Function count_unique_blocks 

pub fn count_unique_blocks(blocks: &[Block]) -> usize

Counts the number of unique CIDs in a collection of blocks.

Examples

use ipfrs_core::utils::{quick_block, count_unique_blocks};

let blocks = vec![
    quick_block(b"same").unwrap(),
    quick_block(b"same").unwrap(),
    quick_block(b"different").unwrap(),
];
assert_eq!(count_unique_blocks(&blocks), 2);