rspec/rspec-mocks — pull request #335 by alindeman (2013-07-01 03:23:36+00:00)
Title: Resolves #950 and adds specs

* Hopefully the code clarity is improved here
* We also change the behavior by *not* duping an object if `space` is
not yet initialized. This should have been the behavior from the
beginning, but it was overlooked and did not have specs.