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-rwxr-xr-xt/t5318-commit-graph.sh2
-rwxr-xr-xt/t5562-http-backend-content-length.sh4
-rw-r--r--t/test-lib-functions.sh13
3 files changed, 16 insertions, 3 deletions
diff --git a/t/t5318-commit-graph.sh b/t/t5318-commit-graph.sh
index 16d10ebce8..d4bd1522fe 100755
--- a/t/t5318-commit-graph.sh
+++ b/t/t5318-commit-graph.sh
@@ -383,7 +383,7 @@ corrupt_graph_and_verify() {
cp $objdir/info/commit-graph commit-graph-backup &&
printf "$data" | dd of="$objdir/info/commit-graph" bs=1 seek="$pos" conv=notrunc &&
dd of="$objdir/info/commit-graph" bs=1 seek="$zero_pos" count=0 &&
- dd if=/dev/zero of="$objdir/info/commit-graph" bs=1 seek="$zero_pos" count=$(($orig_size - $zero_pos)) &&
+ generate_zero_bytes $(($orig_size - $zero_pos)) >>"$objdir/info/commit-graph" &&
test_must_fail git commit-graph verify 2>test_err &&
grep -v "^+" test_err >err &&
test_i18ngrep "$grepstr" err
diff --git a/t/t5562-http-backend-content-length.sh b/t/t5562-http-backend-content-length.sh
index 90d890d02f..bbadde2c6e 100755
--- a/t/t5562-http-backend-content-length.sh
+++ b/t/t5562-http-backend-content-length.sh
@@ -143,14 +143,14 @@ test_expect_success GZIP 'push gzipped empty' '
test_expect_success 'CONTENT_LENGTH overflow ssite_t' '
NOT_FIT_IN_SSIZE=$(ssize_b100dots) &&
- env \
+ generate_zero_bytes infinity | env \
CONTENT_TYPE=application/x-git-upload-pack-request \
QUERY_STRING=/repo.git/git-upload-pack \
PATH_TRANSLATED="$PWD"/.git/git-upload-pack \
GIT_HTTP_EXPORT_ALL=TRUE \
REQUEST_METHOD=POST \
CONTENT_LENGTH="$NOT_FIT_IN_SSIZE" \
- git http-backend </dev/zero >/dev/null 2>err &&
+ git http-backend >/dev/null 2>err &&
grep "fatal:.*CONTENT_LENGTH" err
'
diff --git a/t/test-lib-functions.sh b/t/test-lib-functions.sh
index 969e2ba6da..094c07748a 100644
--- a/t/test-lib-functions.sh
+++ b/t/test-lib-functions.sh
@@ -116,6 +116,19 @@ remove_cr () {
tr '\015' Q | sed -e 's/Q$//'
}
+# Generate an output of $1 bytes of all zeroes (NULs, not ASCII zeroes).
+# If $1 is 'infinity', output forever or until the receiving pipe stops reading,
+# whichever comes first.
+generate_zero_bytes () {
+ perl -e 'if ($ARGV[0] == "infinity") {
+ while (-1) {
+ print "\0"
+ }
+ } else {
+ print "\0" x $ARGV[0]
+ }' "$@"
+}
+
# In some bourne shell implementations, the "unset" builtin returns
# nonzero status when a variable to be unset was not set in the first
# place.