Function write_and_open

crates/paimon/src/btree/tests.rs:36–47

Helper: write entries, finish, then open a reader from the in-memory bytes.

(
    buf: &VecFileWrite,
    result: &crate::btree::writer::BTreeWriteResult,
    cmp: F,
)

/// 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>(
    buf: &VecFileWrite,
    result: &crate::btree::writer::BTreeWriteResult,
    cmp: F,
) -> BTreeIndexReader<F> {
    let data = Bytes::from(buf.to_vec());
    let file_size = data.len() as u64;
    let reader: Box<dyn crate::io::FileRead> = Box::new(BytesFileRead(data));
    BTreeIndexReader::open(reader, file_size, &result.meta, cmp)
        .await
        .unwrap()
}

#[tokio::test]
async fn test_write_read_roundtrip() {