1 #!/bin/bash 2 3 # Copyright 2013 Divya Kothari <divya.s.kothari (at] gmail.com> 4 # Copyright 2013 Robin Mittal <robinmittal.it (at] gmail.com> 5 6 #cleaning 'yes' processes 7 killall yes >/dev/null 2>&1 8 9 [ -f testing.sh ] && . testing.sh 10 11 #testing "name" "command" "result" "infile" "stdin" 12 13 # Starting processes to test pgrep command 14 yes >/dev/null & 15 proc=$! 16 #echo "# Process created with id: $proc" 17 sleep .1 18 session_id=0 19 proc_parent=`cat /proc/${proc}/stat | cut -d' ' -f4` 20 #echo "# Parent Process id of $proc is $proc_parent" 21 22 # Testcases for pgrep command 23 testing "pattern" "pgrep yes" "$proc\n" "" "" 24 testing "wildCardPattern" "pgrep ^y.*s$" "$proc\n" "" "" 25 testing "-l pattern" "pgrep -l yes" "$proc yes\n" "" "" 26 testing "-f pattern" "pgrep -f yes" "$proc\n" "" "" 27 testing "-n pattern" "pgrep -n yes" "$proc\n" "" "" 28 testing "-o pattern" "pgrep -o yes" "$proc\n" "" "" 29 testing "-s" "pgrep -s $session_id yes" "$proc\n" "" "" 30 testing "-P" "pgrep -P $proc_parent yes" "$proc\n" "" "" 31 32 testing "return success" "pgrep yes && echo success" "$proc\nsuccess\n" "" "" 33 testing "return failure" "pgrep almost-certainly-not || echo failure" \ 34 "failure\n" "" "" 35 36 #Clean-up 37 kill -9 $proc 38