pack_as_from_promisor () {
HASH=$(git -C repo pack-objects .git/objects/pack/pack) &&
- >repo/.git/objects/pack/pack-$HASH.promisor
+ >repo/.git/objects/pack/pack-$HASH.promisor &&
+ echo $HASH
}
promise_and_delete () {
HASH=$(git -C repo rev-parse "$1") &&
git -C repo tag -a -m message my_annotated_tag "$HASH" &&
git -C repo rev-parse my_annotated_tag | pack_as_from_promisor &&
- git -C repo tag -d my_annotated_tag &&
+ # tag -d prints a message to stdout, so redirect it
+ git -C repo tag -d my_annotated_tag >/dev/null &&
delete_object repo "$HASH"
}
+test_expect_success 'extensions.partialclone without filter' '
+ test_create_repo server &&
+ git clone --filter="blob:none" "file://$(pwd)/server" client &&
+ git -C client config --unset core.partialclonefilter &&
+ git -C client fetch origin
+'
+
test_expect_success 'missing reflog object, but promised by a commit, passes fsck' '
+ rm -rf repo &&
test_create_repo repo &&
test_commit -C repo my_commit &&
git -C repo fsck
'
+test_expect_success 'missing object, but promised, passes fsck' '
+ rm -rf repo &&
+ test_create_repo repo &&
+ test_commit -C repo 1 &&
+ test_commit -C repo 2 &&
+ test_commit -C repo 3 &&
+ git -C repo tag -a annotated_tag -m "annotated tag" &&
+
+ C=$(git -C repo rev-parse 1) &&
+ T=$(git -C repo rev-parse 2^{tree}) &&
+ B=$(git hash-object repo/3.t) &&
+ AT=$(git -C repo rev-parse annotated_tag) &&
+
+ promise_and_delete "$C" &&
+ promise_and_delete "$T" &&
+ promise_and_delete "$B" &&
+ promise_and_delete "$AT" &&
+
+ git -C repo config core.repositoryformatversion 1 &&
+ git -C repo config extensions.partialclone "arbitrary string" &&
+ git -C repo fsck
+'
+
+test_expect_success 'missing CLI object, but promised, passes fsck' '
+ rm -rf repo &&
+ test_create_repo repo &&
+ test_commit -C repo my_commit &&
+
+ A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
+ promise_and_delete "$A" &&
+
+ git -C repo config core.repositoryformatversion 1 &&
+ git -C repo config extensions.partialclone "arbitrary string" &&
+ git -C repo fsck "$A"
+'
+
+test_expect_success 'fetching of missing objects' '
+ rm -rf repo &&
+ test_create_repo server &&
+ test_commit -C server foo &&
+ git -C server repack -a -d --write-bitmap-index &&
+
+ git clone "file://$(pwd)/server" repo &&
+ HASH=$(git -C repo rev-parse foo) &&
+ rm -rf repo/.git/objects/* &&
+
+ git -C repo config core.repositoryformatversion 1 &&
+ git -C repo config extensions.partialclone "origin" &&
+ git -C repo cat-file -p "$HASH" &&
+
+ # Ensure that the .promisor file is written, and check that its
+ # associated packfile contains the object
+ ls repo/.git/objects/pack/pack-*.promisor >promisorlist &&
+ test_line_count = 1 promisorlist &&
+ IDX=$(cat promisorlist | sed "s/promisor$/idx/") &&
+ git verify-pack --verbose "$IDX" | grep "$HASH"
+'
+
+test_expect_success 'rev-list stops traversal at missing and promised commit' '
+ rm -rf repo &&
+ test_create_repo repo &&
+ test_commit -C repo foo &&
+ test_commit -C repo bar &&
+
+ FOO=$(git -C repo rev-parse foo) &&
+ promise_and_delete "$FOO" &&
+
+ 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 &&
+ grep $(git -C repo rev-parse bar) out &&
+ ! grep $FOO out
+'
+
+test_expect_success 'rev-list stops traversal at missing and promised tree' '
+ rm -rf repo &&
+ test_create_repo repo &&
+ test_commit -C repo foo &&
+ mkdir repo/a_dir &&
+ echo something >repo/a_dir/something &&
+ git -C repo add a_dir/something &&
+ git -C repo commit -m bar &&
+
+ # foo^{tree} (tree referenced from commit)
+ TREE=$(git -C repo rev-parse foo^{tree}) &&
+
+ # a tree referenced by HEAD^{tree} (tree referenced from tree)
+ TREE2=$(git -C repo ls-tree HEAD^{tree} | grep " tree " | head -1 | cut -b13-52) &&
+
+ promise_and_delete "$TREE" &&
+ promise_and_delete "$TREE2" &&
+
+ git -C repo config core.repositoryformatversion 1 &&
+ git -C repo config extensions.partialclone "arbitrary string" &&
+ git -C repo rev-list --exclude-promisor-objects --objects HEAD >out &&
+ grep $(git -C repo rev-parse foo) out &&
+ ! grep $TREE out &&
+ grep $(git -C repo rev-parse HEAD) out &&
+ ! grep $TREE2 out
+'
+
+test_expect_success 'rev-list stops traversal at missing and promised blob' '
+ rm -rf repo &&
+ test_create_repo repo &&
+ echo something >repo/something &&
+ git -C repo add something &&
+ git -C repo commit -m foo &&
+
+ BLOB=$(git -C repo hash-object -w something) &&
+ promise_and_delete "$BLOB" &&
+
+ git -C repo config core.repositoryformatversion 1 &&
+ git -C repo config extensions.partialclone "arbitrary string" &&
+ git -C repo rev-list --exclude-promisor-objects --objects HEAD >out &&
+ grep $(git -C repo rev-parse HEAD) out &&
+ ! grep $BLOB out
+'
+
+test_expect_success 'rev-list stops traversal at promisor commit, tree, and blob' '
+ rm -rf repo &&
+ test_create_repo repo &&
+ test_commit -C repo foo &&
+ test_commit -C repo bar &&
+ test_commit -C repo baz &&
+
+ COMMIT=$(git -C repo rev-parse foo) &&
+ TREE=$(git -C repo rev-parse bar^{tree}) &&
+ BLOB=$(git hash-object repo/baz.t) &&
+ printf "%s\n%s\n%s\n" $COMMIT $TREE $BLOB | pack_as_from_promisor &&
+
+ git -C repo config core.repositoryformatversion 1 &&
+ git -C repo config extensions.partialclone "arbitrary string" &&
+ git -C repo rev-list --exclude-promisor-objects --objects HEAD >out &&
+ ! grep $COMMIT out &&
+ ! grep $TREE out &&
+ ! grep $BLOB out &&
+ grep $(git -C repo rev-parse bar) out # sanity check that some walking was done
+'
+
+test_expect_success 'rev-list accepts missing and promised objects on command line' '
+ rm -rf repo &&
+ test_create_repo repo &&
+ test_commit -C repo foo &&
+ test_commit -C repo bar &&
+ test_commit -C repo baz &&
+
+ COMMIT=$(git -C repo rev-parse foo) &&
+ TREE=$(git -C repo rev-parse bar^{tree}) &&
+ BLOB=$(git hash-object repo/baz.t) &&
+
+ promise_and_delete $COMMIT &&
+ promise_and_delete $TREE &&
+ promise_and_delete $BLOB &&
+
+ git -C repo config core.repositoryformatversion 1 &&
+ git -C repo config extensions.partialclone "arbitrary string" &&
+ git -C repo rev-list --exclude-promisor-objects --objects "$COMMIT" "$TREE" "$BLOB"
+'
+
+test_expect_success 'gc does not repack promisor objects' '
+ rm -rf repo &&
+ test_create_repo repo &&
+ test_commit -C repo my_commit &&
+
+ TREE_HASH=$(git -C repo rev-parse HEAD^{tree}) &&
+ HASH=$(printf "$TREE_HASH\n" | pack_as_from_promisor) &&
+
+ git -C repo config core.repositoryformatversion 1 &&
+ git -C repo config extensions.partialclone "arbitrary string" &&
+ git -C repo gc &&
+
+ # Ensure that the promisor packfile still exists, and remove it
+ test -e repo/.git/objects/pack/pack-$HASH.pack &&
+ rm repo/.git/objects/pack/pack-$HASH.* &&
+
+ # Ensure that the single other pack contains the commit, but not the tree
+ ls repo/.git/objects/pack/pack-*.pack >packlist &&
+ test_line_count = 1 packlist &&
+ git verify-pack repo/.git/objects/pack/pack-*.pack -v >out &&
+ grep "$(git -C repo rev-parse HEAD)" out &&
+ ! grep "$TREE_HASH" out
+'
+
+test_expect_success 'gc stops traversal when a missing but promised object is reached' '
+ rm -rf repo &&
+ test_create_repo repo &&
+ test_commit -C repo my_commit &&
+
+ TREE_HASH=$(git -C repo rev-parse HEAD^{tree}) &&
+ HASH=$(promise_and_delete $TREE_HASH) &&
+
+ git -C repo config core.repositoryformatversion 1 &&
+ git -C repo config extensions.partialclone "arbitrary string" &&
+ git -C repo gc &&
+
+ # Ensure that the promisor packfile still exists, and remove it
+ test -e repo/.git/objects/pack/pack-$HASH.pack &&
+ rm repo/.git/objects/pack/pack-$HASH.* &&
+
+ # Ensure that the single other pack contains the commit, but not the tree
+ ls repo/.git/objects/pack/pack-*.pack >packlist &&
+ test_line_count = 1 packlist &&
+ git verify-pack repo/.git/objects/pack/pack-*.pack -v >out &&
+ grep "$(git -C repo rev-parse HEAD)" out &&
+ ! grep "$TREE_HASH" out
+'
+
+LIB_HTTPD_PORT=12345 # default port, 410, cannot be used as non-root
+. "$TEST_DIRECTORY"/lib-httpd.sh
+start_httpd
+
+test_expect_success 'fetching of missing objects from an HTTP server' '
+ rm -rf repo &&
+ SERVER="$HTTPD_DOCUMENT_ROOT_PATH/server" &&
+ test_create_repo "$SERVER" &&
+ test_commit -C "$SERVER" foo &&
+ git -C "$SERVER" repack -a -d --write-bitmap-index &&
+
+ git clone $HTTPD_URL/smart/server repo &&
+ HASH=$(git -C repo rev-parse foo) &&
+ rm -rf repo/.git/objects/* &&
+
+ git -C repo config core.repositoryformatversion 1 &&
+ git -C repo config extensions.partialclone "origin" &&
+ git -C repo cat-file -p "$HASH" &&
+
+ # Ensure that the .promisor file is written, and check that its
+ # associated packfile contains the object
+ ls repo/.git/objects/pack/pack-*.promisor >promisorlist &&
+ test_line_count = 1 promisorlist &&
+ IDX=$(cat promisorlist | sed "s/promisor$/idx/") &&
+ git verify-pack --verbose "$IDX" | grep "$HASH"
+'
+
+stop_httpd
+
test_done