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@