scanner: testcase-generator von georg

diff --git a/scanner/georg.sh b/scanner/georg.sh
new file mode 100755 (executable)
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 (executable)
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