git verify-pack --verbose "$IDX" | grep "$HASH"
'
+test_expect_success 'fetching of missing objects works with ref-in-want enabled' '
+ # ref-in-want requires protocol version 2
+ git -C server config protocol.version 2 &&
+ git -C server config uploadpack.allowrefinwant 1 &&
+ git -C repo config protocol.version 2 &&
+
+ rm -rf repo/.git/objects/* &&
+ rm -f trace &&
+ GIT_TRACE_PACKET="$(pwd)/trace" git -C repo cat-file -p "$HASH" &&
+ grep "git< fetch=.*ref-in-want" trace
+'
+
+test_expect_success 'fetching of missing blobs works' '
+ rm -rf server repo &&
+ test_create_repo server &&
+ test_commit -C server foo &&
+ git -C server repack -a -d --write-bitmap-index &&
+
+ git clone "file://$(pwd)/server" repo &&
+ git hash-object repo/foo.t >blobhash &&
+ rm -rf repo/.git/objects/* &&
+
+ git -C server config uploadpack.allowanysha1inwant 1 &&
+ git -C server config uploadpack.allowfilter 1 &&
+ git -C repo config core.repositoryformatversion 1 &&
+ git -C repo config extensions.partialclone "origin" &&
+
+ git -C repo cat-file -p $(cat blobhash)
+'
+
+test_expect_success 'fetching of missing trees does not fetch blobs' '
+ rm -rf server repo &&
+ test_create_repo server &&
+ test_commit -C server foo &&
+ git -C server repack -a -d --write-bitmap-index &&
+
+ git clone "file://$(pwd)/server" repo &&
+ git -C repo rev-parse foo^{tree} >treehash &&
+ git hash-object repo/foo.t >blobhash &&
+ rm -rf repo/.git/objects/* &&
+
+ git -C server config uploadpack.allowanysha1inwant 1 &&
+ git -C server config uploadpack.allowfilter 1 &&
+ git -C repo config core.repositoryformatversion 1 &&
+ git -C repo config extensions.partialclone "origin" &&
+ git -C repo cat-file -p $(cat treehash) &&
+
+ # Ensure that the tree, but not the blob, is fetched
+ git -C repo rev-list --objects --missing=print $(cat treehash) >objects &&
+ grep "^$(cat treehash)" objects &&
+ grep "^[?]$(cat blobhash)" objects
+'
+
test_expect_success 'rev-list stops traversal at missing and promised commit' '
rm -rf repo &&
test_create_repo repo &&
git -C repo config core.repositoryformatversion 1 &&
git -C repo config extensions.partialclone "arbitrary string" &&
- git -C repo rev-list --exclude-promisor-objects --objects bar >out &&
+ GIT_TEST_COMMIT_GRAPH=0 git -C repo rev-list --exclude-promisor-objects --objects bar >out &&
grep $(git -C repo rev-parse bar) out &&
! grep $FOO out
'
git -C repo rev-list --exclude-promisor-objects --objects "$COMMIT" "$TREE" "$BLOB"
'
-test_expect_success 'gc does not repack promisor objects' '
+test_expect_success 'gc repacks promisor objects separately from non-promisor objects' '
rm -rf repo &&
test_create_repo repo &&
- test_commit -C repo my_commit &&
+ test_commit -C repo one &&
+ test_commit -C repo two &&
- TREE_HASH=$(git -C repo rev-parse HEAD^{tree}) &&
- HASH=$(printf "$TREE_HASH\n" | pack_as_from_promisor) &&
+ TREE_ONE=$(git -C repo rev-parse one^{tree}) &&
+ printf "$TREE_ONE\n" | pack_as_from_promisor &&
+ TREE_TWO=$(git -C repo rev-parse two^{tree}) &&
+ printf "$TREE_TWO\n" | pack_as_from_promisor &&
git -C repo config core.repositoryformatversion 1 &&
git -C repo config extensions.partialclone "arbitrary string" &&
git -C repo gc &&
- # Ensure that the promisor packfile still exists, and remove it
- test -e repo/.git/objects/pack/pack-$HASH.pack &&
- rm repo/.git/objects/pack/pack-$HASH.* &&
-
- # Ensure that the single other pack contains the commit, but not the tree
+ # Ensure that exactly one promisor packfile exists, and that it
+ # contains the trees but not the commits
+ ls repo/.git/objects/pack/pack-*.promisor >promisorlist &&
+ test_line_count = 1 promisorlist &&
+ PROMISOR_PACKFILE=$(sed "s/.promisor/.pack/" <promisorlist) &&
+ git verify-pack $PROMISOR_PACKFILE -v >out &&
+ grep "$TREE_ONE" out &&
+ grep "$TREE_TWO" out &&
+ ! grep "$(git -C repo rev-parse one)" out &&
+ ! grep "$(git -C repo rev-parse two)" out &&
+
+ # Remove the promisor packfile and associated files
+ rm $(sed "s/.promisor//" <promisorlist).* &&
+
+ # Ensure that the single other pack contains the commits, but not the
+ # trees
ls repo/.git/objects/pack/pack-*.pack >packlist &&
test_line_count = 1 packlist &&
git verify-pack repo/.git/objects/pack/pack-*.pack -v >out &&
- grep "$(git -C repo rev-parse HEAD)" out &&
- ! grep "$TREE_HASH" out
+ grep "$(git -C repo rev-parse one)" out &&
+ grep "$(git -C repo rev-parse two)" out &&
+ ! grep "$TREE_ONE" out &&
+ ! grep "$TREE_TWO" out
+'
+
+test_expect_success 'gc does not repack promisor objects if there are none' '
+ rm -rf repo &&
+ test_create_repo repo &&
+ test_commit -C repo one &&
+
+ git -C repo config core.repositoryformatversion 1 &&
+ git -C repo config extensions.partialclone "arbitrary string" &&
+ git -C repo gc &&
+
+ # Ensure that only one pack exists
+ ls repo/.git/objects/pack/pack-*.pack >packlist &&
+ test_line_count = 1 packlist
+'
+
+repack_and_check () {
+ rm -rf repo2 &&
+ cp -r repo repo2 &&
+ git -C repo2 repack $1 -d &&
+ git -C repo2 fsck &&
+
+ git -C repo2 cat-file -e $2 &&
+ git -C repo2 cat-file -e $3
+}
+
+test_expect_success 'repack -d does not irreversibly delete promisor objects' '
+ rm -rf repo &&
+ test_create_repo repo &&
+ git -C repo config core.repositoryformatversion 1 &&
+ git -C repo config extensions.partialclone "arbitrary string" &&
+
+ git -C repo commit --allow-empty -m one &&
+ git -C repo commit --allow-empty -m two &&
+ git -C repo commit --allow-empty -m three &&
+ git -C repo commit --allow-empty -m four &&
+ ONE=$(git -C repo rev-parse HEAD^^^) &&
+ TWO=$(git -C repo rev-parse HEAD^^) &&
+ THREE=$(git -C repo rev-parse HEAD^) &&
+
+ printf "$TWO\n" | pack_as_from_promisor &&
+ printf "$THREE\n" | pack_as_from_promisor &&
+ delete_object repo "$ONE" &&
+
+ repack_and_check -a "$TWO" "$THREE" &&
+ repack_and_check -A "$TWO" "$THREE" &&
+ repack_and_check -l "$TWO" "$THREE"
'
test_expect_success 'gc stops traversal when a missing but promised object is reached' '