Created new regression testing framework with a number of testcases (many more
can be added). Also changed 'test' target in makefile to run the new
tester.sh. (Hopefully, we should be able to remove all the tests/*.mk files
soon.)
diff --git a/tests/tester.sh b/tests/tester.sh
new file mode 100755
index 0000000..bb49609
--- /dev/null
+++ b/tests/tester.sh
@@ -0,0 +1,104 @@
+#!/bin/bash
+#
+# tester.sh - reads testcases from file and tests busybox applets vs GNU
+# counterparts
+#
+
+# set up defaults (can be changed with cmd-line options)
+BUSYBOX=../busybox
+TESTCASES=testcases
+LOGFILE=tester.log
+BB_OUT=bb.out
+GNU_OUT=gnu.out
+SETUP=""
+CLEANUP=""
+
+# internal-use vars
+fail_only=0
+
+
+while getopts 'p:t:l:b:g:s:c:f' opt
+do
+ case $opt in
+ p) BUSYBOX=$OPTARG; ;;
+ t) TESTCASES=$OPTARG; ;;
+ l) LOGFILE=$OPTARG; ;;
+ b) BB_OUT=$OPTARG; ;;
+ g) GNU_OUT=$OPTARG; ;;
+ s) SETUP=$OPTARG; ;;
+ c) CLEANUP=$OPTARG; ;;
+ f) fail_only=1; ;;
+ *)
+ echo "usage: $0 [-ptlbgsc]"
+ echo " -p PATH path to busybox executable"
+ echo " -t FILE run testcases in FILE"
+ echo " -l FILE log test results in FILE"
+ echo " -b FILE store temporary busybox output in FILE"
+ echo " -g FILE store temporary GNU output in FILE"
+ echo " -s FILE (setup) run commands in FILE before testcases"
+ echo " -c FILE (cleanup) run commands in FILE after testcases"
+ echo " -f display only testcases that fail"
+ exit 1
+ ;;
+ esac
+done
+#shift `expr $OPTIND - 1`
+
+
+# do normal setup
+[ -e $LOGFILE ] && rm $LOGFILE
+unalias -a # gets rid of aliases that might create different output
+
+# do extra setup (if any)
+if [ ! -z $SETUP ]
+then
+ echo "running setup commands in $SETUP"
+ sh $SETUP
+ # XXX: Would 'eval' or 'source' work better instead of 'sh'?
+fi
+
+
+# go through each line in the testcase file
+cat $TESTCASES | while read line
+do
+ #echo $line
+ # only process non-blank lines and non-comment lines
+ if [ "$line" ]
+ then
+ if [ `echo "$line" | cut -c1` != "#" ]
+ then
+ [ $fail_only -eq 0 ] && echo "testing: $line" | tee -a $LOGFILE
+
+ # test if the applet was compiled into busybox
+ applet=`echo $line | cut -d' ' -f1`
+ $BUSYBOX 2>&1 | grep -qw $applet
+ if [ $? -eq 1 ]
+ then
+ echo "WHOOPS: $applet not compiled into busybox" | tee -a $LOGFILE
+ else
+ $BUSYBOX $line > $BB_OUT
+ $line > $GNU_OUT
+ diff -q $BB_OUT $GNU_OUT > /dev/null
+ if [ $? -eq 1 ]
+ then
+ echo "FAILED: $line" | tee -a $LOGFILE
+ diff -u $BB_OUT $GNU_OUT >> $LOGFILE
+ fi
+ fi
+ fi
+ fi
+done
+
+echo "Finished. Results are in $LOGFILE"
+
+
+# do normal cleanup
+rm -f $BB_OUT $GNU_OUT
+
+# do extra cleanup (if any)
+if [ ! -z $CLEANUP ]
+then
+ echo "running cleanup commands in $CLEANUP"
+ sh $CLEANUP
+ # XXX: Would 'eval' or 'source' work better instead of 'sh'?
+fi