PR06: Test the parsing on invocation number constraints.
Trip the parser so we don't get past it.
@>
1. Test with no zero and no many.
@$@@{No zero and no many in this macro@}
2. Test with a zero.
@$@@Z@{Can be called from 0 to 1 times.@}
3. Test with a many.
@$@@M@{Can be called from 1 to infinity times.@}
4. Test with a zero and a many.
@$@@Z@M@{Can be called from 0 to infinity times.@}
5. Test with a zero and a many but out of order (should give error).
@$@@M@Z@{Oops.@}
@A@
6. Test with syntactic errors.
@$@ @M @Z @{Oops.@}
@A@
@$@@Z@Z@{Oops.@}
@A@
@$@@{Oops.@}
@A@
@$@Z@{Oops.@}
@A@
@$@@ZM@{Oops.@}
@A@