! test -e "$HTTPD_ROOT_PATH/one-time-sed"
'
+test_expect_success 'when partial cloning, tolerate server not sending target of tag' '
+ SERVER="$HTTPD_DOCUMENT_ROOT_PATH/server" &&
+ rm -rf "$SERVER" repo &&
+ test_create_repo "$SERVER" &&
+ test_commit -C "$SERVER" foo &&
+ test_config -C "$SERVER" uploadpack.allowfilter 1 &&
+ test_config -C "$SERVER" uploadpack.allowanysha1inwant 1 &&
+
+ # Create an annotated tag pointing to a blob.
+ BLOB=$(echo blob-contents | git -C "$SERVER" hash-object --stdin -w) &&
+ git -C "$SERVER" tag -m message -a myblob "$BLOB" &&
+
+ # Craft a packfile including the tag, but not the blob it points to.
+ # Also, omit objects referenced from HEAD in order to force a second
+ # fetch (to fetch missing objects) upon the automatic checkout that
+ # happens after a clone.
+ printf "%s\n%s\n--not\n%s\n%s\n" \
+ $(git -C "$SERVER" rev-parse HEAD) \
+ $(git -C "$SERVER" rev-parse myblob) \
+ $(git -C "$SERVER" rev-parse HEAD^{tree}) \
+ $(git -C "$SERVER" rev-parse myblob^{blob}) |
+ git -C "$SERVER" pack-objects --thin --stdout >incomplete.pack &&
+
+ # Replace the existing packfile with the crafted one. The protocol
+ # requires that the packfile be sent in sideband 1, hence the extra
+ # \x01 byte at the beginning.
+ printf "1,/packfile/!c %04x\\\\x01%s0000" \
+ "$(($(wc -c <incomplete.pack) + 5))" \
+ "$(sed_escape <incomplete.pack)" \
+ >"$HTTPD_ROOT_PATH/one-time-sed" &&
+
+ # Use protocol v2 because the sed command looks for the "packfile"
+ # section header.
+ test_config -C "$SERVER" protocol.version 2 &&
+
+ # Exercise to make sure it works.
+ git -c protocol.version=2 clone \
+ --filter=blob:none $HTTPD_URL/one_time_sed/server repo 2> err &&
+ ! grep "missing object referenced by" err &&
+
+ # Ensure that the one-time-sed script was used.
+ ! test -e "$HTTPD_ROOT_PATH/one-time-sed"
+'
+
stop_httpd
test_done