;text/xunknown;u

#data
unknown
unknown
#errors
IMT:unregistered type;unknown;m

#data
x.unknown
unknown
#errors
IMT:unregistered type;x.unknown;m

#data
xunknown
unknown
#errors
IMT:unregistered type;xunknown;m

#data
x-unknown
unknown
#errors
IMT:private type;x-unknown;w