159 lines
4.0 KiB
Bash
Executable File
159 lines
4.0 KiB
Bash
Executable File
#!/bin/bash
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#
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# tester.sh - reads testcases from file and tests busybox applets vs GNU
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# counterparts
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#
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# This should be run from within the tests/ directory. Before you run it, you
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# should compile up a busybox that has all applets and all features turned on.
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# set up defaults (can be changed with cmd-line options)
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BUSYBOX=../busybox
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TESTCASES=testcases
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LOGFILE=tester.log
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BB_OUT=bb.out
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GNU_OUT=gnu.out
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SETUP=""
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CLEANUP=""
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KEEPTMPFILES="no"
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DEBUG=2
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#while getopts 'p:t:l:b:g:s:c:kd:' opt
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while getopts 'p:t:l:s:c:kd:' opt
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do
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case $opt in
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p) BUSYBOX=$OPTARG; ;;
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t) TESTCASES=$OPTARG; ;;
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l) LOGFILE=$OPTARG; ;;
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# b) BB_OUT=$OPTARG; ;;
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# g) GNU_OUT=$OPTARG; ;;
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s) SETUP=$OPTARG; ;;
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c) CLEANUP=$OPTARG; ;;
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k) KEEPTMPFILES="yes"; ;;
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d) DEBUG=$OPTARG; ;;
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*)
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echo "usage: $0 [-ptlbgsc]"
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echo " -p PATH path to busybox executable (default=$BUSYBOX)"
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echo " -t FILE run testcases in FILE (default=$TESTCASES)"
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echo " -l FILE log test results in FILE (default=$LOGFILE)"
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# echo " -b FILE store temporary busybox output in FILE"
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# echo " -g FILE store temporary GNU output in FILE"
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echo " -s FILE (setup) run commands in FILE before testcases"
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echo " -c FILE (cleanup) run commands in FILE after testcases"
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echo " -k keep temporary output files (don't delete them)"
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echo " -d NUM set level of debugging output"
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echo " 0 = no output"
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echo " 1 = output failures / whoops lines only"
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echo " 2 = (default) output setup / cleanup msgs and testcase lines"
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echo " 3+= other debug noise (internal stuff)"
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exit 1
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;;
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esac
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done
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#shift `expr $OPTIND - 1`
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# maybe print some debug output
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if [ $DEBUG -ge 3 ]
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then
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echo "BUSYBOX=$BUSYBOX"
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echo "TESTCASES=$TESTCASES"
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echo "LOGFILE=$LOGFILE"
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echo "BB_OUT=$BB_OUT"
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echo "GNU_OUT=$GNU_OUT"
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echo "SETUP=$SETUP"
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echo "CLEANUP=$CLEANUP"
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echo "DEBUG=$DEBUG"
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fi
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# do sanity checks
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if [ ! -e $BUSYBOX ]
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then
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echo "Busybox executable: $BUSYBOX not found!"
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exit 1
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fi
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if [ ! -e $TESTCASES ]
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then
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echo "Testcases file: $TESTCASES not found!"
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exit 1
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fi
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# do normal setup
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[ -e $LOGFILE ] && rm $LOGFILE
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unalias -a # gets rid of aliases that might create different output
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# do extra setup (if any)
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if [ ! -z "$SETUP" ]
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then
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[ $DEBUG -ge 2 ] && echo "running setup commands in $SETUP"
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source $SETUP
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fi
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# go through each line in the testcase file
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cat $TESTCASES | while read line
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do
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#echo $line
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# only process non-blank lines and non-comment lines
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if [ "$line" ]
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then
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if [ `echo "$line" | cut -c1` != "#" ]
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then
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# test if the applet was compiled into busybox
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# (this only tests the applet at the beginning of the line)
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#applet=`echo $line | cut -d' ' -f1`
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applet=`echo $line | sed 's/\(^[^ ;]*\)[ ;].*/\1/'`
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$BUSYBOX 2>&1 | grep -qw $applet
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if [ $? -eq 1 ]
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then
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echo "WHOOPS: $applet not compiled into busybox" | tee -a $LOGFILE
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else
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# execute line using gnu / system programs
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[ $DEBUG -ge 2 ] && echo "testing: $line" | tee -a $LOGFILE
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sh -c "$line" > $GNU_OUT
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# change line to include "busybox" before every statement
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line="$BUSYBOX $line"
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# is this a bash-2-ism?
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# line=${line//;/; $BUSYBOX }
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# line=${line//|/| $BUSYBOX }
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# assume $BUSYBOX has no commas
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line=`echo $line | sed -e 's,;,; '$BUSYBOX, \
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-e 's,|,| '$BUSYBOX,`
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# execute line using busybox programs
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[ $DEBUG -ge 2 ] && echo "testing: $line" | tee -a $LOGFILE
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sh -c "$line" > $BB_OUT
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# see if they match
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diff -q $BB_OUT $GNU_OUT > /dev/null
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if [ $? -eq 1 ]
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then
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[ $DEBUG -ge 1 ] && echo "FAILED: $line" | tee -a $LOGFILE
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diff -u $BB_OUT $GNU_OUT >> $LOGFILE
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fi
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fi
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fi
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fi
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done
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[ $DEBUG -gt 0 ] && echo "Finished. Results are in $LOGFILE"
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# do normal cleanup
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[ "$KEEPTMPFILES" = "no" ] && rm -f $BB_OUT $GNU_OUT
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# do extra cleanup (if any)
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if [ ! -z "$CLEANUP" ]
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then
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[ $DEBUG -ge 2 ] && echo "running cleanup commands in $CLEANUP"
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source $CLEANUP
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fi
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