puppetlabs/puppet — pull request #2146 by jpartlow (2013-12-12 02:03:49+00:00)
Title: (maint) Add an acceptance pre-suite step to set the parser

Allows us to run acceptance tests with the parser set to the value of
$PARSER from the environment. We can use this to test how the
acceptance tests fair against the current iteration of the future
parser, for instance.