Function batch_encode

nodedb-vector/src/quantize/pq.rs:441–448

()

    #[test]
    fn batch_encode() {
        let vecs = make_clustered_data();
        let refs: Vec<&[f32]> = vecs.iter().map(|v| v.as_slice()).collect();
        let codec = PqCodec::train(&refs, 4, 2, 16, 10);

        let batch = codec.encode_batch(&refs).unwrap();
        assert_eq!(batch.len(), 2 * 200); // M=2, N=200
    }

    // golden format test — verifies the on-disk layout is stable.
    #[test]