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-rwxr-xr-xtestsuite/check.sh48
1 files changed, 36 insertions, 12 deletions
diff --git a/testsuite/check.sh b/testsuite/check.sh
index f03377f..71cabc4 100755
--- a/testsuite/check.sh
+++ b/testsuite/check.sh
@@ -1,6 +1,6 @@
#! /bin/sh
# check script for Lzd - Educational decompressor for lzip files
-# Copyright (C) 2013-2016 Antonio Diaz Diaz.
+# Copyright (C) 2013-2017 Antonio Diaz Diaz.
#
# This script is free software: you have unlimited permission
# to copy, distribute and modify it.
@@ -17,6 +17,13 @@ if [ ! -f "${LZIP}" ] || [ ! -x "${LZIP}" ] ; then
exit 1
fi
+[ -e "${LZIP}" ] 2> /dev/null ||
+ {
+ echo "$0: a POSIX shell is required to run the tests"
+ echo "Try bash -c \"$0 $1 $2\""
+ exit 1
+ }
+
if [ -d tmp ] ; then rm -rf tmp ; fi
mkdir tmp
cd "${objdir}"/tmp || framework_failure
@@ -24,24 +31,41 @@ cd "${objdir}"/tmp || framework_failure
in="${testdir}"/test.txt
in_lz="${testdir}"/test.txt.lz
fail=0
+test_failed() { fail=1 ; printf " $1" ; [ -z "$2" ] || printf "($2)" ; }
printf "testing lzd-%s..." "$2"
"${LZIP}" < "${in}" 2> /dev/null
-if [ $? = 2 ] ; then printf . ; else printf - ; fail=1 ; fi
-dd if="${in_lz}" bs=1 count=6 2> /dev/null | "${LZIP}" 2> /dev/null
-if [ $? = 2 ] ; then printf . ; else printf - ; fail=1 ; fi
-dd if="${in_lz}" bs=1 count=20 2> /dev/null | "${LZIP}" > /dev/null 2>&1
-if [ $? = 2 ] ; then printf . ; else printf - ; fail=1 ; fi
+[ $? = 2 ] || test_failed $LINENO
-"${LZIP}" < "${in_lz}" > copy || fail=1
-cmp "${in}" copy || fail=1
-printf .
+"${LZIP}" < "${in_lz}" > copy || test_failed $LINENO
+cmp "${in}" copy || test_failed $LINENO
cat "${in}" "${in}" > in2 || framework_failure
-cat "${in_lz}" "${in_lz}" | "${LZIP}" > copy2 || fail=1
-cmp in2 copy2 || fail=1
-printf .
+cat "${in_lz}" "${in_lz}" > in2.lz || framework_failure
+"${LZIP}" < in2.lz > copy2 || test_failed $LINENO
+cmp in2 copy2 || test_failed $LINENO
+
+printf "\ntesting bad input..."
+
+cat "${in_lz}" "${in_lz}" "${in_lz}" > in3.lz || framework_failure
+if dd if=in3.lz of=trunc.lz bs=14752 count=1 2> /dev/null &&
+ [ -e trunc.lz ] && cmp in2.lz trunc.lz > /dev/null 2>&1 ; then
+# can't detect truncated header of non-first member
+ for i in 6 20 14734 14758 ; do
+ dd if=in3.lz of=trunc.lz bs=$i count=1 2> /dev/null
+ "${LZIP}" < trunc.lz > out 2> /dev/null
+ [ $? = 2 ] || test_failed $LINENO $i
+ done
+else
+ printf "\nwarning: skipping truncation test: 'dd' does not work on your system."
+fi
+
+cat "${in_lz}" > ingin.lz || framework_failure
+printf "g" >> ingin.lz || framework_failure
+cat "${in_lz}" >> ingin.lz || framework_failure
+"${LZIP}" < ingin.lz > copy || test_failed $LINENO
+cmp "${in}" copy || test_failed $LINENO
echo
if [ ${fail} = 0 ] ; then