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-rw-r--r--third_party/rust/zip/tests/zip_comment_garbage.rs30
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diff --git a/third_party/rust/zip/tests/zip_comment_garbage.rs b/third_party/rust/zip/tests/zip_comment_garbage.rs
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+// 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());
+}