#!/bin/bash # Copyright 2013 Robin Mittal <robinmittal.it@gmail.com> # Copyright 2013 Divya Kothari <divya.s.kothari@gmail.com> [ -f testing.sh ] && . testing.sh #testing "name" "command" "result" "infile" "stdin" fun_nice_val() { for each_proc in $@ do echo `awk '{ print $18 }' /proc/${each_proc}/stat` done } # creating processes as a test data yes >/dev/null & proc1=$! yes >/dev/null & proc2=$! yes >/dev/null & proc3=$! yes >/dev/null & proc4=$! yes >/dev/null & proc5=$! n_val1=`fun_nice_val $proc1` n_val2=`fun_nice_val $proc2` n_val3=`fun_nice_val $proc3` n_val4=`fun_nice_val $proc4` n_val5=`fun_nice_val $proc5` # Redirecting errors to /dev/null arg="2>/dev/null" for n_v in "-1" "1" do for n_o in "" " -p" do nice_val1=$((`fun_nice_val $proc1` + $n_v)) nice_val2=$((`fun_nice_val $proc2` + $n_v)) nice_val3=$((`fun_nice_val $proc3` + $n_v)) nice_val4=$((`fun_nice_val $proc4` + $n_v)) nice_val5=$((`fun_nice_val $proc5` + $n_v)) testing "with -n=$n_v and with$n_o multiple_pids" \ "renice -n $n_v$n_o $proc1 $proc2 $proc3 $proc4 $proc5 && fun_nice_val $proc1 $proc2 $proc3 $proc4 $proc5" \ "$nice_val1\n$nice_val2\n$nice_val3\n$nice_val4\n$nice_val5\n" "" "" nice_val1=$((`fun_nice_val $proc1` + $n_v)) nice_val2=$((`fun_nice_val $proc2` + $n_v)) nice_val3=$((`fun_nice_val $proc3` + $n_v)) nice_val4=$((`fun_nice_val $proc4` + $n_v)) nice_val5=$((`fun_nice_val $proc5` + $n_v)) testing "with -n=$n_v and with$n_o multiple_pids (some invalid)" \ "renice -n $n_v$n_o $proc1 $proc2 88888 99999 $proc3 $proc4 $proc5 $arg || fun_nice_val $proc1 $proc2 $proc3 $proc4 $proc5" \ "$nice_val1\n$nice_val2\n$nice_val3\n$nice_val4\n$nice_val5\n" "" "" done done # Starting Boundary Test Here .. loop_cnt=2 echo -n "TEST: Boundary value test for Id($proc1)..[old_nice_val/new_nice_val]:" cnt=0 n_val=1 while [ $cnt -gt -1 ] do old_nice_val=`fun_nice_val $proc1` new_nice_val=`renice -n $n_val $proc1 >/dev/null 2>&1 && fun_nice_val $proc1` echo -n "[$old_nice_val/$new_nice_val]," if [ $old_nice_val -eq 39 -a $old_nice_val -eq $new_nice_val ] then echo -n " [Equals 39,doing -1] " n_val="-1" elif [ $old_nice_val -eq 0 -a $old_nice_val -eq $new_nice_val ] then echo -n " [Equals 0,doing +1] " n_val="1" elif [ $new_nice_val -gt 39 -o $new_nice_val -lt 0 ] then echo " [Test Fail] " echo "FAIL: renice with step 1 ($proc1) (boundary value)" cnt="-1" elif [ $new_nice_val -eq $n_val1 -a $new_nice_val -eq $(($old_nice_val+1)) ] then cnt=$(($cnt + 1)) if [ $cnt -eq $loop_cnt ] then echo " [Test Pass] " echo "PASS: renice with step 1 ($proc1) (boundary value)" cnt="-1" fi else dif=`echo $(($new_nice_val-$old_nice_val))` dif=`echo ${dif/-}` if [ $dif -ne 1 ] then echo " [Test Fail] " echo "FAIL: renice with step 1 ($proc1) (boundary value)" cnt="-1" fi fi done # Boundary test End killall yes >/dev/null 2>&1