use crate::hex_to_id;use crate::odb::db; fn find_header(db: impl git_odb::Header, hex_id: &str) -> git_odb::find::Header {    db.try_header(hex_to_id(hex_id))        .expect("no read error")        .expect("object exists")} #[test]fn loose_object() {    find_header(&db(), "37d4e6c5c48ba0d245164c4e10d5f41140cab980");} #[test]fn pack_object() {    let db = db();    assert_eq!(        find_header(&db, "501b297447a8255d3533c6858bb692575cdefaa0"), // pack 11fd        git_odb::find::Header::Packed(git_pack::data::decode::header::Outcome {            kind: git_object::Kind::Commit,            object_size: 225,            num_deltas: 0,        })    );    assert_eq!(        find_header(&db, "4dac9989f96bc5b5b1263b582c08f0c5f0b58542"), // pack a2bf        git_odb::find::Header::Packed(git_pack::data::decode::header::Outcome {            kind: git_object::Kind::Tree,            object_size: 34,            num_deltas: 0,        })    );    assert_eq!(        find_header(&db, "dd25c539efbb0ab018caa4cda2d133285634e9b5"), // pack c043        git_odb::find::Header::Packed(git_pack::data::decode::header::Outcome {            kind: git_object::Kind::Blob,            object_size: 860,            num_deltas: 0,        })    );}