Fixed in b5ae41301448, can we still get this into patch1? The fix is simple and low risk.
Verified in continuos build by QE.
Integrated into 'main-golden', will be available in build *200907101400* on http://bits.netbeans.org/dev/nightly/ (upload may still be in progress)
User: Erno Mononen <firstname.lastname@example.org>
Log: #168323: Test Runner doesn't work with RSpec 1.2.7
The fix has been ported into the release67_fixes repository.