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#! /bin/sh
. test/test.sh
get_part_start() {
#We want to fail the test if the caller passed garbage
if [ "$#" -ne 2 ] || ! grep -q "$2" "$1" ; then
fail_test;
fi
grep "$2" "$1" | cut -f2 -d, | xargs printf "%d";
}
get_part_len() {
#We want to fail the test if the caller passed garbage
if [ "$#" -ne 2 ] || ! grep -q "$2" "$1" ; then
fail_test;
fi
grep "$2" "$1" | cut -f3 -d, | xargs printf "%d";
}
get_part_end() {
start=$(get_part_start "$1" "$2");
len=$(get_part_len "$1" "$2");
expr "$start" \+ "$len";
}
cmp_with_ff() {
if [ "$#" -ne 3 ] ; then
fail_test;
fi
file="$1";
start="$2";
len="$3";
blank=$(mktemp --tmpdir="$DATA_DIR" blank.pnorXXXXXX);
dd status=none if=/dev/zero bs="$len" count=1 | tr '\000' '\377' > "$blank"
cmp --bytes="$len" --ignore-initial="$start:0" "$file" "$blank";
if [ "$?" -ne 0 ] ; then
fail_test;
fi
#fail_test; will trigger a cleanup straight away
rm $blank;
}
#The reason for it is that this way there is a completely independant
#way of calculating checksums so if checksums fail, we can be
#confident its because libflash/libffs changed
update_checksum() {
if [ "$#" -ne 2 ] ; then
fail_test;
fi
file=$1;
part=$2;
dd if="$file" bs=1 skip="$part" count=124 status=none | perl -e 'use integer; binmode STDIN; binmode STDOUT; my $result=0; while (read STDIN, $word, 4) { $result = $result ^ unpack("N", $word); } print pack("N",$result)' | dd of="$file" seek="$(expr $part \+ 124)" bs=1 count=4 status=none conv=notrunc
}
run_tests "test/tests/*" "test/results" "test/files"
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