Update test error message detection for dead hosts
Update test error message detection for dead hosts

Fixes #294

owent-contrib/hiredis,hidebug/hiredis,redis/hiredis,h1048576/hiredis,Yhgenomics/hiredis,rangan337/hiredis,Yhgenomics/hiredis,charsyam/hiredis,picrin/redisSamples,chenlicong0821/hiredis,liulingfree/hiredis,redis/hiredis,chenlicong0821/hiredis,tattsun/hiredis,tattsun/hiredis,olgeni/hiredis,redis/hiredis,yiliaofan/hiredis,thomaslee/hiredis,xjzhou/hiredis,nokiddin/hiredis,jqk6/hiredis,jinguoli/hiredis,liulingfree/hiredis,jinguoli/hiredis,hidebug/hiredis,rangan337/hiredis,thomaslee/hiredis,badboy/hiredis-win,xjzhou/hiredis,arinal/hiredis,galdor/hiredis,olgeni/hiredis,owent-contrib/hiredis,jinguoli/hiredis,charsyam/hiredis,galdor/hiredis