rails/rails — pull request #6202 by elia (2012-05-08 08:49:58+00:00)
Title: Fix railties (and tests) for latest rubygems

This is a bunch of fixes that make railties tests working with rubygems from version 1.3 up to 1.7.
Also adds some info on setting up dev environment in the README, their incomplete but helpful in order to run the railties tests.

Replaces #4422

/cc @jeremy @rafaelfranca