krishvishal commented on code in PR #3284:
URL: https://github.com/apache/iggy/pull/3284#discussion_r3273430233
##########
core/journal/src/prepare_journal.rs:
##########
@@ -557,6 +568,36 @@ mod tests {
}
}
+ #[compio::test]
+ async fn corrupt_command_byte_truncates_on_reopen() {
+ // Bit-flipped `Command2` discriminant: must truncate, not panic.
+ let dir = tempdir().unwrap();
+ let path = dir.path().join("journal.wal");
+
+ {
+ let journal = PrepareJournal::open(&path, 0).await.unwrap();
+ journal.append(make_prepare(1, 64)).await.unwrap();
+ journal.append(make_prepare(2, 128)).await.unwrap();
+ journal.storage.fsync().await.unwrap();
+ }
+
+ // Entry 2 at offset HEADER_SIZE+64=320; command byte at +60 within
header.
+ let entry_2_offset = (HEADER_SIZE + 64) as u64;
Review Comment:
Fixed.
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