use std::{path::PathBuf, sync::Arc}; use git_pack::data::output; #[test]fn size_of_entry() {    assert_eq!(        std::mem::size_of::<output::Entry>(),        80,        "The size of the structure shouldn't change unexpectedly"    )} #[test]fn size_of_count() {    assert_eq!(        std::mem::size_of::<output::Count>(),        56,        "The size of the structure shouldn't change unexpectedly"    )} enum DbKind {    DeterministicGeneratedContent,    DeterministicGeneratedContentMultiIndex,} fn db(kind: DbKind) -> crate::Result<git_odb::HandleArc> {    use DbKind::*;    let name = match kind {        DeterministicGeneratedContent => "make_pack_gen_repo.sh",        DeterministicGeneratedContentMultiIndex => "make_pack_gen_repo_multi_index.sh",    };    let path: PathBuf = git_testtools::scripted_fixture_repo_read_only(name)?        .join(".git")        .join("objects");    git_odb::Store::at_opts(path, Vec::new(), git_odb::store::init::Options::default())        .map_err(Into::into)        .map(|store| {            let mut cache = Arc::new(store).to_cache_arc();            cache.prevent_pack_unload();            cache        })} mod count_and_entries;