Added v1 versions of some test helpers/matchers.
Added v1 versions of some test helpers/matchers.

Review: https://reviews.apache.org/r/66058/

kaysoky/mesos,chhsia0/mesos,asamerh4/mesos,kaysoky/mesos,gsantovena/mesos,dforsyth/mesos,chhsia0/mesos,jpeach/mesos,gsantovena/mesos,chhsia0/mesos,Gilbert88/mesos,dforsyth/mesos,reneploetz/mesos,reneploetz/mesos,reneploetz/mesos,jpeach/mesos,kaysoky/mesos,abudnik/mesos,abudnik/mesos,andschwa/mesos,jpeach/mesos,reneploetz/mesos,jpeach/mesos,Gilbert88/mesos,andschwa/mesos,asamerh4/mesos,dforsyth/mesos,kaysoky/mesos,gsantovena/mesos,chhsia0/mesos,reneploetz/mesos,dforsyth/mesos,gsantovena/mesos,Gilbert88/mesos,asamerh4/mesos,andschwa/mesos,dforsyth/mesos,kaysoky/mesos,andschwa/mesos,abudnik/mesos,abudnik/mesos,asamerh4/mesos,reneploetz/mesos,kaysoky/mesos,kaysoky/mesos,andschwa/mesos,dforsyth/mesos,asamerh4/mesos,asamerh4/mesos,gsantovena/mesos,jpeach/mesos,abudnik/mesos,chhsia0/mesos,jpeach/mesos,asamerh4/mesos,jpeach/mesos,chhsia0/mesos,gsantovena/mesos,andschwa/mesos,Gilbert88/mesos,Gilbert88/mesos,dforsyth/mesos,abudnik/mesos,andschwa/mesos,abudnik/mesos,reneploetz/mesos,Gilbert88/mesos,Gilbert88/mesos,chhsia0/mesos,gsantovena/mesos