set -eu

scenario=$1

hash=$2

extra=$3

if test "$scenario" = scratch; then exit 0; fi

case "$scenario" in

metadata_symlinks_retain_git_canonicalization|native_commit_statistics_match_cli)

gix_testtools_require_symlinks ;;

gitfile_reopens_canonical_native_repository)

if test "$extra" = alias/.git; then gix_testtools_require_symlinks; fi ;;

git init -q -b main --object-format="$hash" repo

case "$scenario" in

reftable_head_reports_unsupported_storage)

git init -q --object-format="$hash" --ref-format=reftable reftable

;;

native_head_does_not_validate_repository_extensions)

git init -q --object-format="$hash" unknown

git -C unknown config core.repositoryFormatVersion 1

git -C unknown config extensions.unknown true

;;

native_worktree_inventory_includes_bare_main)

git init -q --bare --object-format="$hash" bare

git -C bare worktree add -q --orphan -b linked ../linked

git -C bare worktree lock --reason keep ../linked

;;

native_repository_lifetime_and_refresh)

printf payload > repo/file

printf '[test]\nvalue = first\n' > included

;;

opening_and_discovery_use_gix_with_explicit_fallbacks|native_metadata_paths_match_git_in_each_worktree)

git -C repo commit -qm initial --allow-empty

mkdir -p repo/nested/directory

git -C repo worktree add -q --detach ../linked

git init -q --bare --object-format="$hash" bare

git -C bare worktree add -q --orphan -b main ../bare-linked

printf 'gitdir: repo/.git\n' > gitfile

;;

gitfile_reopens_canonical_native_repository)

if test "$extra" = alias/.git; then ln -s repo alias; fi

printf 'gitdir: %s\n' "$extra" > gitfile

;;

gitfile_reopen_failure_selects_fallback)

printf 'gitdir: repo/.git\n' > gitfile

;;

native_objects_trees_commits_and_index_reads)

mkdir repo/dir

for name in file 'dir/with space' dir/unicode-é --option; do printf '%s' "$name" > "repo/$name"; done

;;

metadata_symlinks_retain_git_canonicalization)

ln -s ../../modules repo/.git/modules

ln -s ../../COMMIT_EDITMSG repo/.git/COMMIT_EDITMSG

;;

native_tree_and_commit_bytes_match_cli)

printf 'payload\n' > repo/file

;;

hooks_retain_cli_even_when_missing)

git -C repo commit -qm initial --allow-empty

git -C repo worktree add -q --detach ../linked

;;

native_submodule_inventory_and_cached_fields_match_cli)

git -C repo commit -qm initial --allow-empty

first=$(git -C repo rev-parse HEAD)

cat > repo/.gitmodules <<'EOF'

git -C repo add .gitmodules

git -C repo update-index --add --cacheinfo "160000,$first,z" --cacheinfo "160000,$first,a"

git -C repo commit -qm modules

case "$extra" in

duplicate)

cp repo/.gitmodules modules-original

{ printf '[submodule "a.first"]\n'; cat modules-original; } > repo/.gitmodules

rm modules-original

;;

include) printf '[include]\npath = not-read\n' >> repo/.gitmodules ;;

esac

;;

native_revision_path_and_mode_match_cli)

cd repo

blob=$(printf data | git hash-object -w --stdin)

git update-index --add --cacheinfo "100644,$blob,dir/file" --cacheinfo "100755,$blob,executable" --cacheinfo "120000,$blob,link"

git commit -qm paths

GIT_INDEX_FILE="$PWD/../alternate-index" git update-index --add --cacheinfo "100755,$blob,alternate"

;;

native_reference_reads_include_missing_and_dangling_targets)

git -C repo commit -qm initial --allow-empty

git -C repo pack-refs --all --prune

git -C repo symbolic-ref refs/heads/alias refs/heads/absent

;;

native_command_queries_match_cli)

printf content > repo/file

git -C repo add file

git -C repo commit -qm initial

git -C repo config test.value configured

;;

reference_enumeration_preserves_aliases_and_skips_dangling_refs)

git -C repo commit -qm initial --allow-empty

git -C repo symbolic-ref refs/heads/alias refs/heads/main

if test "$extra" = dangling; then git -C repo symbolic-ref refs/heads/dangling refs/heads/missing; fi

;;

tree_writes_validate_child_object_kinds|branch_blob_updates_match_git)

git -C repo commit -qm initial --allow-empty

printf x | git -C repo hash-object -w --stdin > blob-id

git -C repo symbolic-ref refs/aliases/main refs/heads/main

;;

partial_native_stream_does_not_corrupt_next_read)

printf abcdef | git -C repo hash-object -w --stdin > blob-ids

printf xyz | git -C repo hash-object -w --stdin >> blob-ids

;;

native_history_and_references|reflog_message_cleanup_uses_cli_before_mutation)

export GIT_COMMITTER_NAME="Reflog Actor" GIT_COMMITTER_EMAIL=actor@example.invalid GIT_COMMITTER_DATE="1100000000 -0430"

git -C repo commit -qm first --allow-empty

first=$(git -C repo rev-parse HEAD)

tree=$(git -C repo rev-parse 'HEAD^{tree}')

printf second | git -C repo commit-tree "$tree" -p "$first" > second-id

git -C repo branch other "$first"

git -C repo branch control "$first"

;;

native_refedit_message_is_verbatim)

git -C repo commit -qm initial --allow-empty

;;

native_raw_diff_matches_cli)

cd repo

mkdir dir

printf 'rename me\n' > a

printf 'old\n' > dir/b

printf 'gone\n' > removed

git add .

git commit -qm before

mv a z

printf 'changed\n' > dir/b

git add --all

git commit -qm after

;;

native_status_and_ignore_match_cli_without_writing_index)

cd repo

printf '*.log\nignored/\n' > .gitignore

printf 'tracked even though ignored\n' > tracked.log

git add .gitignore

git add -f tracked.log

git commit -qm initial

mkdir ignored

printf ignored > ignored/file

printf untracked > "$extra"

printf changed > tracked.log

git init -q nested

;;

native_status_tracks_submodule_dirtiness)

git init -q --object-format="$hash" source

printf initial > source/file

git -C source add file

git -C source commit -qm initial

git -C repo -c protocol.file.allow=always submodule add -q ../source module

git -C repo commit -qm 'add submodule'

printf modified > repo/module/file

;;

native_commit_statistics_match_cli)

cd repo

git config diff.algorithm myers

printf 'one\ntwo\n' > file

printf 'a\0b' > binary

printf 'gone\n' > old

printf text > "link"

git add .

git commit -qm first

printf 'two\nthree\nfour\n' > file

printf 'b\0c' > binary

mv old new

rm link

ln -s file link

git add --all

git commit -qm second

git commit -qm empty --allow-empty

if test "$extra" = True; then printf 'file -diff\n' > .gitattributes; fi

;;

unknown_command_and_storage_environment_use_cli|compatibility_object_format_uses_cli_before_writing|per_command_committer_identity_uses_cli|a_native_write_failure_is_not_retried|commit_identity_cleanup_matches_git) ;;

*) printf 'unknown scenario: %s\n' "$scenario" >&2; exit 1 ;;