From: Bernhard Urban <lewurm@gmail.com>
Date: Wed, 31 Mar 2010 21:20:11 +0000 (+0200)
Subject: scanner: testcase-generator von georg
X-Git-Url: http://wien.tomnetworks.com/gitweb/?p=testub10.git;a=commitdiff_plain;h=2c9cf7104f3c039e475891dc588d981161b0d92c

scanner: testcase-generator von georg
---

diff --git a/scanner/georg.sh b/scanner/georg.sh
new file mode 100755
index 0000000..198db29
--- /dev/null
+++ b/scanner/georg.sh
@@ -0,0 +1,35 @@
+#! /bin/bash
+
+TCG=./georg_testcase-generator.sh
+DIR=~/abgabe/scanner
+ELF=~/abgabe/scanner/scanner
+
+make -C $DIR/
+
+while read DIGITS i
+do
+	PROGRAM=$ELF DIGITS=$DIGITS $TCG $i > /dev/null
+
+	mv -f $i.0.0 georg_$i.0
+	mv -f $i.0.1 georg_$i.out
+
+	rm -f $i.*.*
+
+done << EOF
+3	$(echo -ne ' :='	| xxd -ps)
+6	$(echo -ne ' /*1'	| xxd -ps)
+5	$(echo -ne ' if1'	| xxd -ps)
+4	$(echo -ne ' 0x1'	| xxd -ps)
+2	$(echo -ne ' \t\r\f\b'	| xxd -ps)
+EOF
+cat > /dev/null << EOF
+3	$(echo -ne '0123'	| xxd -ps)
+6	$(echo -ne ' if39'	| xxd -ps)
+7	$(echo -ne ' if0x1'	| xxd -ps)
+EOF
+
+make -C $DIR/ test
+
+## Georg Schiesser <e0307201/AT/student.tuwien.ac.at> @ UBVL 2010S # GPLv2
+## vim: filetype=sh shiftwidth=8 tabstop=8 noexpandtab nopaste:
+## EOF
diff --git a/scanner/georg_testcase-generator.sh b/scanner/georg_testcase-generator.sh
new file mode 100755
index 0000000..3f1e24e
--- /dev/null
+++ b/scanner/georg_testcase-generator.sh
@@ -0,0 +1,89 @@
+#! /bin/bash
+
+[ "$SCRIPT" ]	|| SCRIPT="$(basename $0)"
+[ "$PROGRAM" ]	|| PROGRAM='scanner'
+[ "$DIGITS" ]	|| DIGITS='3'
+
+if ! test $# -eq 1
+then
+	cat >&2 << EOF
+Usage:
+	[ PATH="\$PATH:/a/b" ] [ PROGRAM='$PROGRAM' ] [ DIGITS='$DIGITS' ] \\
+	$SCRIPT hexcharset
+
+Example:
+	PROGRAM='~/abgabe/scanner/scanner' DIGITS='6' \\
+	$SCRIPT 202f2a31 ## \$(echo -n ' /*1' | xxd -ps)
+	$SCRIPT 2009     ## \$(echo -ne ' \\t' | xxd -ps)
+	$SCRIPT 203a3d   ##  :=  ##  if0x1  #  \\t\\r
+	$SCRIPT 202f2a   ##  /*  ##  if39  ##  \\f\\b
+	$SCRIPT 202f2a31 ##  /*1  #  0x1  ### 0123
+	| sha1sum --check
+
+	scanner < 202f2a31.0.0 \\
+	| diff -u 202f2a31.0.1 - \\
+	|| (echo >&2 ERROR ; false)
+
+Result:
+	sha1sum hexcharset.retval.fileno
+
+Warning: first character in hexcharset behaves slightly differently.
+EOF
+	exit 1
+fi
+
+HEX="$1"
+HEX=$(echo "$HEX" | xxd -r -ps | xxd -ps | head -1)
+NUM=$(echo "$HEX" | xxd -r -ps | wc -c)
+
+if ! test $NUM -ge 2
+then
+	echo >&2 "ERROR: charset too small"
+	exit 1
+fi
+
+if ! test $NUM -le 16
+then
+	echo >&2 "ERROR: charset too big"
+	exit 1
+fi
+
+if ! ( echo | $PROGRAM )
+then
+	echo >&2 "ERROR: program failed"
+	exit 1
+fi
+
+MAX=$((NUM**(DIGITS)-1))
+SRC=$(seq 0 $((NUM-1)) | sed -e "1iobase=$NUM" | bc | tr -d '\n')
+
+rm -f $HEX.i.*
+rm -f $HEX.*.*
+
+for i in $(seq $MAX | sed -e "1iobase=$NUM" | bc)
+do
+	echo $i | tr "$SRC" "$(echo $HEX | xxd -r -ps)" > $HEX.i.0
+
+	cat $HEX.i.0 | $PROGRAM >$HEX.i.1 2>$HEX.i.2
+	RET=$?
+
+	cat $HEX.i.0 >> $HEX.$RET.0
+	cat $HEX.i.1 >> $HEX.$RET.1
+	cat $HEX.i.2 >> $HEX.$RET.2
+done
+
+rm -f $HEX.i.*
+sha1sum $HEX.*.*
+
+# WISHLIST
+# set -o pipefail
+# MD5 SHA1
+# *.[^0].* keep split
+# find -iname "$HEX.*.*" -ls
+# head $HEX.*.*
+# SCRIPT
+# multiple string args
+
+## Georg Schiesser <e0307201/AT/student.tuwien.ac.at> @ UBVL 2010S # GPLv2
+## vim: filetype=sh shiftwidth=8 tabstop=8 noexpandtab nopaste:
+## EOF