Improve a JSON parsing failure test
Improve a JSON parsing failure test

hntrmrrs/capnproto,pjulien/capnproto,mologie/capnproto,mrdomino/capnproto,mologie/capnproto,maurer/capnproto,mrdomino/capnproto,mrdomino/capnproto,hntrmrrs/capnproto,maurer/capnproto,hntrmrrs/capnproto,jparyani/capnproto,pjulien/capnproto,mologie/capnproto,maurer/capnproto,pjulien/capnproto,jparyani/capnproto,jparyani/capnproto