+# This test is tricky. We need large enough "have"s that fetch-pack
+# will put pkt-flush in between. Then we need a "have" the server
+# does not have, it'll send "ACK %s ready"
+test_expect_success 'no shallow lines after receiving ACK ready' '
+ (
+ cd shallow &&
+ for i in $(test_seq 10)
+ do
+ git checkout --orphan unrelated$i &&
+ test_commit unrelated$i &&
+ git push -q "$HTTPD_DOCUMENT_ROOT_PATH/repo.git" \
+ refs/heads/unrelated$i:refs/heads/unrelated$i &&
+ git push -q ../clone/.git \
+ refs/heads/unrelated$i:refs/heads/unrelated$i ||
+ exit 1
+ done &&
+ git checkout master &&
+ test_commit new &&
+ git push "$HTTPD_DOCUMENT_ROOT_PATH/repo.git" master
+ ) &&
+ (
+ cd clone &&
+ git checkout --orphan newnew &&
+ test_commit new-too &&
+ GIT_TRACE_PACKET="$TRASH_DIRECTORY/trace" git fetch --depth=2 &&
+ grep "fetch-pack< ACK .* ready" ../trace &&
+ ! grep "fetch-pack> done" ../trace
+ )
+'
+