mod from_bytes {    use crate::borrowed::fixture_bytes;    use git_object::{        borrowed::{            tree::{Entry, Mode},            Tree,        },        bstr::ByteSlice,    };    use hex::FromHex;     pub fn hex_to_oid(hex: &str) -> [u8; 20] {        <[u8; 20]>::from_hex(hex).unwrap()    }     #[test]    fn everything() {        assert_eq!(            Tree::from_bytes(&fixture_bytes("tree", "everything.tree")).unwrap(),            Tree {                entries: vec![                    Entry {                        mode: Mode::BlobExecutable,                        filename: b"exe".as_bstr(),                        oid: &hex_to_oid("e69de29bb2d1d6434b8b29ae775ad8c2e48c5391")[..]                    },                    Entry {                        mode: Mode::Blob,                        filename: b"file".as_bstr(),                        oid: &hex_to_oid("e69de29bb2d1d6434b8b29ae775ad8c2e48c5391")[..]                    },                    Entry {                        mode: Mode::Commit,                        filename: b"grit-submodule".as_bstr(),                        oid: &hex_to_oid("b2d1b5d684bdfda5f922b466cc13d4ce2d635cf8")[..]                    },                    Entry {                        mode: Mode::Tree,                        filename: b"subdir".as_bstr(),                        oid: &hex_to_oid("4d5fcadc293a348e88f777dc0920f11e7d71441c")[..]                    },                    Entry {                        mode: Mode::Link,                        filename: b"symlink".as_bstr(),                        oid: &hex_to_oid("1a010b1c0f081b2e8901d55307a15c29ff30af0e")[..]                    }                ]            }        );    }}