// Some zip files can contain garbage after the comment. For example, python zipfile generates // it when opening a zip in 'a' mode: // // >>> from zipfile import ZipFile // >>> with ZipFile('comment_garbage.zip', 'a') as z: // ... z.comment = b'long comment bla bla bla' // ... // >>> with ZipFile('comment_garbage.zip', 'a') as z: // ... z.comment = b'short.' // ... // >>> // // Hexdump: // // 00000000 50 4b 05 06 00 00 00 00 00 00 00 00 00 00 00 00 |PK..............| // 00000010 00 00 00 00 06 00 73 68 6f 72 74 2e 6f 6d 6d 65 |......short.omme| // 00000020 6e 74 20 62 6c 61 20 62 6c 61 20 62 6c 61 |nt bla bla bla| // 0000002e use std::io; use zip::ZipArchive; #[test] fn correctly_handle_zip_with_garbage_after_comment() { let mut v = Vec::new(); v.extend_from_slice(include_bytes!("../tests/data/comment_garbage.zip")); let archive = ZipArchive::new(io::Cursor::new(v)).expect("couldn't open test zip file"); assert_eq!(archive.comment(), "short.".as_bytes()); }