saltstack/salt — pull request #2329 by anttix (2012-10-24 06:55:06+00:00)
Title: Fix test_chown_noop on MacOS X 10.8. Fixes #2328.

There seems to be a bug in Python 2.7 on OSX 10.8,
grp.getgrnam('') will return a map with gr_gid set to 0

This causes test_chown_noop to fail on OSX.