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#!/usr/bin/env bash
. "$(dirname "$0")/testlib.sh"
begin_test "multiple revs with same OID get pushed once"
(
set -e
reponame="multiple-revs-one-oid"
setup_remote_repo "$reponame"
clone_repo "$reponame" "$reponame"
git lfs track "*.dat"
git add .gitattributes
git commit -m "initial commit"
contents="contents"
contents_oid="$(calc_oid "$contents")"
# Stash the contents of the file that we want to commit in .git/lfs/objects.
object_dir="$(echo $contents_oid \
| awk '{ print substr($0, 1, 2) "/" substr($0, 3, 2) }')"
mkdir -p ".git/lfs/objects/$object_dir"
printf "%s" "$contents" > ".git/lfs/objects/$object_dir/$contents_oid"
# Create a pointer with the old "http://git-media.io" spec
legacy_pointer="$(pointer $contents_oid 8 http://git-media.io/v/2)"
# Create a pointer with the latest spec to create a modification, but leave
# the OID untouched.
latest_pointer="$(pointer $contents_oid 8)"
# Commit the legacy pointer
printf "%s" "$legacy_pointer" > a.dat
git add a.dat
git commit -m "commit legacy"
# Commit the new pointer, causing a diff on a.dat, but leaving the OID
# unchanged.
printf "%s" "$latest_pointer" > a.dat
git add a.dat
git commit -m "commit latest"
# Delay the push until here, so the server doesn't have a copy of the OID that
# we're trying to push.
git push origin main 2>&1 | tee push.log
grep "Uploading LFS objects: 100% (1/1), 8 B" push.log
assert_server_object "$reponame" "$contents_oid"
)
end_test
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