Function int_cmp

crates/paimon/src/btree/tests.rs:29–33

(a: &[u8], b: &[u8])

}

fn int_cmp(a: &[u8], b: &[u8]) -> std::cmp::Ordering {
    let a_val = i32::from_be_bytes(a.try_into().unwrap());
    let b_val = i32::from_be_bytes(b.try_into().unwrap());
    a_val.cmp(&b_val)
}

/// Helper: write entries, finish, then open a reader from the in-memory bytes.
async fn write_and_open<F: Fn(&[u8], &[u8]) -> std::cmp::Ordering>(