Fix STRING-ROD tests.
Fix STRING-ROD tests.

attila-lendvai/iolib,sionescu/iolib,shamazmazum/iolib,sionescu/iolib,dkochmanski/iolib,tiago4orion/iolib,deadtrickster/iolib,vsedach/iolib-simple-mux,attila-lendvai/iolib,sionescu/iolib,tiago4orion/iolib,deadtrickster/iolib,lispnik/iolib,dkochmanski/iolib,shamazmazum/iolib,shamazmazum/iolib,attila-lendvai/iolib,deadtrickster/iolib,dkochmanski/iolib,lispnik/iolib,lispnik/iolib,tiago4orion/iolib,vsedach/iolib-simple-mux