adapt simpletest to interface change
adapt simpletest to interface change

jaspervdj/websockets,0xfaded/websockets,nsluss/websockets,jaspervdj/websockets,jaspervdj/websockets,zodiac/websockets,stormont/websockets,jaspervdj/websockets,stormont/websockets,nsluss/websockets,jaspervdj/websockets,zodiac/websockets,zodiac/websockets,nsluss/websockets,stormont/websockets,0xfaded/websockets