test_expect_success \
'setup' \
'rm -f .git/index*
- for i in a b c
- do
- dd if=/dev/zero bs=4k count=1 | perl -pe "y/\\000/$i/" >$i &&
- git update-index --add $i || return 1
- done &&
+ perl -e "print \"a\" x 4096;" > a &&
+ perl -e "print \"b\" x 4096;" > b &&
+ perl -e "print \"c\" x 4096;" > c &&
+ git update-index --add a b c &&
cat c >d && echo foo >>d && git update-index --add d &&
tree=`git write-tree` &&
commit=`git commit-tree $tree </dev/null` && {
test_expect_success \
'verify-pack catches a corrupted pack signature' \
'cat test-1-${packname_1}.pack >test-3.pack &&
- dd if=/dev/zero of=test-3.pack count=1 bs=1 conv=notrunc seek=2 &&
+ echo | dd of=test-3.pack count=1 bs=1 conv=notrunc seek=2 &&
if git verify-pack test-3.idx
then false
else :;
test_expect_success \
'verify-pack catches a corrupted pack version' \
'cat test-1-${packname_1}.pack >test-3.pack &&
- dd if=/dev/zero of=test-3.pack count=1 bs=1 conv=notrunc seek=7 &&
+ echo | dd of=test-3.pack count=1 bs=1 conv=notrunc seek=7 &&
if git verify-pack test-3.idx
then false
else :;
test_expect_success \
'verify-pack catches a corrupted type/size of the 1st packed object data' \
'cat test-1-${packname_1}.pack >test-3.pack &&
- dd if=/dev/zero of=test-3.pack count=1 bs=1 conv=notrunc seek=12 &&
+ echo | dd of=test-3.pack count=1 bs=1 conv=notrunc seek=12 &&
if git verify-pack test-3.idx
then false
else :;
'l=`wc -c <test-3.idx` &&
l=`expr $l - 20` &&
cat test-1-${packname_1}.pack >test-3.pack &&
- dd if=/dev/zero of=test-3.idx count=20 bs=1 conv=notrunc seek=$l &&
+ printf "%20s" "" | dd of=test-3.idx count=20 bs=1 conv=notrunc seek=$l &&
if git verify-pack test-3.pack
then false
else :;