Add some Range.rand tests
Add some Range.rand tests

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