Function compact_size

nodedb-fts/src/codec/bitpack.rs:185–190

()

    #[test]
    fn compact_size() {
        // 128 values with max delta 15 → 4 bits each → 64 bytes data + 3 header.
        let values = vec![15u32; 128];
        let packed = pack(&values);
        assert_eq!(packed.len(), 3 + 64);
    }
}