Adapt first-index tests to first(:k) tests
Adapt first-index tests to first(:k) tests

bitrauser/roast,zostay/roast,zostay/roast,dogbert17/roast,dankogai/roast,skids/roast,skids/roast,cygx/roast,cygx/roast,zostay/roast,bitrauser/roast,b2gills/roast,b2gills/roast,dogbert17/roast,dankogai/roast,dankogai/roast,cygx/roast,perl6/roast,b2gills/roast,skids/roast